orgs

Principia Scientific International

Principia Scientific International

 Background

Principia Scientific International (PSI) is an organisation based in the United Kingdom which promotes fringe views and material to claim that carbon dioxide is not a greenhouse gas.

Cato Institute

Cato Institute

 Background

The Cato Institute is a libertarian think tank based in Washington, D.C. founded in 1977 by Edward H. Crane and Charles Koch, chairman of the board and chief executive officer of Koch Industries, Inc., the largest privately held company by revenue in the United States.

Read more: Cato Institute
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