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The problems of climate change and global warming are well documented by the scientific community. Below are links to recent statements and reports on climate change by preeminent scientific organizations which reflect the consensus among leading scientists regarding this urgent problem.

Intergovernmental Panel on Climate Change (IPCC)

The scientific community agrees that climate change and global warming are happening -- coral bleaching is one effect already being documented.
© Wolcott Henry

Established in 1988 by the United Nations, the IPCC objectively and openly assesses scientific information to understand the risk of climate change, its potential impacts and options for adaptation and mitigation.

Read more about the IPCC's work and its latest reports.

Stern Review on the Economics of Climate Change
This study was led by Sir Nicholas Stern and sponsored by the United Kingdom (UK). Sir Nicholas is currently Head of the UK Government Economic Service and Visiting Professor at the London School of Economics.

Read the Executive Summary of the October 2006 Stern Report. This report reviews the economics of climate change to better understand the resulting challenges and how they can be met in the UK and globally.

American Geophysical Union (AGU)
Representing over 40,000 scientists from 130 countries, AGU is a global scientific community that advances, through unselfish cooperation in research, the understanding of Earth and space for the benefit of humanity.

Read the AGU's January 2008 updated position statement on Human Impacts on Climate.  

American Meteorological Society (AMS)
The AMS, with over 11,000 members, "promotes the development and dissemination of information and education on the atmospheric and related oceanic and hydrologic sciences and the advancement of their professional applications."

Read Climate Change: An Information Statement of the American Meteorological Society (Adopted by AMS Council on 1 February 2007)

Climate Change Research Centre (CCRC)
The CCRC is a research center at the University of New South Wales, Australia.

Read the Bali Declaration by Scientists organized under the auspices of the CCRC and issued on 6 December 2007 at the UN Climate Conference in Bali, Indonesia.

American Association for the Advancement of Science (AAAS)
The AAAS is the largest general scientific society in the world.

Read the AAAS Board's Statement on Climate Change approved on 9 December 2006.

National Academies of Science (NAS)
Under a congressional charter to serve the government and people of the United States, the National Academies performs a public service by bringing together committees of experts in all areas of science and technology to address critical national issues.The NAS and its counterparts in many other countries have joined together occasionally to issue joint statements.

Read the Joint Science Academies Statement: Global Response to Climate Change (June 2005) a consensus of the world's national academies of science on the global response to climate change; and Joint science academies` statement on growth and responsibility: sustainability, energy efficiency and climate protection (May 2007).