Health InterNetwork Access to Research Initiative. Free access to health information. http://www.who.int/hinari/en/Please phone 2063878 or 2063522 to obtain the password.
Online Access to Research in the Environment (OARE), an international public-private consortium coordinated by the United Nations Environment Programme (UNEP)... http://www.oaresciences.org/en/
PubMed Central (PMC) is the U.S. National Institutes of Health (NIH) free digital archive of biomedical and life sciences journal literature http://www.pubmedcentral.nih.gov/