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| | ES.Geosphere |
 | | This web site delineates the many types of human actions and their effects on the environment such as: drainage and dredging, deposition of fill material and diking and damming, tilling, levees, logging, mining, construction, runoff, etc. Students can enlarge graphics by clicking on them. |
 | | This site also covers America's Wetlands, What are Wetlands?, Wetlands and Nature and People, Wetland Protection, and information which provides the addresses and phone numbers for Regional EPA Offices in the United States. |
 | | Benchmark 2 "Use the plate tectonics theory to explain features of the earth's surface and geological phenomena and describe evidence for the plate tectonic theory. |
| www.bcschools.net /maser/esgeo.html (3265 words) |
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