Intergovernmental Panel on Climate Change (IPCC) - Working Group 1 : The Scientific Basis of Climate Change: Analyses a body of observations of all parts of the climate system; catalogues increasing concentrations of greenhouse gases; assesses the processes and feedbacks which govern the climate system.

Intergovernmental Panel on Climate Change (IPCC) - Special Report: The Regional Impacts of Climate Change: A detailed assessment of the vulnerability of every region on the planet, in eleven chapters. Annexes examine trends and variations, models, and socio-economic baseline data.

Ocean and Climate Change Institute: Abrupt Climate Change: Woods Hole Oceanographic Institution's study of the role of ocean circulation in climate regulation, and research into changing salt levels.

Intergovernmental Panel on Climate Change (IPCC) - Working Group 2 : Impacts, Adaptation, and Vulnerability: Assesses the scientific, technical, environmental, economic and social aspects of climate change. Includes assessment report, publications and schedule of meetings.

Climate Ark -- Climate Change Portal: Provides a comprehensive round-up of on-line news sources, as well as an archive and a targetted web-search engine.

Climate Change: Government of Canada site with background information and resources on global climate change. Issues, actions and resources.

Habitat: Climate Change: An overview of the growing evidence of the sensitivity and vulnerability of natural and human systems, including brief descriptions of threats encountered by specific species: golden toad, western toad, salmon and trout, polar bears, arctic fox, chinstrap and adelie penguins, gray wolves, painted turtles, and tree swallows.

Climate Change and Wildlife: An overview including brief details of the various responses, from changed habits to species decline, of marine and freshwater fish, insects and other invertebrates, mammals, reptiles and amphibians, and birds. [PDF]

Climate Change News: News portal?áprovides links to the latest news on climate change.

Responding to Climate Change: A practical guide to support the United Nations Framework Convention on Climate Change, and the Kyoto Protocol. Provides case studies on greenhouse gas mitigation and adaptation (best accessed using Acrobat).