ExxonMobil Corp., the world’s biggest publicly traded oil company, is calling on the Environmental Protection Agency to regulate emissions of methane from all new and existing oil and gas wells across the country, according to a letter obtained by Axios. The big picture : Methane, a potent greenhouse gas, is the primary component of natural gas and is sometimes purposefully or inadvertently leaked in the production and transport of the fuel, as well as when drilling for oil. The EPA has been slow in its approach toward rolling back Obama-era methane rules, in part due to industry divisions. Details : Through its subsidiary XTO Energy, Exxon is one of America’s biggest producers of natural gas. It has two reasons to back such a regulation. Exxon is […]