A Planet Called EarthViking Press, 1963 - 257 sidor A biographical sketch of its past, present, and future, written for the general public. |
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THE EARTH IS BORN | 1 |
OUR FAITHFUL MOON | 25 |
THE FAMILY OF PLANETS | 47 |
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air masses altitudes amino acids amount of heat animals areas astronomical atmosphere atoms axis basalt body Book of Sediments carbon caused cell Cenozoic cent changes chapter chemical climate clouds comparatively compression continents core Courtesy craters cyclones deposits drilling Earth Earth's crust Earth's history Earth's surface electric energy epochs erosion existence fact feet formation formed fossils geological giant glaciation glaciers globe granite heavy hydrogen helium hydrogen interior ionosphere known layers limestone living organism magnetic field material megawatts Mesozoic meteorites miles million Mohorovičić discontinuity molecules Moon motion mountain North northern nuclear nucleic acid nucleotides ocean waters orbit origin oxygen Paleozoic particles period Permian planet polar front present protein protein molecules protons radiation regions represent reptiles result revolution rocks rotation S-waves shown in Illus Silurian slowly solar solid Southern Hemispheres stars Sun's sunspots temperature terrestrial thick tion Triassic velocity waves winds
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Along the Ramparts of the Tetons: The Saga of Jackson Hole, Wyoming Robert B. Betts Fragmentarisk förhandsgranskning - 1978 |