New Harvard study shows nitrous oxide emissions from thawing Alaskan permafrost about twelve times higher than previously assumed : salma nouri : 2019-04-16T07:07:00Z mardi, 16 avr. 2019 - 07:07 AM submitted by /u/christophalese [link] [comments] from World News http://bit.ly/2Zcw73c Facebook Twitter Google Plus World News Derniers articles