William Happer, an emeritus professor of physics known for disagreeing with the consensus on climate change, was another CO2 Coalition founder from the Marshall Institute.

[3][4][5] In its first four years, the CO2 Coalition received over $1 million in contributions from foundations that support conservative causes and from energy industry officials.

The Coalition asserted "There is no 'climate crisis' and there is no evidence that there will be one," and further "Carbon dioxide, the gas purported to be the cause of catastrophic warming, is not toxic and does no harm.

Global Climate Research Program [sic] (USGCRP), which is not science and cannot be used as the scientific basis for any CFTC or other government action.

Climate scientist Andrew Dessler said "By focusing 100 percent on this idea that plants need CO2, they’re intentionally misleading people by avoiding the real problems of CO2, which they didn’t talk about at all.