An architect of the Paris climate agreement urged governments on Tuesday to halt oil exploration in the Arctic, saying drilling was not economical and warming threatened the environmentally fragile region. Christiana Figueres, formerly head of the U.N. Climate Change Secretariat when the Paris accord was reached by almost 200 nations in 2015, told Reuters by telephone “the Arctic has been rendered undrillable.” The past three years have been the hottest since records began in the 19th century, and Figueres said the heat was a threat to everything from Australia’s Great Barrier Reef to ice in Antarctica. The […]