Oil-giant Exxon says publicly that it supports initiatives to fight climate change. But a new undercover investigation reveals the company’s quiet lobbying effort to stymie environmental protection legislation.  Guest: Lawrence Carter, Senior Reporter & Special Projects Editor at Unearthed, a journalism project from Greenpeace U.K.  If you enjoy this show, please consider signing up for Slate Plus. Slate Plus members get benefits like zero ads on any Slate podcast, bonus episodes of shows like Slow Burn and Dear Prudence—and you’ll be supporting the work we do here on What Next. Sign up now at slate.com/whatnextplus to help support our work. Learn more about your ad choices. Visit megaphone.fm/adchoices