Op-Ed: Treat fossil fuels like nukes. Endorse a new nonproliferation treaty

The treaty would do just what its name says: Signatory governments would agree to stop further expansion of the fossil fuel industry within their boundaries. A U.N. report released Dec. 2 indicates just how imperative that step is: To limit global warming to 1.5 degrees Celsius, the goal set in the 2015 Paris climate change agreement, global emissions would have to drop 6% a year between now and 2030; alarmingly, nations instead project an average annual increase of 2% a year.