 | GeoCommunity
Data downloads, news, software tools and utilities.
http://www.geocomm.com/
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 | U.S. Geological Survey
Gives a brief overview of how a GIS is used, some of the theory behind how it operates, as well as a discussion of various applications.
http://erg.usgs.gov/isb/pubs/gis_poster/
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 | Environment Protection
Waste and Packaging | Climate Change | Ethical Living | Green Politics Business Schemes | Environments | Energy | Travel and Transport | Consumption
http://www.greensword.com
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