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Compound Topography

Environment / Geospatial / Computed

Compound Topography

Geospatially derived compound topography is a term that refers to the combination of different types of topographic information, such as elevation, slope, and aspect, that are derived from digital elevation data. This information is often used to understand the physical characteristics of a landscape and the ways in which these characteristics can influence the distribution and behavior of plants, animals, and other organisms. It involves creating a grid of cells from the digital elevation data and then calculating various topographic features for each cell, such as slope, aspect, and elevation. These features are then combined in various ways to create a composite topographic map that provides a detailed and comprehensive picture of the landscape. Compound topography is often used in ecological and environmental studies to understand the impacts of topography on the distribution and movement of organisms, as well as to identify areas that may be vulnerable to erosion, landslides, or other natural hazards. It can also be used in land use planning and resource management to identify areas with specific topographic features that may be suitable for certain types of development or land use.

Metadata

Number

38

Availability

Available Now

Source

Multi-Error-Removed Improved Terrain (MERIT) DEM 3 arc-seconds (~90 m)

Original Source

National Aeronautics and Space Administration (NASA) SRTM3 version 2.1, the Japan Aerospace Exploration Agency (JAXA) AW3D global high resolution 3D map (version 1) and the Viewfinder Panorama’s DEM

Resolution

90m

Cadence

Solo

Delivery Time

Hours

Price

€100

Coverage

Global

Data Range

2/11/2000 - 2/22/2000

Commercial Use

Permitted - https://gee-community-catalog.org/projects/geomorpho90/

Sample Asset

/dataset-samples/compound-topography.png

Created

12/27/2022 15:10

GIZ

Compound Topography

EECU Seconds

11

Graph Data

No graph data listed.

Research

https://www.nature.com/articles/s41597-020-0479-6

Local Sample

Screenshot from 2022-12-27 15-19-23.png