Every Thursday between 1972 and 2001, the oil and gas giant Exxon Mobil Corp. ran an advertorial in the New York Times. 

When these ads — which were aimed at swaying public opinion and appeared in other publications as well — covered the science and policy debate surrounded global warming, they emphasized the uncertainty of the science and the difficulty of solving the problem, if it existed at all. 

Yet at the same time, inside the company, Exxon Mobil's own scientists and officials...

Continue Reading Exxon played us all on global warming, new study shows