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Unformatted text preview: Green Revolution-highly productive agricultural techniques developed since the 1960s that entail the use of new hybrid plant varieties combined with large applications of chemical fertilizers and pesticides. The term is generally applied to agricultural changes in developing countries, particularly India. Greenhouse effect- the natural process of lower atmospheric heating that results from the trapping of incoming and reradiated solar energy by water moisture, clouds, and other atmospheric gases Prairie- an extensive area of grassland in North America. In the more humid eastern portions, grasses are usually longer than in the drier, western areas, which are in the rain shadow of the Rocky Mountain range. Steppe- semi arid grasslands found in many parts of the world. Grasses are usually shorter and less dense in steppes than in prairies....
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This document was uploaded on 10/26/2011 for the course GEOG 1700 at UConn.
- Fall '08