Difference between revisions of "Desertification"
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| + | '''Desertification''' is the spread of [[desert]]-like conditions in [[arid]] or semi-arid areas, due to overgrazing, loss of agriculturally productive [[soil]]s, [[deforestation]], or climate change. Dredging - the practice of deepening an existing [[waterway]]; also, a technique used for collecting bottom-dwelling marine organisms (e.g., shellfish) or harvesting coral, often causing significant destruction of reef and [[ocean]]-floor [[ecosystem]]s. | ||
| + | [[category:environment]] | ||
Revision as of 00:40, January 21, 2013
Desertification is the spread of desert-like conditions in arid or semi-arid areas, due to overgrazing, loss of agriculturally productive soils, deforestation, or climate change. Dredging - the practice of deepening an existing waterway; also, a technique used for collecting bottom-dwelling marine organisms (e.g., shellfish) or harvesting coral, often causing significant destruction of reef and ocean-floor ecosystems.
