• Scientific Facts on Desertification

      www.greenfacts.org/en/desertification/index.htm Desertification is the persistent degradation of dryland ecosystems by variations in climate and human activities. Home to a third of the human population in 2000 ...
    • Background Information on Desertification and Land ...

      www.un.org/en/events/desertificationday/background.shtml Desertification is a phenomenon that ranks among the greatest environmental challenges of our time. Yet most people haven't heard of it or don’t understand it.
    • Causes and Effects of Desertification

      desertificationb.tripod.com/id3.html What Causes Desertification?-Overgrazing Overgrazing was not as large of a problem long ago because animals would move in response to rainfall.