Rock-fall Hazards in the Yosemite Valley
Open-File Report 98-467
Gerald F. Wieczorek, Meghan M. Morrissey, Giulio Iovine and Jonathan Godt
Figure 2. Sketch of rock-fall talus at base of slope and outlying boulders illustrating rock-fall shadow and shadow angle (after Evans and Hungr, 1993)
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