Intergovernmental Panel on Climate Change (IPCC) - A group established to provide the decision-makers and others interested in climate change with an objective source of information about climate change.
Environmental Protection Agency (EPA) Climate Change - A Web site that offers comprehensive information on the issue of climate change in a way that is accessible and meaningful to all parts of society ? communities, individuals, business, states and localities, and governments.
Great Lakes Communities and Ecosystems at Risk, by the Union of Concerned Scientists, a science-based nonprofit that began as a collaboration between students and faculty members at the Massachusetts Institute of Technology in 1969 and combines independent scientific research and citizen action.
Climate Literacy Network - Teaching K-12 educators and the general public about the essential principles of climate literacy.
US Global Change Research Program - comprehensive information about the impacts of climate change on the United States, now and in the future