CONTENTS

Abstract

Introduction

Figure 1. Index map of the Sierra Nevada de Mérida

Mapping of Glaciers

Earliest Maps

Figure 2. Annotated Landsat 2 MSS image showing the location of glaciers in the Sierra Nevada de Mérida

Figure 3. Photographs of small cirque glaciers on Pico Bolívar

Modern Maps of Glaciers

Figure 4. Sketch map comparing areas covered by glaciers in the Sierra Nevada de Mérida in 1910 and 1952

Figure 5. Map showing the distribution of glaciers in the Sierra Nevada de Mérida in 1952

Table 1. Names of the glaciers in the Sierra Nevada de Mérida, measurements based on 1952 aerial photography, and recent changes

Imaging of Glaciers

Aerial Photography

Satellite Imagery

Figure 6. Enlarged 1:250,000-scale Landsat images showing the Sierra Nevada de Mérida glaciers

Figure 7. Index map to the optimum Landsat 1, 2, and 3 images of the glaciers of Venezuela

Table 2. Optimum Landsat images of the glaciers of Venezuela

Recent Glacier Recession

References Cited