Cross-posted from the ThinkProgress Wonk Room.
From 1998 to 2005, ExxonMobil directed almost $16 million to a group of 43 lobby groups in an effort to confuse Americans about global warming. After being criticized by the Royal Society in 2006, Exxon promised to end funding to groups questioning climate change. In May 2008, Exxon again issued a public mea culpa and pledged to cut funding to groups that "divert attention" from the need to develop and invest in clean energy. Yet, in 2008, while cutting contributions to the most extreme groups, Exxon still funded the National Center for Policy Analysis, the Heritage Foundation, and the American Enterprise Institute for Public Policy Research, all groups which publicly question or deny global warming: