Selected Websites on Cleaner Production and Related Issues compiled by UNIDO is available in:
http://www.unido.org/doc/341476.htmls

Cleaner Production Resources for Business Managers, an exhaustive link collection of all aspects of Cleaner Production
http://www.cleanerproduction.com/Ecolink/industry.html

The Pollution Prevention Resource Exchange is a national network of regional centers dedicated to improving the dissemination of pollution prevention information in the service provider community. 30 topic hubs
http://www.p2rx.org

CP On-line on the net: The links cover all the aspects of CP.
http://www.geosp.uq.edu.au/emc/CP/web_links.htm