U.S. Democratic lawmakers on Thursday asked the chiefs of four major fossil fuel companies and two lobbying groups to testify next month on whether the industry led an effort to mislead the public and prevent action to fight climate change. House Oversight Committee Chairwoman Carolyn Maloney and Ro Khanna, Chairman of the Subcommittee on Environment, sent letters to chief executives of Exxon Mobil Corp (XOM.N) , Chevron Corp (CVX.N) , BP USA (BP.L) , Royal Dutch Shell Oil Co (RDSa.L) , asking them to appear before a hearing on Oct. 28 and provide emails and documents. They also sent the […]