ExxonMobil and Sierra Club agreed on climate policy—and kept it secret
Over the last seven years, the Obama administration has written rules that govern climate pollution, from tailpipes to smokestacks. Libertarian conservative groups such as the Niskanen Center and R Street have become vocal proponents of a carbon tax. Representative Kevin Cramer, a Republican from oil-rich North Dakota, recently proposed that Congress adopt a carbon tax to replace Obama’s EPA regulation.
