- In a first, U.S. signals support for U.N. agreement to phase down use of fossil fuels — a major symbolic shift for the world’s largest oil and gas producer. At previous climate change conferences, the United States and other major producers of oil and gas had refused to sign on to similar language. https://news.yahoo.com/in-a-first-us-signals-support-for-un-agreement-to-phase-down-use-of-fossil-fuels-000125333.html 63 comments energy