PROVIDED BY CNNNEXT.COM Published on Jul 28, 2015 A leaked email reveals that according to its own scientists, Exxon knew about the potentially disastr
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PROVIDED BY CNNNEXT.COM Published on Jul 28, 2015 A leaked email reveals that according to its own scientists, Exxon knew about the potentially disastrous effects of climate change as early as 1981 - yet continued to fund climate-denier groups for the next three decades.