Global Warming and Climate Change Policy
- Asia-Pacific Network for Global Change Research
- Best of the Web: Global Change Resources
- Center for Global Change and Arctic System Research
- Climate Ark: "The Premier Climate Change News & Information Portal and Archive"
- Climate Change Convention - UN Climate Change Secretariat, United Nations Framework Convention on Climate Change (UNFCCC)
- Climate Change Resource Center (CCRC)
- Climate Institute
- Agenda 21: The Rio Declaration on Environment and Development
- Vital Climate Change Graphics from UNEP/GRID-Arendal
- Climate Science Forum
- Climate Action Network
- Global Warming Science Education, Climate Change Science Education and Global Warming Solutions
- The Discovery of Global Warming - a series of essays and articles from the American Institute of Physics
- Energy Information Administration (DOE/EIA) Climate Change and Greenhouse Gas Emissions Data
- EPA Global Warming Page
- Europe's Energy Portal
- Exploritorium: Global Climate Change Research Explorer
- Global Climate Change: NASA's Eyes on the Earth
- Global Warming International Center
- Global Warming: The Early Warning Signs
- Greenhouse Gas Online
- Intergovernmental Panel on Climate Change (IPCC)
- Linkages - A Multimedia Resource for Environment and Development Policy Makers (including Earth Negotiations Bulletin - Reports and Documents from UNFCC Climate Negotiations
- M.I.T. Joint Program on the Science and Policy of Global Change
- National Wildlife Federation
- NOAA Climate Research
- RealClimate commentary site on climate change by working climate scientists
- "Rising Waters": A Documentary Addressing the Impending Dangers of Global Warmimg around the World
- A Paleo Perspective on Global Warming (NOAA/NCDC Paleoclimatology)
- PBS NOVA/Frontline: What's Up with the Weather
- Pew Center on Global Climate Change
- Union of Concerned Scientists: Global Warming
- U.S. Global Change Research Program Climate Change Science Program
- Woods Hole Research Center
- World Resources Institute (WRI) Climate Change and Energy
- Yahoo! Links to Global Warming Resources
- Wikipedia article on Global Warming
- Wikipedia article on the Kyoto Protocol
