Penggurunan: Perbedaan antara revisi

[[File:Desertification map.png|thumb|400px|Peta kerentanan desertifikasi global]]

[[Image:ShrinkingLakeChad-1973-1997-EO.jpg|thumb|300px|Penyusutan [[Danau Chad]]. Danau ini telah menyusut sampai 95% sejak tahun 1960.<ref>{{cite news|author=Mayell, Hillary|title=Shrinking African Lake Offers Lesson on Finite Resources|work=National Geographic News|date=April 26, 2001|url=http://news.nationalgeographic.com/news/2001/04/0426_lakechadshrinks.html|accessdate=20 June 2011}}</ref>]]