Climate Change 101 - Science
The Intergovernmental Panel on Climate Change (IPCC)
The IPCC is a scientific intergovernmental body set up by the World Meteorological Organization and by the United Nations Environment Programme to provide the decision-makers and others interested in climate change with an objective source of information about climate change.
The most recent report from this panel, “Climate Change 2007” is available at:
http://www.ipcc.ch/pdf/assessment-report/ar4/syr/ar4_syr_spm.pdf