13-04-2020 Nolan (email: cristopher4u@yahoo.com) Вопрос: Which university are you at? http://fittor.top/http-bit-ly-2d3dupp/ xxxnxxo WASHINGTON — Emissions of methane from natural gas well sites across the United States have fallen in a key part of the drilling process, despite the boom in natural gas development, according to a study published Monday.