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4 February 2019
By Philip S. Prince, Virginia Division of Geology and Mineral Resources Karst landscapes are really cool to look at with good hillshade imagery. In the sedimentary Appalachian Valley and Ridge, karst systems aren’t terribly hard to find. Carbonate rock units susceptible to karst development are distributed throughout nearly all of the Appalachian sedimentary section, from Cambrian- to Mississippian-aged units. Stratigraphy does vary somewhat along strike; Mississippian carbonates that are prolific …
5 May 2017
The Van Zandt landslide in Washington State: the value of LIDAR for mapping landslides in densely vegetated and difficult landscapes