Meanwhile, the environmental group Greenpeace has revealed Palin relied on so-called “experts” funded by the oil industry for an Alaskan state government study denying polar bears are threatened by global warming. The paper, entitled “Polar Bears of Western Hudson Bay and Climate Change,” was widely criticized for using inaccurate data. Two of the co-authors had received funding from the oil giant Exxon Mobil and the American Petroleum Institute.