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Next: Introduction Some like it hot: The temperature structure of the Earth Thomas S. Duffy and Russell J. Hemley Geophysical Laboratory and Center for High-Pressure Research, Carnegie Institution of Washington, Washington D.C. Introduction Temperature of the Core Temperature Structure of the Mantle Melting Curves of Lower Mantle Phases Temperature Structure of the Lower Mantle Lateral Temperature Variations Temperature Structure of the Upper Mantle Temperatures in the Crust and Lithosphere Summary References U.S. National Report to IUGG, 1991-1994 Rev. Geophys. Vol. 33 Suppl., © 1995 American Geophysical Union

Pioneering fossil explorations in New Mexico, Wyoming, South Dakota, Utah, the Faiyum of Egypt, China, Mongolia, the Gobi Desert, and more... Collector of Velociraptor, Protoceratops, Mononykus, Indricotherium, Oviraptor, dinosaur eggs and nests, Apatosaurus, Notharctus, Ectoconus, Arsinoitherium, Moeritherium, anthropoid primates, and more... Discoverer of Bone Cabin Quarry (Wyoming, 1897), co-discoverer of the Peking Man (Sinanthropus pekinensis) site at Zhoukoudian (China, 1921), and more.. ...

View of the planet Earth from the Apollo spacecraft. The Red Sea, which separates Saudi Arabia from the continent of Africa, is clearly visible at the top. (Photograph courtesy of NASA.) Contents PrefaceHistorical perspectiveDeveloping the theory Understanding plate motions "Hotspots": Mantle thermal plumesSome unanswered questionsPlate tectonics and peopleEndnotes This book was originally published in paper form in February 1996 (design and coordination ...