Last year methane levels made their biggest jump since scientists began tracking in 1983 

Global levels of the greenhouse gas methane had their biggest spike ever last year, according to researchers in Colorado. Levels of the colorless, odorless gas, which have been steadily rising since 2007, jumped by 14.7 parts per billion in 2020, double the increase from 1983, when records started. Methane is shorter-lived than carbon dioxide, also … Read more