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  • Climate change - Wikipedia, the free encyclopedia


    Climate change is a significant time variation in weather patterns occurring over
    periods ranging from decades to millions of years. Climate change may refer to ...

  • IPCC - Intergovernmental Panel on Climate Change


    The Fifth Assessment Report (AR5) provides a clear and up to date view of the
    current state of scientific knowledge relevant to climate change. It consists of
    three ...

  • Climate change | Science | The Guardian


    Latest news and comment on Climate change from the Guardian.

  • Science | Climate Change | US EPA


    Explore our interactive and print resources on climate change, including
    interactive slide shows from the Koshland Science Museum's Degrees of Change

  • Basics | Climate Change | US EPA - Environmental Protection Agency


    Climate change refers to any significant change in the measures of climate
    lasting for an extended period of time. In other words, climate change includes
    major ...

  • Causes of Climate Change | Climate Change | US EPA


    Recent climate changes, however, cannot be explained by natural causes alone.
    Research indicates that natural causes are very unlikely to explain most ...

  • Climate Change Home


    Latest news and information from the World Bank and its development work on
    Climate Change. Access facts, statistics, project information, development ...

  • U.S. Global Change Research Program


    Integrates federal research on climate and global change, as sponsored by
    thirteen federal agencies. Provides information on US Federal policy, news, ...

  • Climate Change in Washington State | Washington State ...


    The potential impacts of climate change dwarf those of other environmental
    threats. Washington State is particularly vulnerable to a warming climate ...

  • Climate Change | Threats | WWF


    Features information and breaking news on climate change, with a focus on
    resources and actions.