Shell and Exxon’s secret 1980s climate change warnings September 26, 2018September 26, 2018Alyson R. Martin https://www.theguardian.com/environment/climate-consensus-97-per-cent/2018/sep/19/shell-and-exxons-secret-1980s-climate-change-warnings?CMP=share_btn_link Share this:TwitterFacebookMoreLinkedInRedditEmailPrint