Virtual Resources
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SEARCH ENGINES, PORTALS
 AND VIRTUAL LIBRARIES

AltaVista  http://www.altavista.com
Development Gateway-water Resources Management http://topics.developmentgateway.org/water 
Directory of Open Access Journals   http://www.doaj.com
Excite  http://www.excite.com
Google  http://www.google.com
Googlescholar  http://www.googlescholar.com
Indian environmental search engine   http://www.envindia.com
Public Library of Science  http://www.plos.org
Scirus   http://www.scirus.com
UNICEF http://www.unicef.org/wes/index.html
UNEP http://www.unep.org
UNESCO http://www.unesco.org/water/
WebCrawler  http://www.webcrawler.com
Water Conservation  http://www.waterconserve.info
Water Sanitation Lab. http://www.skat.ch/watsan.web
World Bank http://www.worldbank.org/watsan
World Health Organization http://www.who.int/water_sanitation_health/en
Water Conservation http://www.waterconserve.in/
Yahoo  http://www.yahoo.com


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