IEA Greenhouse Gas R&D Programme
International Energy Agency. Introduction to climate change, information on technical solutions. Reports and a regular newsletter, details of forthcoming conferences, links to other sites.

US Global Change Research Information Office (global warming)
Provides access to data and information on climate change research, adaptation/mitigation strategies and technologies, and global warming related educational resources for users worldwide.

Intergovernmental Panel on Climate Change (IPCC)
Established by the World Meteorological Organization (WMO) and United Nations Environment Programme (UNEP) to assess available scientific, technical, and socio-economic information in the field of climate change.

U.S. Global Change Research Program
Scientific research, links, educational resources, U.S. national assessment of the potential consequences of climate variability and change

UNEP Climate Change (GRID-Arendal)
Climate change information from GRID-Arendal, the United Nations Environment Programme information office.

Climate Change and Greenhouse Gases
Article reviews scientific understanding of the issue of greenhouse gases and climate change, as presented in peer-reviewed publications. This understanding serves as the underlying basis of the American Geophysical Union's position statement of December 1998.

US National Climate Data Center
Answers to frequently asked questions about climate change.

ARIC: Global Climate Change Student Guide
A comprehensive guide designed for university undergraduates and provided by the UK's Atmosphere, Climate & Environment Information Programme.

NASA: Earth Observatory
News, feature articles, data and reference reviews on many aspects of our changing world.

German Advisory Council on Global Change
Provides, for the German government, recommendations for research and further action to combat global problems in the field of environment and development

Australian Bureau of Meteorology: Climate Change
Fact sheets and information on climate change, with an Australian perspective. Also provides annual statements on Australia's climate.

US NAS: A Closer Look at Global Warming
A summary of reports from the US National Academies of Science, as well as full reports, simple background information and links to related web-based material.

Canadian Meteorological Service: Climate Change
Provides documents on global and regional climate change science and issues, including a biannual roundup of the latest scientific developments. Also provides information on Canadian participation in international climate change programs.

Inter-Agency Committee on the Climate Agenda
The Climate Agenda is designed to enable governments, international governmental, and non-governmental, organizations to coordinate their contributions to national and international climate programmes. Site provides information on the organisation's structure, objectives and activities.

Usenet Global Change Basics
An archived Usenet FAQ.

Human Dimensions of Global Environmental Change Discussion List
Mailing list subscription information and link to archives.

European Environment Agency - Climate Change
Reports on the science of climate change, its impacts and possible mitigation strategies. Collection of indicators, reports, links, data sets and targets on climate change.

Encyclopedia of the Atmospheric Environment
A one-stop source of information, for younger and older users alike, on a range of atmospheric issues, including air quality, acid rain, global warming and ozone depletion. Provided by the UK Government Department of the Environment, Transport and the Regions.

NASA's Global Change Master Directory
A comprehensive directory of descriptions of data sets of relevance to global change research. The GCMD database covers climate change, agriculture, the atmosphere, biosphere, hydrosphere & oceans, geology, geography, and human dimensions of global change.

World Meteorological Organisation - Global Climate
Statements from the WMO on a range of climate change issues.

Belgium Federal Department of the Environment - Climate Change
Climate change web pages of the Belgian federal environment administration. Site has general information on the greenhouse effect, policy and legislative information, and related links.

Tiempo Climate Cyberlibrary
Electronic information source covering global warming, climate change and sea level rise with particular reference to developing nations. Maintained at University of East Anglia, England.

US NAS: Reconciling Observations of Global Temperature Change
A detailed investigation into the relationship and differences between the surface temperature record (provided by weather stations) and that of the lower troposphere (provided by satellites and weather balloons).

Bellona Foundation: Climate change
Fact sheets and other materials on global climate change and measures to reduce greenhouse gas emissions, with a focus on Norway.

Global Warming International Center (GWIC)
International body disseminating information on global warming science and policy, sponsoring research. Serving governmental, non-governmental organizations, and industries in more than 120 countries. Conducts the Global Warming International Conference and Expo and publishes a journal.

Canada -- Global Climate Change
What the Government of Canada is doing to address climate change and how all Canadians can take action to help protect our environment.

Climate/Weather: Sustaining the Environment and Resources for Canadians
Portal to information about climate and weather; how the atmosphere is affected by greenhouse gases and transport and industry emissions; issues of climate change (global warming), severe weather and smog. Provided by the Canadian government.

Carbon Dioxide Information Analysis Center (CDIAC)
Responds to data and information concerning greenhouse effect and global climate change. Includes research reports, news and articles.

Natural Resources Canada: Climate Change
Climate change information related to energy, forestry, earth sciences, and minerals and metals. Additional links have been provided to other sites on climate change.

USA: Climate Action Report 2002
The USA's Third National Communication under the United Nations Framework Convention on Climate Change. Contains an assessment of the likely impact of climate change on the US, and projections of future greenhouse gas emissions.

START - SysTem for Analysis Research and Training
Aims to evaluate the impact of global change and enhance scientific capacity in developing countries.

Atmosphere, Climate & Environment Information Programme
Disseminates information, without advocacy or bias, on the causes, effects of and controls on air pollution and climate change, within the framework of national legislation and international discussion.

Environmental Change and its Impact on Species/Ecosystems/Agriculture
Searchable bibliography on the impacts of environmental change on flora and fauna. Citations include peer-reviewed and selected gray literature. Hyperlinks are provided to the source where available.

Global Climate Change: Research Explorer
Discover how researchers study climate change; examine the latest scientific data on this global problem. Fron the US National Science Foundation.

Planning Climate and Global Change Research: A Review of the Draft U.S. Climate Change Science Program Strategic Plan
The US National Acadamies of Science (NAS) report on the US Governmental Administration's proposals for future climate research.

Pacific Climate Conference
Annual Convergence of an eclectic community of empirical climate change scientists, from climatologists, to paleoscientists, to applied sciences.

US EPA Global Warming Site
Focuses on the science and impacts of global warming or climate change, and on actions by governments, corporations, and individuals that help address global warming issues. Features include climate change related news, events, publications, reports, presentations, and links to other sites.

US Climate Change Science Program
Integrates federal research on climate and global change, as sponsored by thirteen federal agencies. Site provides information on US Federal policy.

Discovery of Global Warming (Weart)
The history of scientific work on climate change from the 19th century to 2001, told in a set of hyperlinked essays

Human Impacts on Climate
The updated Position Statement of the American Geophysical Union.

Global Change Vulnerabilities in the Barents Region: Linking Several Resources
BALANCE is an EU funded project (2003-2005) that follows on from BASIS (1997-1999). Its aim is to assess the vulnerabilities of the Barents Sea system to climate change based on a common modelling framework for major environmental and societal components.

Australia's Greenhouse Policy
Paper by Dr Colin Hunt and published in the Australian Journal of Environmental Management

Geological Society of New Zealand: a Statement on Global Warming
A statement by Professor Peter Barrett (Victoria University, Wellington, New Zealand) on the reality of global warming from the viewpoint of an earth scientist.