1 00:00:00,000 --> 00:00:10,900 2 00:00:10,900 --> 00:00:11,666 This GIS [Geographic Information System] workshop 3 00:00:11,666 --> 00:00:13,799 is designed for resource managers 4 00:00:13,800 --> 00:00:15,633 as a beginner-level hands-on training course. 5 00:00:15,633 --> 00:00:18,399 It introduces the basic procedures 6 00:00:18,400 --> 00:00:20,700 in GIS, such as: 7 00:00:20,700 --> 00:00:20,800 8 00:00:20,800 --> 00:00:21,966 import, connect, and explore 9 00:00:21,966 --> 00:00:24,499 geographic information of various formats; 10 00:00:24,500 --> 00:00:27,866 create and edit geographic information; 11 00:00:27,866 --> 00:00:30,099 query, analyze, 12 00:00:30,100 --> 00:00:32,600 and present geographic information. 13 00:00:32,600 --> 00:00:32,866 14 00:00:32,866 --> 00:00:35,699 We will be using 15 00:00:35,700 --> 00:00:35,966 16 00:00:35,966 --> 00:00:38,499 QGIS [Quantum Geographic Information System] software, 17 00:00:38,500 --> 00:00:40,900 which is a professional, free, open-source 18 00:00:40,900 --> 00:00:43,066 geographic information system. 19 00:00:43,066 --> 00:00:46,899 The QGIS software can be downloaded 20 00:00:46,900 --> 00:00:50,600 from the QGIS website 21 00:00:50,600 --> 00:00:50,700 22 00:00:50,700 --> 00:00:52,400 that has been provided in the handbook. 23 00:00:52,400 --> 00:00:56,366 Our objective here is, 24 00:00:56,366 --> 00:00:56,499 25 00:00:56,500 --> 00:00:58,633 although the procedures learned 26 00:00:58,633 --> 00:01:01,633 can be applied to GIS analyses 27 00:01:01,633 --> 00:01:05,033 for any raster or vector data, 28 00:01:05,033 --> 00:01:05,333 29 00:01:05,333 --> 00:01:07,299 this course is specific to the use of 30 00:01:07,300 --> 00:01:09,533 Live Fractional Cover status 31 00:01:09,533 --> 00:01:10,033 32 00:01:10,033 --> 00:01:12,666 and change maps in the management 33 00:01:12,666 --> 00:01:12,766 34 00:01:12,766 --> 00:01:15,599 of NRT [Northern Rangelands Trust] 35 00:01:15,600 --> 00:01:20,866 natural resources. 36 00:01:20,866 --> 00:01:23,499 Once you have downloaded the QGIS 37 00:01:23,500 --> 00:01:25,400 and installed it on the system, 38 00:01:25,400 --> 00:01:25,500 39 00:01:25,500 --> 00:01:28,533 click the QGIS icon on the desktop, 40 00:01:28,533 --> 00:01:31,699 and the user interface panel will open. 41 00:01:31,700 --> 00:01:34,133 Here, we see four panels, 42 00:01:34,133 --> 00:01:34,233 43 00:01:34,233 --> 00:01:36,999 layers, browsers, and processing tools. 44 00:01:37,000 --> 00:01:38,733 To set these up, 45 00:01:38,733 --> 00:01:45,466 we go to Views. Panels. 46 00:01:45,466 --> 00:01:46,532 47 00:01:46,533 --> 00:01:48,566 Click on the panels we want to view. 48 00:01:48,566 --> 00:01:48,732 49 00:01:48,733 --> 00:01:57,033 Next, we want to set our project. 50 00:01:57,033 --> 00:01:57,266 51 00:01:57,266 --> 00:02:02,032 We go to Settings. Options. 52 00:02:02,033 --> 00:02:16,033 Click the override system locale 53 00:02:16,033 --> 00:02:16,133 54 00:02:16,133 --> 00:02:20,199 and select the language 55 00:02:20,200 --> 00:02:22,500 you want it to be in. 56 00:02:22,500 --> 00:02:22,600 57 00:02:22,600 --> 00:02:24,533 There are a number of languages. 58 00:02:24,533 --> 00:02:24,633 59 00:02:24,633 --> 00:02:25,999 What you want to select: 60 00:02:26,000 --> 00:02:28,066 We have selected English. 61 00:02:28,066 --> 00:02:28,232 62 00:02:28,233 --> 00:02:30,566 I'll let all the other defaults 63 00:02:30,566 --> 00:02:33,799 be as they are, then click OK. 64 00:02:33,800 --> 00:02:41,033 Next, we go to set the coordinate system 65 00:02:41,033 --> 00:02:42,566 for the project. 66 00:02:42,566 --> 00:02:42,699 67 00:02:42,700 --> 00:02:44,866 We go to Project. 68 00:02:44,866 --> 00:02:59,166 69 00:02:59,166 --> 00:03:01,599 Properties. In the filter, type in the 70 00:03:01,600 --> 00:03:01,700 71 00:03:01,700 --> 00:03:06,133 EPSG [European Petroleum Survey Group] 72 00:03:06,133 --> 00:03:08,166 that we want to select. 73 00:03:08,166 --> 00:03:17,332 The coordinate system for Kenya is 32637. 74 00:03:17,333 --> 00:03:19,299 I have also given the reference 75 00:03:19,300 --> 00:03:20,933 in the handbook 76 00:03:20,933 --> 00:03:24,799 where we can download the URL link. 77 00:03:24,800 --> 00:03:28,133 If you select this, 78 00:03:28,133 --> 00:03:38,133 it shows you where it lies. Hit Apply. 79 00:03:38,133 --> 00:03:41,366 80 00:03:41,366 --> 00:03:43,366 OK. Also, I would like to point out, 81 00:03:43,366 --> 00:03:45,332 if we go Project. 82 00:03:45,333 --> 00:03:49,333 Properties, again. 83 00:03:49,333 --> 00:03:50,699 I also want to point out here again, 84 00:03:50,700 --> 00:03:53,033 that the coordinate reference system 85 00:03:53,033 --> 00:03:55,999 used by all base layers 86 00:03:56,000 --> 00:03:59,933 such as Google Maps and Open Street Maps, is 87 00:03:59,933 --> 00:04:03,699 we go, again, 88 00:04:03,700 --> 00:04:08,033 I'll show you two properties. 89 00:04:08,033 --> 00:04:10,466 Their reference system is 3857. 90 00:04:10,466 --> 00:04:12,199 91 00:04:12,200 --> 00:04:16,366 It covers a broader area, 92 00:04:16,366 --> 00:04:18,832 has a wider coverage. 93 00:04:18,833 --> 00:04:22,766 For this project, 94 00:04:22,766 --> 00:04:25,632 we'll use this coordinate system. 95 00:04:25,633 --> 00:04:26,766 96 00:04:26,766 --> 00:04:27,599 Click Apply, and OK. 97 00:04:27,600 --> 00:04:28,766 98 00:04:28,766 --> 00:04:33,199 Next, we save our project. Save as. 99 00:04:33,200 --> 00:04:40,833 I've already created a folder for the workshop, and we just click Save. 100 00:04:40,833 --> 00:04:42,066 101 00:04:42,066 --> 00:04:52,566 102 00:04:52,566 --> 00:04:53,832 Next, we add the Google Map layers. 103 00:04:53,833 --> 00:04:55,233 104 00:04:55,233 --> 00:04:57,233 I have given the link in the handbook. 105 00:04:57,233 --> 00:04:57,766 106 00:04:57,766 --> 00:05:01,399 We go to 107 00:05:01,400 --> 00:05:04,600 XYZ Tiles. 108 00:05:04,600 --> 00:05:06,600 I have a number of layers added. 109 00:05:06,600 --> 00:05:09,133 We go to New Connection 110 00:05:09,133 --> 00:05:09,266 111 00:05:09,266 --> 00:05:16,199 [no speaking] and we will be getting set. 112 00:05:16,200 --> 00:05:17,200 113 00:05:17,200 --> 00:05:41,000 [no speaking during selection procedure] I have it here. 114 00:05:41,000 --> 00:05:42,800 We just 115 00:05:42,800 --> 00:05:43,033 116 00:05:43,033 --> 00:05:46,499 copy it, 117 00:05:46,500 --> 00:05:54,400 paste it, 118 00:05:54,400 --> 00:05:57,366 119 00:05:57,366 --> 00:06:01,532 then we'll have the zoom level at 19, 120 00:06:01,533 --> 00:06:08,833 and click OK. 121 00:06:08,833 --> 00:06:10,766 Since I already have the layers added, 122 00:06:10,766 --> 00:06:13,466 I won't be doing that. 123 00:06:13,466 --> 00:06:53,099 We will zoom into Kenya. 124 00:06:53,100 --> 00:06:55,700 Next, we will add a layer. 125 00:06:55,700 --> 00:07:00,433 We go to Layer. Add Vector Layer. 126 00:07:00,433 --> 00:07:06,433 We will go... I have already created a folder 127 00:07:06,433 --> 00:07:06,533 128 00:07:06,533 --> 00:07:10,466 for the workshop, 129 00:07:10,466 --> 00:07:13,266 where I have the file saved. 130 00:07:13,266 --> 00:07:13,366 131 00:07:13,366 --> 00:07:38,799 [no speaking] Add. Close. 132 00:07:38,800 --> 00:07:47,000 Now, we will zoom to the layer. 133 00:07:47,000 --> 00:07:50,566 Now, if you right click. Properties. 134 00:07:50,566 --> 00:07:50,899 135 00:07:50,900 --> 00:07:59,000 We can 136 00:07:59,000 --> 00:07:59,100 137 00:07:59,100 --> 00:08:05,900 go to Symbology, and, select... 138 00:08:05,900 --> 00:08:08,500 We have options here. 139 00:08:08,500 --> 00:08:11,600 We go for outline. Select the outline. 140 00:08:11,600 --> 00:08:13,800 Click on the simple line, 141 00:08:13,800 --> 00:08:16,566 and you can change the color 142 00:08:16,566 --> 00:08:18,399 143 00:08:18,400 --> 00:08:20,800 to any color you want. 144 00:08:20,800 --> 00:08:22,666 145 00:08:22,666 --> 00:08:29,466 Then, go to the thickness, 146 00:08:29,466 --> 00:08:31,432 you can change the thickness of the line. 147 00:08:31,433 --> 00:08:37,299 Let's make it 50, and Apply. OK. 148 00:08:37,300 --> 00:08:37,700 149 00:08:37,700 --> 00:08:38,066 150 00:08:38,066 --> 00:08:56,732 151 00:08:56,733 --> 00:08:59,266 OK. Now let's add raster layer... 152 00:08:59,266 --> 00:09:01,266 we'll go to the folder 153 00:09:01,266 --> 00:09:03,699 where we saved the vegetation status map 154 00:09:03,700 --> 00:09:04,366 155 00:09:04,366 --> 00:09:06,966 that we have created 156 00:09:06,966 --> 00:09:07,799 157 00:09:07,800 --> 00:09:14,366 in SNAP [SeNtinels Application Platform]. Select. 158 00:09:14,366 --> 00:09:16,499 And, Open. Add. Every time, Zoom to Layer. 159 00:09:16,500 --> 00:09:21,866 [no speaking] 160 00:09:21,866 --> 00:09:24,232 The next step is setting it up 161 00:09:24,233 --> 00:09:26,066 with a pseudo color lookup table 162 00:09:26,066 --> 00:09:26,166 163 00:09:26,166 --> 00:09:28,932 that we have defined in SNAP. 164 00:09:28,933 --> 00:09:29,833 165 00:09:29,833 --> 00:09:32,633 Same color lookup table. 166 00:09:32,633 --> 00:09:36,533 We go to Properties. 167 00:09:36,533 --> 00:09:39,699 Under Band Rendering, 168 00:09:39,700 --> 00:09:43,633 add Singleband pseudocolor. 169 00:09:43,633 --> 00:09:45,099 Drop down the Color Ramp, 170 00:09:45,100 --> 00:09:48,366 and Create New Color Ramp. 171 00:09:48,366 --> 00:09:56,032 We drop down Color 1. 172 00:09:56,033 --> 00:09:56,633 173 00:09:56,633 --> 00:10:02,866 Choose Color. 174 00:10:02,866 --> 00:10:05,232 Either put in the hexadecimal code 175 00:10:05,233 --> 00:10:05,333 176 00:10:05,333 --> 00:10:08,299 or put in the RGB [red/green/blue] values 177 00:10:08,300 --> 00:10:10,700 that are given in the handout. 178 00:10:10,700 --> 00:10:10,800 179 00:10:10,800 --> 00:10:26,700 We have 139. 19. OK. 180 00:10:26,700 --> 00:10:29,133 It's important that we first set our colors. 181 00:10:29,133 --> 00:10:32,899 Then, we set Color 2. 182 00:10:32,900 --> 00:10:33,333 183 00:10:33,333 --> 00:10:38,533 Choose Color. 184 00:10:38,533 --> 00:10:38,633 185 00:10:38,633 --> 00:10:59,599 We will now use the code which is 9AC. OK. 186 00:10:59,600 --> 00:11:03,566 Go to the Color Ramp and save Color Ramp. 187 00:11:03,566 --> 00:11:11,332 Give it a name: Veg LFC. 188 00:11:11,333 --> 00:11:12,466 189 00:11:12,466 --> 00:11:20,332 Tag it as VegStatus. 190 00:11:20,333 --> 00:11:20,633 191 00:11:20,633 --> 00:11:25,233 Add to favorites, and Save. 192 00:11:25,233 --> 00:11:34,999 193 00:11:35,000 --> 00:11:37,200 Then, we click Apply. 194 00:11:37,200 --> 00:11:38,533 195 00:11:38,533 --> 00:11:42,166 We can also save this as a text file. 196 00:11:42,166 --> 00:11:46,532 197 00:11:46,533 --> 00:11:48,899 Since I already have it there, 198 00:11:48,900 --> 00:11:50,966 I'll give it another name. Save it. 199 00:11:50,966 --> 00:11:54,266 [no speaking] 200 00:11:54,266 --> 00:11:58,732 Export it as a style and Save style 201 00:11:58,733 --> 00:12:03,233 as a QML [Qt modeling language] file. 202 00:12:03,233 --> 00:12:03,333 203 00:12:03,333 --> 00:12:12,999 We can load this directly, also. 204 00:12:13,000 --> 00:12:21,800 Save. 205 00:12:21,800 --> 00:12:23,600 So here we are noting that, it sometimes happens, 206 00:12:23,600 --> 00:12:25,933 when we apply this, 207 00:12:25,933 --> 00:12:28,933 it creates an extra zero or extra 255. 208 00:12:28,933 --> 00:12:32,599 All you have to do is, 209 00:12:32,600 --> 00:12:35,733 since we had two colors here, 210 00:12:35,733 --> 00:12:37,066 211 00:12:37,066 --> 00:12:40,599 we will go and remove it. 212 00:12:40,600 --> 00:12:47,800 Apply, and OK. 213 00:12:47,800 --> 00:12:49,966 Next, we'll add another raster layer, 214 00:12:49,966 --> 00:12:51,766 which is the vegetation difference map 215 00:12:51,766 --> 00:12:51,866 216 00:12:51,866 --> 00:12:55,766 created in SNAP. Add Layer. 217 00:12:55,766 --> 00:12:58,232 Add Raster Layer. Go to the folder. 218 00:12:58,233 --> 00:13:00,599 219 00:13:00,600 --> 00:13:02,533 Black and white veg difference. 220 00:13:02,533 --> 00:13:05,299 Select the image. Open. Add, and Close. 221 00:13:05,300 --> 00:13:05,400 222 00:13:05,400 --> 00:13:10,666 We click this one off for now. 223 00:13:10,666 --> 00:13:15,966 Properties: we will give it 224 00:13:15,966 --> 00:13:17,799 the color lookup table 225 00:13:17,800 --> 00:13:22,033 we've defined in SNAP. We go here. 226 00:13:22,033 --> 00:13:24,833 227 00:13:24,833 --> 00:13:28,199 Singleband pseudocolor. Color Ramp. 228 00:13:28,200 --> 00:13:30,133 229 00:13:30,133 --> 00:13:34,699 Create New Color Ramp. OK. 230 00:13:34,700 --> 00:13:36,800 In the vegetation status map, 231 00:13:36,800 --> 00:13:37,066 232 00:13:37,066 --> 00:13:39,332 we defined only two colors. 233 00:13:39,333 --> 00:13:39,466 234 00:13:39,466 --> 00:13:42,732 Here, we will be defining six colors. 235 00:13:42,733 --> 00:13:42,933 236 00:13:42,933 --> 00:13:45,366 It's important to first define 237 00:13:45,366 --> 00:13:48,399 the Color 1 and Color 2, 238 00:13:48,400 --> 00:13:50,066 which are the end colors. 239 00:13:50,066 --> 00:13:51,866 And, in between, 240 00:13:51,866 --> 00:13:57,566 we'll have another six colors. 241 00:13:57,566 --> 00:14:00,532 Choose Color and that is our blue color. 242 00:14:00,533 --> 00:14:05,766 Click OK. We go to Color 2. 243 00:14:05,766 --> 00:14:06,766 244 00:14:06,766 --> 00:14:09,766 Choose Color and that is our last color. 245 00:14:09,766 --> 00:14:10,432 246 00:14:10,433 --> 00:14:14,333 We will give it the hexadecimal code 247 00:14:14,333 --> 00:14:14,433 248 00:14:14,433 --> 00:14:21,299 which is ffa0ff. OK. 249 00:14:21,300 --> 00:14:35,333 Now, since we have to add 250 00:14:35,333 --> 00:14:37,299 other colors in between, 251 00:14:37,300 --> 00:14:37,700 252 00:14:37,700 --> 00:14:40,800 we add gradient stops. 253 00:14:40,800 --> 00:14:44,700 Double click the color bar. One. Two. 254 00:14:44,700 --> 00:14:47,933 We'll add two stops at a time. 255 00:14:47,933 --> 00:14:48,799 256 00:14:48,800 --> 00:14:52,600 Select the first one, 257 00:14:52,600 --> 00:14:56,000 and this also remains blue. 258 00:14:56,000 --> 00:15:01,500 We give it the color code of blue 259 00:15:01,500 --> 00:15:01,600 260 00:15:01,600 --> 00:15:08,600 which is 0000ff. Click here to be sure. 261 00:15:08,600 --> 00:15:09,566 262 00:15:09,566 --> 00:15:14,232 Then, go to the next. 263 00:15:14,233 --> 00:15:15,766 We have to define the relative position 264 00:15:15,766 --> 00:15:18,932 of the stop, which we do here, 265 00:15:18,933 --> 00:15:33,133 which is 32 and 6. 266 00:15:33,133 --> 00:15:33,333 267 00:15:33,333 --> 00:15:36,099 We go to the next one, 268 00:15:36,100 --> 00:15:36,366 269 00:15:36,366 --> 00:15:39,532 which is this one. Select it. 270 00:15:39,533 --> 00:15:50,033 Give it the next code, which is 00ffff. 271 00:15:50,033 --> 00:15:56,466 Give it the Relative position, [no speaking] eight. 272 00:15:56,466 --> 00:15:58,532 273 00:15:58,533 --> 00:16:10,033 Then, add two more stops. 274 00:16:10,033 --> 00:16:13,533 275 00:16:13,533 --> 00:16:20,566 One, two. 276 00:16:20,566 --> 00:16:21,366 277 00:16:21,366 --> 00:16:26,599 Select this one, and the code is, 278 00:16:26,600 --> 00:16:28,666 and give it the hexadecimal code 279 00:16:28,666 --> 00:16:48,199 which is 00ff00. 280 00:16:48,200 --> 00:16:51,600 Then, give it the Relative position, which is [no speaking] two. 281 00:16:51,600 --> 00:17:07,033 [no speaking] Select the next gradient stop 282 00:17:07,033 --> 00:17:08,033 283 00:17:08,033 --> 00:17:11,733 and give it a code which is ffff00. 284 00:17:11,733 --> 00:17:14,866 [no speaking] 285 00:17:14,866 --> 00:17:25,399 Check it. 286 00:17:25,400 --> 00:17:26,233 Then, give it 287 00:17:26,233 --> 00:17:30,666 288 00:17:30,666 --> 00:17:43,599 the relative position. 289 00:17:43,600 --> 00:17:46,400 So add two more gradient stops. 290 00:17:46,400 --> 00:17:47,000 291 00:17:47,000 --> 00:17:50,800 One and two. Select this one, 292 00:17:50,800 --> 00:18:01,733 and give it the color which is ff000f. 293 00:18:01,733 --> 00:18:02,233 294 00:18:02,233 --> 00:18:11,233 Click. Then, go to this stop, 295 00:18:11,233 --> 00:18:17,999 which will be our last stop, 296 00:18:18,000 --> 00:18:20,600 which is also pink, 297 00:18:20,600 --> 00:18:20,833 298 00:18:20,833 --> 00:18:27,266 which is ffa0ff. OK. 299 00:18:27,266 --> 00:18:49,666 [no speaking] 300 00:18:49,666 --> 00:18:52,166 We've got all gradient positions set 301 00:18:52,166 --> 00:18:55,532 and we click OK. 302 00:18:55,533 --> 00:18:55,733 303 00:18:55,733 --> 00:19:05,633 Go there, Save Color Ramp. 304 00:19:05,633 --> 00:19:42,366 Save it. Then, click Apply. 305 00:19:42,366 --> 00:19:49,999 So, here we see that it's not right. 306 00:19:50,000 --> 00:19:53,200 What we have to do is Remove Layer. 307 00:19:53,200 --> 00:20:06,533 OK. We bring the layer up again. 308 00:20:06,533 --> 00:20:10,666 Layer. Add Raster Layer. 309 00:20:10,666 --> 00:20:10,866 310 00:20:10,866 --> 00:20:18,699 Go to the difference image, 311 00:20:18,700 --> 00:20:21,433 add our image. Open. Add. 312 00:20:21,433 --> 00:20:24,933 313 00:20:24,933 --> 00:20:30,733 Close. Right click Properties. 314 00:20:30,733 --> 00:20:30,999 315 00:20:31,000 --> 00:20:35,233 Singleband pseudocolor. 316 00:20:35,233 --> 00:20:39,633 317 00:20:39,633 --> 00:20:40,966 You see, it has brought up 318 00:20:40,966 --> 00:20:45,099 the correct color lookup table. 319 00:20:45,100 --> 00:20:54,400 Click Apply, and OK. 320 00:20:54,400 --> 00:20:57,166 It goes from 0 to 255. 321 00:20:57,166 --> 00:21:01,932 We have the colors that we added. 322 00:21:01,933 --> 00:21:04,133 It gives the relative positions. 323 00:21:04,133 --> 00:21:09,766 It calculates itself. The breakpoints. 324 00:21:09,766 --> 00:21:21,999 325 00:21:22,000 --> 00:21:22,800 We have added base layers. 326 00:21:22,800 --> 00:21:23,733 Now, we will create some shape files. 327 00:21:23,733 --> 00:21:28,033 Layer. Create Layer. 328 00:21:28,033 --> 00:21:28,933 329 00:21:28,933 --> 00:21:33,399 New Shapefile Layer. 330 00:21:33,400 --> 00:21:35,433 Go to the folder. 331 00:21:35,433 --> 00:21:48,066 Our shape file will be "Livestock." 332 00:21:48,066 --> 00:21:51,366 Save it, and then we will solve. 333 00:21:51,366 --> 00:21:51,866 334 00:21:51,866 --> 00:21:53,199 In the vector files, you have a choice. 335 00:21:53,200 --> 00:21:55,466 Point line, Multipoint, and Polygon. 336 00:21:55,466 --> 00:21:57,399 We'll be doing a Point. 337 00:21:57,400 --> 00:21:57,533 338 00:21:57,533 --> 00:22:03,099 We go and set our coordinate system. 339 00:22:03,100 --> 00:22:03,866 340 00:22:03,866 --> 00:22:09,499 We'll give the ID as owner. 341 00:22:09,500 --> 00:22:10,133 342 00:22:10,133 --> 00:22:18,366 That will be the name of the owner 343 00:22:18,366 --> 00:22:20,266 and the text data length 344 00:22:20,266 --> 00:22:26,299 will be 20. 345 00:22:26,300 --> 00:22:28,266 We click Add to Fields. 346 00:22:28,266 --> 00:22:33,732 347 00:22:33,733 --> 00:22:37,766 Next, we enter the name of the livestock. 348 00:22:37,766 --> 00:22:44,999 349 00:22:45,000 --> 00:22:50,266 This will be a number. How many. [no speaking] 350 00:22:50,266 --> 00:22:50,366 351 00:22:50,366 --> 00:22:51,732 We'll put at three. [no speaking] 352 00:22:51,733 --> 00:22:51,833 353 00:22:51,833 --> 00:23:13,833 [no speaking during data entry] Sheep. I'm just adding arbitrarily, 354 00:23:13,833 --> 00:23:17,866 numbers and names. 355 00:23:17,866 --> 00:23:35,099 [no speaking] 356 00:23:35,100 --> 00:23:42,100 We did sheep. So, Camels. 357 00:23:42,100 --> 00:23:43,533 358 00:23:43,533 --> 00:23:46,066 Add to list. Then, we have poultry. 359 00:23:46,066 --> 00:23:48,532 360 00:23:48,533 --> 00:23:53,466 And, add to list. Click OK. 361 00:23:53,466 --> 00:23:54,366 362 00:23:54,366 --> 00:24:02,766 Create another layer. Create shape file. 363 00:24:02,766 --> 00:24:03,866 364 00:24:03,866 --> 00:24:07,232 And, this will be a line layer. 365 00:24:07,233 --> 00:24:11,866 We go to the folder 366 00:24:11,866 --> 00:24:14,532 and give it the name NewTracks. 367 00:24:14,533 --> 00:24:21,599 Save it. Set the coordinate system. 368 00:24:21,600 --> 00:24:26,333 We put an ID as 1. 369 00:24:26,333 --> 00:24:30,499 Add to Fields. OK. 370 00:24:30,500 --> 00:24:35,366 Next, we create one more layer. 371 00:24:35,366 --> 00:24:36,499 372 00:24:36,500 --> 00:24:41,866 We will create a polygon layer. 373 00:24:41,866 --> 00:24:44,499 Go to folder. 374 00:24:44,500 --> 00:24:51,500 We'll call this LFC, and Save it. 375 00:24:51,500 --> 00:24:54,433 Set the coordinate system. 376 00:24:54,433 --> 00:24:57,566 Did I set the coordinate system? 377 00:24:57,566 --> 00:25:03,332 Give it the name LFC%. It's a number, 378 00:25:03,333 --> 00:25:09,066 we select Decimal number and three. 379 00:25:09,066 --> 00:25:17,132 Add to Field. 380 00:25:17,133 --> 00:25:21,633 Then, we add another field: 381 00:25:21,633 --> 00:25:23,333 382 00:25:23,333 --> 00:25:24,966 VegType. 383 00:25:24,966 --> 00:25:27,266 This is text data. 384 00:25:27,266 --> 00:25:27,599 385 00:25:27,600 --> 00:25:34,900 Call it 20. Add to Fields. And, OK. 386 00:25:34,900 --> 00:25:39,600 We've created three empty layers. 387 00:25:39,600 --> 00:25:42,666 We click on one of the layers, 388 00:25:42,666 --> 00:25:44,599 for example, the NewTracks. 389 00:25:44,600 --> 00:25:50,133 We have the pencil icon, 390 00:25:50,133 --> 00:25:50,299 391 00:25:50,300 --> 00:25:52,333 that is, the editing toggle on, 392 00:25:52,333 --> 00:25:56,499 and we click on the digitizing tool. 393 00:25:56,500 --> 00:25:59,266 We'll click off this layer. 394 00:25:59,266 --> 00:26:01,232 395 00:26:01,233 --> 00:26:03,899 Have the (select) the Google, 396 00:26:03,900 --> 00:26:06,100 then zoom in to the layer. 397 00:26:06,100 --> 00:26:20,900 [zooming] 398 00:26:20,900 --> 00:26:24,333 Just trying to find some tracks 399 00:26:24,333 --> 00:26:28,733 that we can digitize. Zoom in. 400 00:26:28,733 --> 00:26:32,866 401 00:26:32,866 --> 00:26:44,166 Here we go. Click the digitizing tool. 402 00:26:44,166 --> 00:26:47,132 Click on. And this, on. 403 00:26:47,133 --> 00:26:51,999 404 00:26:52,000 --> 00:27:00,400 Start digitizing. I'll show an example. 405 00:27:00,400 --> 00:27:12,733 We right click. 406 00:27:12,733 --> 00:27:13,033 407 00:27:13,033 --> 00:27:19,533 Give it an ID as 1. 408 00:27:19,533 --> 00:27:19,833 409 00:27:19,833 --> 00:27:25,099 Call it Planned route. 410 00:27:25,100 --> 00:27:29,333 Click OK. 411 00:27:29,333 --> 00:27:34,499 412 00:27:34,500 --> 00:27:36,200 Now, click on the Attribute Table. 413 00:27:36,200 --> 00:27:39,533 Open Attribute Table. 414 00:27:39,533 --> 00:27:40,999 You'll see Planned route and ID 1. 415 00:27:41,000 --> 00:27:45,533 Close this. 416 00:27:45,533 --> 00:27:45,799 417 00:27:45,800 --> 00:27:50,633 And, we double click on this. 418 00:27:50,633 --> 00:27:53,933 It will bring up this. 419 00:27:53,933 --> 00:27:57,333 It's a solid line, and the width is, 420 00:27:57,333 --> 00:27:58,066 421 00:27:58,066 --> 00:28:00,666 we'll make it a little bit thicker. 422 00:28:00,666 --> 00:28:08,032 50. And, Solid line. 423 00:28:08,033 --> 00:28:11,233 We'll put it as a Dash Line. 424 00:28:11,233 --> 00:28:11,366 425 00:28:11,366 --> 00:28:14,099 Put the color more prominent, maybe red. 426 00:28:14,100 --> 00:28:22,133 Apply. OK. Here, you see the line. 427 00:28:22,133 --> 00:28:28,466 Once done, we will unclick this, 428 00:28:28,466 --> 00:28:28,566 429 00:28:28,566 --> 00:28:35,932 and Save it. 430 00:28:35,933 --> 00:28:37,599 Next, we will add a polygon layer. 431 00:28:37,600 --> 00:28:38,400 432 00:28:38,400 --> 00:28:41,766 Click on the Polygon layer. 433 00:28:41,766 --> 00:28:42,166 434 00:28:42,166 --> 00:28:47,266 We will go to the black and white... to the status map. 435 00:28:47,266 --> 00:28:55,999 and zoom in 436 00:28:56,000 --> 00:29:17,133 Sorry zoom out. We highlight this layer. 437 00:29:17,133 --> 00:29:21,933 Get the toggle on. 438 00:29:21,933 --> 00:29:22,033 439 00:29:22,033 --> 00:29:25,933 Get the digitizing tool, 440 00:29:25,933 --> 00:29:29,399 and we'll select this area 441 00:29:29,400 --> 00:29:36,400 for our LFC [Live Fractional Cover]. 442 00:29:36,400 --> 00:30:13,433 We go along. [drawing the polygon] Give it a name. 443 00:30:13,433 --> 00:30:13,666 444 00:30:13,666 --> 00:30:16,632 We'll call it ID 1. 445 00:30:16,633 --> 00:30:16,733 446 00:30:16,733 --> 00:30:26,333 LFC% here is about 70. 447 00:30:26,333 --> 00:30:33,733 Vegetation Type, we call it grass1. 448 00:30:33,733 --> 00:30:35,433 OK and OK 449 00:30:35,433 --> 00:30:40,866 OK we go and select another polygon, 450 00:30:40,866 --> 00:30:42,432 which is a little more brighter. 451 00:30:42,433 --> 00:30:42,899 452 00:30:42,900 --> 00:31:00,900 [another polygon is being drawn] 453 00:31:00,900 --> 00:31:12,966 Call it ID 2. And, LFC% is 90. 454 00:31:12,966 --> 00:31:15,632 And, Vegetation Type is grass2. OK. 455 00:31:15,633 --> 00:31:28,733 We unclick this, and Save it. 456 00:31:28,733 --> 00:31:35,933 Now, we'll populate a livestock layer. 457 00:31:35,933 --> 00:31:36,066 458 00:31:36,066 --> 00:31:38,432 Highlight this. 459 00:31:38,433 --> 00:31:42,399 Unclick the other shapefiles 460 00:31:42,400 --> 00:31:45,366 and the status map. Click. 461 00:31:45,366 --> 00:31:46,099 462 00:31:46,100 --> 00:31:48,266 Let's zoom into an area. 463 00:31:48,266 --> 00:32:09,599 Just any area. 464 00:32:09,600 --> 00:32:09,733 465 00:32:09,733 --> 00:32:13,433 We click that. Click the toggle. 466 00:32:13,433 --> 00:32:16,466 Click Digitize. 467 00:32:16,466 --> 00:32:17,732 468 00:32:17,733 --> 00:32:20,766 For the point, ID as 1. 469 00:32:20,766 --> 00:32:20,866 470 00:32:20,866 --> 00:32:25,332 The Owner, I've named Kieran. 471 00:32:25,333 --> 00:32:29,599 I've given him some livestock. 472 00:32:29,600 --> 00:32:33,400 473 00:32:33,400 --> 00:32:48,433 Just putting in numbers. Click OK. 474 00:32:48,433 --> 00:32:50,966 We've got one point. Another set, 475 00:32:50,966 --> 00:32:53,499 another one is right here. 476 00:32:53,500 --> 00:33:01,666 Here 2, 477 00:33:01,666 --> 00:33:06,966 and, the owner is again, Kieran. 478 00:33:06,966 --> 00:33:10,066 Some more cattle. 15. 5. And, OK. 479 00:33:10,066 --> 00:33:10,166 480 00:33:10,166 --> 00:33:37,032 We unclick this, and Save it. 481 00:33:37,033 --> 00:33:39,399 Right click it. Open Attribute Table. 482 00:33:39,400 --> 00:33:43,800 We see in our attribute table 483 00:33:43,800 --> 00:33:46,100 484 00:33:46,100 --> 00:33:47,833 we have all the fields populated. 485 00:33:47,833 --> 00:33:49,899 486 00:33:49,900 --> 00:33:55,266 Close this. 487 00:33:55,266 --> 00:33:56,799 I've just shown you an example. 488 00:33:56,800 --> 00:33:59,133 I've already created a shape file 489 00:33:59,133 --> 00:33:59,966 490 00:33:59,966 --> 00:34:03,032 for livestock. Zoom to the layer. 491 00:34:03,033 --> 00:34:05,933 492 00:34:05,933 --> 00:34:10,366 Those are the points. 493 00:34:10,366 --> 00:34:14,532 Right click. 494 00:34:14,533 --> 00:34:20,566 Open Attribute Table. 495 00:34:20,566 --> 00:34:24,066 I have made three owners -- 496 00:34:24,066 --> 00:34:24,166 497 00:34:24,166 --> 00:34:25,232 Kieran, Samson, and Mohamed -- 498 00:34:25,233 --> 00:34:27,733 and given them a number of livestock. 499 00:34:27,733 --> 00:34:27,833 500 00:34:27,833 --> 00:34:31,666 OK. We close this. 501 00:34:31,666 --> 00:34:33,632 502 00:34:33,633 --> 00:34:37,733 Go to the one we just created. 503 00:34:37,733 --> 00:34:40,099 I want to show you 504 00:34:40,100 --> 00:34:43,066 the Open Attribute Table. 505 00:34:43,066 --> 00:34:46,232 We can add another field. 506 00:34:46,233 --> 00:34:46,366 507 00:34:46,366 --> 00:34:49,232 We will add another new field to it. 508 00:34:49,233 --> 00:34:51,933 Create a new field. We put a count of 3. 509 00:34:51,933 --> 00:34:52,033 510 00:34:52,033 --> 00:35:04,633 Go to Fields and Values. 511 00:35:04,633 --> 00:35:09,799 We'll add it all up 512 00:35:09,800 --> 00:35:13,300 and get the total number of livestock, 513 00:35:13,300 --> 00:35:18,266 the sheep, plus camels, 514 00:35:18,266 --> 00:35:18,466 515 00:35:18,466 --> 00:35:22,599 plus poultry. Click OK. 516 00:35:22,600 --> 00:35:22,866 517 00:35:22,866 --> 00:35:31,466 You can edit and add fields. 518 00:35:31,466 --> 00:35:35,699 If you want to edit something, 519 00:35:35,700 --> 00:35:37,633 or change the number, select it, 520 00:35:37,633 --> 00:35:39,599 and just change the number. 521 00:35:39,600 --> 00:35:42,433 Or, select the whole row, 522 00:35:42,433 --> 00:35:42,599 523 00:35:42,600 --> 00:35:48,333 and just throw it in the trash bin. 524 00:35:48,333 --> 00:35:54,366 OK. I'll close this. 525 00:35:54,366 --> 00:36:01,832 526 00:36:01,833 --> 00:36:02,999 Next, if you want to change the attribute, 527 00:36:03,000 --> 00:36:03,866 for example, in LFC, click the layer. 528 00:36:03,866 --> 00:36:04,099 529 00:36:04,100 --> 00:36:08,066 Right click Properties. 530 00:36:08,066 --> 00:36:12,166 This gives you the Attribute Table. 531 00:36:12,166 --> 00:36:17,266 We see in the ID, there's a 64. 532 00:36:17,266 --> 00:36:18,066 Integer64 length is 10. 533 00:36:18,066 --> 00:36:18,166 534 00:36:18,166 --> 00:36:22,532 It's too long. 535 00:36:22,533 --> 00:36:23,866 We would like to change it 536 00:36:23,866 --> 00:36:25,732 to something more reasonable. 537 00:36:25,733 --> 00:36:31,466 It's taking a lot of memory. OK. 538 00:36:31,466 --> 00:36:33,566 We have that layer selected. 539 00:36:33,566 --> 00:36:36,299 Go to the Processing Toolbox. 540 00:36:36,300 --> 00:36:41,066 Go to Vector table. Hit Refractor fields. 541 00:36:41,066 --> 00:36:47,466 We select the one we want to change, 542 00:36:47,466 --> 00:36:49,332 which is this one. 543 00:36:49,333 --> 00:36:53,466 Drop this down. Select Integer, 544 00:36:53,466 --> 00:36:56,832 and we can make this five. OK. 545 00:36:56,833 --> 00:36:59,033 546 00:36:59,033 --> 00:37:04,533 Then, we will write this. 547 00:37:04,533 --> 00:37:04,799 548 00:37:04,800 --> 00:37:05,966 Either we can put it 549 00:37:05,966 --> 00:37:08,299 as a temporary layer there 550 00:37:08,300 --> 00:37:11,466 or Save to file. 551 00:37:11,466 --> 00:37:16,566 We will save it 552 00:37:16,566 --> 00:37:16,666 553 00:37:16,666 --> 00:37:22,099 on top of our LFC shape file. 554 00:37:22,100 --> 00:37:27,033 Or, for now, just for an example, REF. 555 00:37:27,033 --> 00:37:27,433 556 00:37:27,433 --> 00:37:39,966 Save. Click Run. Close it. 557 00:37:39,966 --> 00:37:46,266 Right click. Open Attribute Table. 558 00:37:46,266 --> 00:37:46,366 559 00:37:46,366 --> 00:37:51,999 Sorry, close this. 560 00:37:52,000 --> 00:37:55,833 Right click Properties. 561 00:37:55,833 --> 00:37:57,799 And here we see the attribute type has changed. 562 00:37:57,800 --> 00:38:03,966 563 00:38:03,966 --> 00:38:04,966 564 00:38:04,966 --> 00:38:05,632 565 00:38:05,633 --> 00:38:08,066 Now we will work with the shape files and build up some simple queries. 566 00:38:08,066 --> 00:38:08,199 567 00:38:08,200 --> 00:38:10,200 Select the Livestock shape file. 568 00:38:10,200 --> 00:38:11,500 569 00:38:11,500 --> 00:38:12,933 Right click. 570 00:38:12,933 --> 00:38:13,033 571 00:38:13,033 --> 00:38:19,399 Open Attribute Table. 572 00:38:19,400 --> 00:38:30,733 Then, click Select by Expression. 573 00:38:30,733 --> 00:38:35,033 Open Fields and Values. 574 00:38:35,033 --> 00:38:35,199 575 00:38:35,200 --> 00:38:39,833 We'll build an expression as Owner 576 00:38:39,833 --> 00:38:44,066 and All Unique. Owner, we'll say, 577 00:38:44,066 --> 00:38:45,499 578 00:38:45,500 --> 00:38:47,900 if not equal to. Go to operators. 579 00:38:47,900 --> 00:39:04,800 Not, and go up. 580 00:39:04,800 --> 00:39:10,433 The owner is not Kieran. 581 00:39:10,433 --> 00:39:13,733 Select Features. 582 00:39:13,733 --> 00:39:13,833 583 00:39:13,833 --> 00:39:17,633 And, there you are. Close this, 584 00:39:17,633 --> 00:39:23,499 and we can go and see where this, 585 00:39:23,500 --> 00:39:23,633 586 00:39:23,633 --> 00:39:26,499 you can see the selected features. 587 00:39:26,500 --> 00:39:30,566 It has highlighted the two owners, 588 00:39:30,566 --> 00:39:31,766 589 00:39:31,766 --> 00:39:35,899 Mohammad and Samson. 590 00:39:35,900 --> 00:39:36,100 591 00:39:36,100 --> 00:39:38,066 As you know, we can right click, 592 00:39:38,066 --> 00:39:38,866 593 00:39:38,866 --> 00:39:41,299 and Export the layer, 594 00:39:41,300 --> 00:39:44,700 and Save Selected Features. 595 00:39:44,700 --> 00:39:48,266 We go again and build up another. 596 00:39:48,266 --> 00:39:49,732 You can build up your own queries. 597 00:39:49,733 --> 00:39:49,833 598 00:39:49,833 --> 00:39:51,333 Select by Expression. 599 00:39:51,333 --> 00:39:51,433 600 00:39:51,433 --> 00:39:56,666 Deselect all the selected. 601 00:39:56,666 --> 00:39:59,832 602 00:39:59,833 --> 00:40:02,399 We will have another one. Save. 603 00:40:02,400 --> 00:40:04,600 604 00:40:04,600 --> 00:40:07,833 Fields and Values. Owner. 605 00:40:07,833 --> 00:40:14,633 All Unique. Then, we save Owner. 606 00:40:14,633 --> 00:40:15,533 And, we are saying Owner, 607 00:40:15,533 --> 00:40:15,699 608 00:40:15,700 --> 00:40:18,633 and we say Operators, 609 00:40:18,633 --> 00:40:48,699 not equal to, not Kieran. 610 00:40:48,700 --> 00:40:48,833 611 00:40:48,833 --> 00:40:56,099 And, sheep. Sheep is less than 612 00:40:56,100 --> 00:41:00,466 equal to and we type in 50. 613 00:41:00,466 --> 00:41:00,566 614 00:41:00,566 --> 00:41:08,499 Select Features. There you go. 615 00:41:08,500 --> 00:41:11,300 Look at this. Close this. 616 00:41:11,300 --> 00:41:15,966 617 00:41:15,966 --> 00:41:17,766 There you are. Deselect this expression. 618 00:41:17,766 --> 00:41:29,932 Let's see. We build up another one. 619 00:41:29,933 --> 00:41:33,733 Fields and Values. 620 00:41:33,733 --> 00:41:35,099 621 00:41:35,100 --> 00:41:40,700 Say cattle is greater than 622 00:41:40,700 --> 00:41:46,400 623 00:41:46,400 --> 00:41:48,666 or equal to 35. 624 00:41:48,666 --> 00:42:01,699 625 00:42:01,700 --> 00:42:06,000 Or, sheep 626 00:42:06,000 --> 00:42:07,333 627 00:42:07,333 --> 00:42:19,333 is greater than 50. Let's put 628 00:42:19,333 --> 00:42:19,433 629 00:42:19,433 --> 00:42:21,333 parentheses here and parentheses here, 630 00:42:21,333 --> 00:42:27,799 631 00:42:27,800 --> 00:42:42,500 then we have "and" and Count. 632 00:42:42,500 --> 00:42:45,166 Count is greater than or equal to 100. 633 00:42:45,166 --> 00:42:45,266 634 00:42:45,266 --> 00:42:56,232 Select Features. We see it's only one. 635 00:42:56,233 --> 00:43:01,599 Samson is the only one 636 00:43:01,600 --> 00:43:01,700 637 00:43:01,700 --> 00:43:05,766 who has number of livestock 638 00:43:05,766 --> 00:43:09,132 greater than 200. 639 00:43:09,133 --> 00:43:14,199 640 00:43:14,200 --> 00:43:15,333 Next we will sample raster values 641 00:43:15,333 --> 00:43:15,466 642 00:43:15,466 --> 00:43:18,032 with selected points. 643 00:43:18,033 --> 00:43:22,866 Highlight the livestock shape file, 644 00:43:22,866 --> 00:43:29,299 and select a few sample points. 645 00:43:29,300 --> 00:43:34,466 Select these three. Next, 646 00:43:34,466 --> 00:43:41,832 go to Processing tools. Raster analysis. 647 00:43:41,833 --> 00:43:47,666 Sample raster values. That is our file, 648 00:43:47,666 --> 00:43:52,932 with selected features only. 649 00:43:52,933 --> 00:43:53,399 650 00:43:53,400 --> 00:43:56,900 Click that, and our raster to sample. 651 00:43:56,900 --> 00:43:58,866 We will be sampling 652 00:43:58,866 --> 00:44:00,099 under the live vegetation color map. 653 00:44:00,100 --> 00:44:00,266 654 00:44:00,266 --> 00:44:04,766 Our objective here 655 00:44:04,766 --> 00:44:06,866 is to retrieve 656 00:44:06,866 --> 00:44:07,766 657 00:44:07,766 --> 00:44:09,666 live fractional cover at these 658 00:44:09,666 --> 00:44:13,166 sample points. We'll save this file. 659 00:44:13,166 --> 00:44:13,299 660 00:44:13,300 --> 00:44:17,600 Save to file. Save it as N Sample. 661 00:44:17,600 --> 00:44:33,700 And, Save. Run the process. 662 00:44:33,700 --> 00:44:45,066 Close it. Now, 663 00:44:45,066 --> 00:44:48,799 664 00:44:48,800 --> 00:44:52,766 we bring the sample points, 665 00:44:52,766 --> 00:44:58,366 and Open Attribute Table. 666 00:44:58,366 --> 00:44:58,466 667 00:44:58,466 --> 00:45:00,799 We have the value, the fractional live cover. 668 00:45:00,800 --> 00:45:02,766 669 00:45:02,766 --> 00:45:04,866 Since our values 670 00:45:04,866 --> 00:45:05,066 671 00:45:05,066 --> 00:45:07,366 in the vegetation color map 672 00:45:07,366 --> 00:45:07,832 673 00:45:07,833 --> 00:45:10,499 go from zero to 255, what we do is, 674 00:45:10,500 --> 00:45:12,900 get the 100 percent value zero to 100. 675 00:45:12,900 --> 00:45:18,466 We can open the Field Calculator 676 00:45:18,466 --> 00:45:21,699 and give it a name. 677 00:45:21,700 --> 00:45:27,333 We want that percent. 678 00:45:27,333 --> 00:45:29,199 679 00:45:29,200 --> 00:45:31,333 We go to Fields and Values. 680 00:45:31,333 --> 00:45:34,866 681 00:45:34,866 --> 00:45:40,999 N value. We divide that by 2.55. 682 00:45:41,000 --> 00:45:50,966 683 00:45:50,966 --> 00:45:53,232 Next, what we want to do, 684 00:45:53,233 --> 00:45:56,299 we don't need this anymore. 685 00:45:56,300 --> 00:45:59,000 We can delete this if we want. 686 00:45:59,000 --> 00:46:03,400 Highlight this, and go to Delete Fields. 687 00:46:03,400 --> 00:46:10,233 We go to N value. 688 00:46:10,233 --> 00:46:11,033 689 00:46:11,033 --> 00:46:13,666 Then, OK. 690 00:46:13,666 --> 00:46:14,599 691 00:46:14,600 --> 00:46:20,833 Close this. Then, we untoggle it, 692 00:46:20,833 --> 00:46:23,733 693 00:46:23,733 --> 00:46:29,633 and Save it. 694 00:46:29,633 --> 00:46:31,633 We go to the Attribute Table. 695 00:46:31,633 --> 00:46:31,933 696 00:46:31,933 --> 00:46:36,333 We have got 697 00:46:36,333 --> 00:46:36,966 698 00:46:36,966 --> 00:46:39,266 the percent cover of LFC 699 00:46:39,266 --> 00:46:45,366 at that particular point. Next, 700 00:46:45,366 --> 00:46:48,599 we will make a subset, clip a raster 701 00:46:48,600 --> 00:46:50,300 to work on a smaller area. 702 00:46:50,300 --> 00:46:51,433 703 00:46:51,433 --> 00:46:54,999 Processing tools. Go to GDAL. 704 00:46:55,000 --> 00:46:55,233 705 00:46:55,233 --> 00:46:57,366 And, Raster extraction. 706 00:46:57,366 --> 00:47:01,999 We'll do Clip Raster by Extent. 707 00:47:02,000 --> 00:47:04,900 You can do clip raster by mask layer. 708 00:47:04,900 --> 00:47:05,033 709 00:47:05,033 --> 00:47:06,933 You can take a conservancy shape file 710 00:47:06,933 --> 00:47:07,033 711 00:47:07,033 --> 00:47:09,666 and clip it to that conservancy. 712 00:47:09,666 --> 00:47:11,566 713 00:47:11,566 --> 00:47:13,799 Here, the input layer 714 00:47:13,800 --> 00:47:17,800 will be our vegetation map. 715 00:47:17,800 --> 00:47:20,233 For clipping extent, we'll be doing 716 00:47:20,233 --> 00:47:25,099 Select Extent on Canvas. 717 00:47:25,100 --> 00:47:29,066 We will select an extent. Then, 718 00:47:29,066 --> 00:47:37,399 clipped extent is saved to temporary file. 719 00:47:37,400 --> 00:47:40,733 Instead, we'll Save it to a file. 720 00:47:40,733 --> 00:47:43,966 Save to File right on top of that. 721 00:47:43,966 --> 00:47:46,399 Save. Yes. Run it. OK. Close. 722 00:47:46,400 --> 00:47:56,966 723 00:47:56,966 --> 00:48:00,466 These values go from 19.0 to 2.55. 724 00:48:00,466 --> 00:48:03,366 What we want to do is, we will 725 00:48:03,366 --> 00:48:06,366 726 00:48:06,366 --> 00:48:08,699 convert it to zero to 100, 727 00:48:08,700 --> 00:48:11,766 just for our calculations, 728 00:48:11,766 --> 00:48:15,266 which we'll be doing. 729 00:48:15,266 --> 00:48:19,432 Go to Raster analysis. Raster tools. 730 00:48:19,433 --> 00:48:20,066 731 00:48:20,066 --> 00:48:22,799 Sorry, raster analysis. 732 00:48:22,800 --> 00:48:25,400 Raster Calculator. Select the clip. 733 00:48:25,400 --> 00:48:25,533 734 00:48:25,533 --> 00:48:42,333 We will divide it by 2.55. 735 00:48:42,333 --> 00:48:45,599 Our reference layer 736 00:48:45,600 --> 00:48:47,200 737 00:48:47,200 --> 00:48:49,633 will be our vegetation map. Click run. 738 00:48:49,633 --> 00:49:03,999 739 00:49:04,000 --> 00:49:06,466 Close this. We will save this. 740 00:49:06,466 --> 00:49:06,566 741 00:49:06,566 --> 00:49:12,332 Export this. 742 00:49:12,333 --> 00:49:12,433 743 00:49:12,433 --> 00:49:17,533 Save it as a GeoTIFF. 744 00:49:17,533 --> 00:49:25,733 Go here, and Save it. Yes, and OK. 745 00:49:25,733 --> 00:49:25,833 746 00:49:25,833 --> 00:49:29,366 We have the clipped veg map that we saved. 747 00:49:29,366 --> 00:49:30,399 748 00:49:30,400 --> 00:49:32,700 Now, we will do some raster calculation. 749 00:49:32,700 --> 00:49:35,300 Selecting pixels 750 00:49:35,300 --> 00:49:37,566 with live fractional cover, 751 00:49:37,566 --> 00:49:39,932 coverage with user defined range. 752 00:49:39,933 --> 00:49:40,033 753 00:49:40,033 --> 00:49:45,166 Go to Raster analysis. 754 00:49:45,166 --> 00:49:50,266 Raster Calculator. We have the image. 755 00:49:50,266 --> 00:49:52,332 756 00:49:52,333 --> 00:49:57,799 We will select 757 00:49:57,800 --> 00:50:00,466 greater than 50 and less than 80. 758 00:50:00,466 --> 00:50:15,332 759 00:50:15,333 --> 00:50:17,099 Select the reference layer, 760 00:50:17,100 --> 00:50:39,766 which is our vegetation map. And Run. 761 00:50:39,766 --> 00:50:39,932 762 00:50:39,933 --> 00:50:45,066 OK. 763 00:50:45,066 --> 00:50:48,932 764 00:50:48,933 --> 00:50:53,766 Close it and, we have our map. 765 00:50:53,766 --> 00:51:02,099 So then, we will go and save this. Save As. [no talking while saving] Clipped. 766 00:51:02,100 --> 00:51:14,633 767 00:51:14,633 --> 00:51:31,166 It is veg map 50 to 80 LFC. 768 00:51:31,166 --> 00:51:33,632 769 00:51:33,633 --> 00:51:43,633 OK, Save, and OK. 770 00:51:43,633 --> 00:51:48,133 We have the clipped veg map. 771 00:51:48,133 --> 00:51:57,999 We'll remove the temporary layers. 772 00:51:58,000 --> 00:52:09,700 So now, go here. Properties. 773 00:52:09,700 --> 00:52:21,400 We'll give it some unique values. And Add... 774 00:52:21,400 --> 00:52:21,733 775 00:52:21,733 --> 00:52:27,966 And, add. We'll make zero all black. 776 00:52:27,966 --> 00:52:40,699 OK. One a green color. 777 00:52:40,700 --> 00:52:41,033 778 00:52:41,033 --> 00:52:43,299 A little brighter. 779 00:52:43,300 --> 00:52:49,966 780 00:52:49,966 --> 00:52:52,866 Ok, OK, Apply, and OK. 781 00:52:52,866 --> 00:52:55,532 782 00:52:55,533 --> 00:53:05,733 So here... the green here shows 783 00:53:05,733 --> 00:53:05,899 784 00:53:05,900 --> 00:53:07,633 the live fractional cover 785 00:53:07,633 --> 00:53:10,199 greater than 50 and less than 80 percent. 786 00:53:10,200 --> 00:53:11,033 787 00:53:11,033 --> 00:53:14,366 Let's do another query raster calculation. 788 00:53:14,366 --> 00:53:24,166 We'll take greater than, 789 00:53:24,166 --> 00:53:48,832 equal to 20 AND... oops... 790 00:53:48,833 --> 00:53:49,899 791 00:53:49,900 --> 00:54:05,333 Clip less than, equal to 40. 792 00:54:05,333 --> 00:54:08,666 Select reference layer as black and white. 793 00:54:08,666 --> 00:54:20,899 OK, and Run. We can do a number 794 00:54:20,900 --> 00:54:23,233 of queries like that 795 00:54:23,233 --> 00:54:26,433 with our vegetation cover map. 796 00:54:26,433 --> 00:54:28,199 You can do it for various 797 00:54:28,200 --> 00:54:28,566 798 00:54:28,566 --> 00:54:31,166 conservancy shapefiles and you know 799 00:54:31,166 --> 00:54:37,432 take different ranges for the cover. 800 00:54:37,433 --> 00:54:37,533 801 00:54:37,533 --> 00:54:43,099 OK, and close it. 802 00:54:43,100 --> 00:54:44,700 803 00:54:44,700 --> 00:54:45,333 804 00:54:45,333 --> 00:55:08,099 And so we go here, and properties, symbology. 805 00:55:08,100 --> 00:55:19,033 Doing the same, giving it the same color lookup. 806 00:55:19,033 --> 00:55:26,399 Giving it a green. And Apply. And OK 807 00:55:26,400 --> 00:55:32,433 808 00:55:32,433 --> 00:55:35,233 So all the area 809 00:55:35,233 --> 00:55:35,633 810 00:55:35,633 --> 00:55:41,366 that you see here is greater than 20 811 00:55:41,366 --> 00:55:41,732 812 00:55:41,733 --> 00:55:50,733 and less than 40. 813 00:55:50,733 --> 00:55:55,099 So you can see the difference. OK. 814 00:55:55,100 --> 00:55:56,900 Verify the effect, let's zoom 815 00:55:56,900 --> 00:56:07,866 into this area. We'll clip this one 816 00:56:07,866 --> 00:56:08,199 817 00:56:08,200 --> 00:56:10,000 to show you what it looks like. 818 00:56:10,000 --> 00:56:10,100 819 00:56:10,100 --> 00:56:16,100 That is 20 to 40, 50 to 80, and 820 00:56:16,100 --> 00:56:20,066 we have our original map right there. 821 00:56:20,066 --> 00:56:26,466 We can also make, 822 00:56:26,466 --> 00:56:27,966 823 00:56:27,966 --> 00:56:29,699 just to see what is beyond, 824 00:56:29,700 --> 00:56:32,966 we can go and make the Symbology 825 00:56:32,966 --> 00:56:33,532 826 00:56:33,533 --> 00:56:37,999 and make this color opaque, 827 00:56:38,000 --> 00:56:39,000 transparent. 828 00:56:39,000 --> 00:56:39,566 829 00:56:39,566 --> 00:56:43,199 OK. 830 00:56:43,200 --> 00:56:43,300 831 00:56:43,300 --> 00:56:48,066 And, Apply. OK. You're seeing 832 00:56:48,066 --> 00:56:48,366 833 00:56:48,366 --> 00:56:51,966 all the colors that are 834 00:56:51,966 --> 00:56:56,266 greater than 50 and less than 80. 835 00:56:56,266 --> 00:56:59,432 836 00:56:59,433 --> 00:57:02,133 Another thing we can do 837 00:57:02,133 --> 00:57:04,933 is to look at it. We have this, 838 00:57:04,933 --> 00:57:10,399 and we have the topo map below. 839 00:57:10,400 --> 00:57:15,033 Let's go see how it looks. 840 00:57:15,033 --> 00:57:17,533 Let's go to an elevated area a little bit. 841 00:57:17,533 --> 00:57:23,366 842 00:57:23,366 --> 00:57:25,832 We go to our topo map here. 843 00:57:25,833 --> 00:57:37,733 We'll go here to give it an effect. 844 00:57:37,733 --> 00:57:38,299 845 00:57:38,300 --> 00:57:41,433 Let's make that 70 percent. 846 00:57:41,433 --> 00:57:49,399 And, make this also 70 percent. 847 00:57:49,400 --> 00:57:49,966 848 00:57:49,966 --> 00:58:02,499 OK. And, Apply. 849 00:58:02,500 --> 00:58:07,433 It gives a very nice look and see 850 00:58:07,433 --> 00:58:14,233 of the terrain below. Zooming in 851 00:58:14,233 --> 00:58:14,333 852 00:58:14,333 --> 00:58:18,266 to see if I can capture. 853 00:58:18,266 --> 00:58:24,366 We have some there. Click this off. 854 00:58:24,366 --> 00:58:25,366 855 00:58:25,366 --> 00:58:37,466 It gives you the... [shaded relief] 856 00:58:37,466 --> 00:58:41,566 You can do various things with QGIS. 857 00:58:41,566 --> 00:58:41,832 858 00:58:41,833 --> 00:58:44,433 You can bring in other layers 859 00:58:44,433 --> 00:58:44,566 860 00:58:44,566 --> 00:58:49,132 and display your vegetation color map 861 00:58:49,133 --> 00:58:53,566 on top of it. OK. 862 00:58:53,566 --> 00:58:53,666 863 00:58:53,666 --> 00:58:53,966 Thank you.