A digital map of the elevation of an area on the earth. The data are either collected by a private party or purchased from an organization such as the U.S. Geological Survey (USGS) that has already ...

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 ...

SAN FRANCISCO — Communications electronics firm Harris Corp. has teamed up with the imagery provider MapMart to offer highly detailed digital elevation models to commercial customers. Harris developed ...

The new three-dimensional map of Earth has been completed. Mountain peaks and valley floors across the globe can now be seen with an accuracy of just one metre. The global elevation model was created ...

1 Department of Geography, University of Colorado-Boulder, CO, USA 2 Department of Geography, University of Colorado-Boulder, CO, USA Water is a very important natural resource, and it is mandatory ...

A team of researchers from the Institute of Applied Ecology of the Chinese Academy of Sciences has developed a new method to quantify the three-dimensional complexity of mountainous terrain. The novel ...