title: The early Mars climate question heats up.
authors.affiliation: Department of Geoscience, Pennsylvania State University, State College 16802, USA. kasting@essc.psu.edu
authors.forename: J F
authors.initials: JF
authors.lastname: Kasting
mesh_terms: D001272:Atmosphere; D002245:Carbon Dioxide; D002980:Climate; D018559:Exobiology; D005118:Extraterrestrial Environment; D017752:Greenhouse Effect; D007053:Ice; D007259:Infrared Rays; D018535:Mars; D012542:Scattering, Radiation; D013696:Temperature; D014867:Water
chemical_list: D007053:Ice; D014867:Water; D002245:Carbon Dioxide