title: Climate change. Humans fueled global warming millennia ago.
authors.forename: Richard A
authors.initials: RA
authors.lastname: Kerr
mesh_terms: D001272:Atmosphere / Q000737:chemistry*; D006801:Humans; D046448:Ice Cover / Q000737:chemistry*; D007221:Industry / Q000639:trends*; D008697:Methane / Q000032:analysis*
chemical_list: D008697:Methane