Digital Elevation Models (DEMs) serve as the backbone of modern geospatial analysis, offering a quantitative representation of Earth's terrain. By capturing topographic variations with increasing ...

Karst landscapes are formed primarily by the dissolution of soluble rocks such as limestone, leading to distinctive features including sinkholes, dolines, caves, and underground drainage systems.

No audio available for this content. Topobathymetric digital elevation model of the confluence of the Potomac and Shenandoah Rivers at Harper’s Ferry, West Virginia. (Image: USGS) The United States ...