Harvard Medical School's Center for Health and the Global Environment (CHGE) is one of the first research centers in the US "to educate students and faculty ... about the potential human health consequences of global environmental change, and to promote a wider understanding of these consequences." CHGE's homepage offers links to its programs, courses, collaborating institutions and contacts, background documents, annotated bibliography, newsletter, upcoming events, and new publications. Users will appreciate the straightforward organization and substantial content at this site.