DESERTIFICATION
type: Concept
change note: 2012-07-11 10:08:55.0 [tbs1979] update Definition (The formation of deserts in arid and semi-arid regions from overgrazing, deforestation, poor agricultural practices, and climate change. Evidence of desertification can be found today in Africa, the Middle East, and the southwestern United States.);
change note: 2012-07-11 10:08:16.0 [tbs1979] update Definition (Chiras, Daniel D. 1998. Environmental Science. A Systems Approach to Sustainable Development. Wadsworth Publishing Company. Belmont, California. ); update Definition (Desertification is the formation of deserts in arid and semi-arid regions from overgrazing, deforestation, poor agricultural practices, and climate change. Evidence of desertification can be found today in Africa, the Middle East, and the southwestern United States.);
in scheme: sciencekeywords
definition: The formation of deserts in arid and semi-arid regions from overgrazing, deforestation, poor agricultural practices, and climate change. Evidence of desertification can be found today in Africa, the Middle East, and the southwestern United States.

HABITAT CONVERSION/FRAGMENTATION
type: Concept