Users can do author and subject search on publications, including reports and journals at the Publications of the U.S. Geological Survey site. Its Internet Resources page lists many useful internet resources related to Geography. United Nations Environment Programme Contains many links to environmental resouces, especially those in Europe. A very resourceful Web site, including over 6,000 EPA electronic documents, EPA models, test methods, databases, laws and regulations pertaining to environmental protection, etc. Its EPA Publications Search simplifies finding EPA publications.
Users can search by document number, title, or keyword.
The site also offers a Guide to EPA Publication Numbers and more information about EPA publications in general. This database contains over 265,000 abstracts and citations, covering a wide variety of topics from 1967 to 1993. This site consists of links to online courses materials related to environmental science. If the Chinese characters in the titles appear as garbage, but they look correct in the descriptions, you will need to upgrade your browser to a newer version.