Oil Industry's Suppression of Climate Science Began in 1940s, Documents Reveal

A trove of newly uncovered documents shows that fossil fuel companies were explicitly warned of the risks of climate change decades earlier than previously suspected.And while it's no secret—anymore—that the companies knew about those dangers long ago, the documents, published Wednesday by the Center for International Environmental Law (CIEL), reveal even more about the broader industry effort to suppress climate science and foment public doubt about global warming.