Big oil may be softening its stance on climate-change regulation

A spectre hangs over Baku, the capital of Azerbaijan, where diplomats, scientists and activists are gathered for the UN’s annual climate-change summit. Last time he was in office Donald Trump, a fossil-fuel booster and climate-science denier, yanked America out of the UN’s Paris climate agreement (it later rejoined). The president-elect has vowed to do so again on his first day back in office.