Includes tex and chronological chart. Includes text, ancillary maps of "Ice age vegetation 18,000 years BP" and "Greenhouse-effect vegetation zones," 3 other ancillary maps, and chronological chart. Ancillary maps: Ice age vegetation 18,000 years BP; Greenhouse -effect vegetation zones -- Peru-Ecuador upwelling -- Minnesota's Boreal forest. Chronological chart showing "People and planet: a troubled partnership"
Creator:
National Geographic Society (U.S.). Cartographic Division
Publisher:
Washington, D.C. : National Geographic Society, 1993.