| ncpa.org | Global Warming Hotline |
| nationalcenter.org | The Global Warming Information Center |
| marshall.org | Guide to Global Warming - Questions and Answers on Climate Change |
| globalwarming.org | Global Warming Information Page |
| globalclimate.org | Global Climate Coalition Is The Voice Of Business And Industry On Global Warmi |
| accf.org | ACCF Climate Change Studies and Reports |
| cei.org | Competitive Enterprise Institute: Global Warming |
| numberwatch.co.uk | Number Watch |
| lomborg.com | Bjørn Lomborg's official |
| co2science.org | Center for the Study of Carbon Dioxide and Global Change |
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