Tillerson Led Exxon’s Shift on Climate Change; Some Say ‘It Was All P.R.’

Was this a sincere change of heart, or merely a cynical shift in corporate messaging? Environmental activists are skeptical.

“They deliberately changed their stripes on climate, but it was all P.R.,” said Kert Davies, who has spent years investigating the company’s internal documents and practices at Greenpeace and who founded the Climate Investigations Center, an environmental research and advocacy organization.

The history of Exxon’s shift suggests that however earnest Exxon Mobil might sound in its pronouncements on policy, it has done little or nothing to help put carbon taxes into effect.

Both carbon taxes and cap and trade put a price on carbon dioxide, the greenhouse gas that makes a major contribution to climate change. Both…

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