http://www.epa.gov/greenchemistry/
http://portal.acs.org/portal/acs/corg/content?_nfpb=true&_pageLabel=PP_TRANSITIONMAIN&node_id=830&use_sec=false&sec_url_var=region1&__uuid=ce2b6c1e-a713-4faa-8da7-bd9eef8c7afc
http://www.dtsc.ca.gov/PollutionPrevention/GreenChemistryInitiative/index.cfm
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