title: Climate variability and global warming.
authors.forename: K E
authors.initials: KE
authors.lastname: Trenberth
mesh_terms: D017752:Greenhouse Effect; D006358:Hot Temperature; D006802:Human Activities; D006801:Humans; D007053:Ice; D009307:National Academy of Sciences, U.S.; D019445:Solar Activity; D014481:United States; D018707:Volcanic Eruptions
chemical_list: D007053:Ice