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Extinction events
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171	˜˜˜ 12. Environmental Effects of the Impact The relationship between the Chicxulub impact event and a mass extinction at the CretaceousTertiary boundary has promoted an assessment of the environmental effects of impa Add to Reading List Source URL: www.lpi.usra.edu Language: English - Date: 2007-10-18 17:15:43 Geography of Arizona Meteor Crater Chicxulub crater Impact event Arizona Historical geology Extinction events
172	˜˜˜ 11. Age of the Crater As any visitor can see, the crater is exceptionally well-preserved. Although talus covers the lower slopes of the crater walls and finer-grained sediments cover the crater floor, the crater Add to Reading List Source URL: www.lpi.usra.edu Language: English - Date: 2007-10-18 17:15:41 Meteor Crater Shoemaker Ejecta blanket Extinction events Planetary geology Mars Arizona Geography of the United States Geography of Arizona
173	˜˜˜ 10. Energy of Impact The kinetic energy of an impacting asteroid is one-half its mass times velocity squared. As discussed in the previous chapter, the projectile is usually assumed to have a pre-collisional diam Add to Reading List Source URL: www.lpi.usra.edu Language: English - Date: 2007-10-18 17:15:40 Planetary geology Geology Meteorite Meteoroid Extinction events Planetary science Lunar science Impact crater
174	MARTIN FORMATION LATE DEVONIAN (Frasnian) 374 to 367 Million Years Ago LITHOLOGY: Add to Reading List Source URL: www.westcarb.org Language: English - Date: 2011-04-26 14:54:05 Historical geology Extinction events Climate history Impact events Brachiopod Protostome Devonian Permian–Triassic extinction event Sedimentary rock Geologic time scale Phanerozoic Planetary science
175	s pa c e GEologist activity book Space Geologist Activity Book Add to Reading List Source URL: greatscienceforgirls.org Language: English - Date: 2010-04-15 16:56:58 Lunar science Extinction events Planetary science Impact crater Meteorite Impact event Chicxulub crater Historical geology Geology Astronomy
176	PDF Document Add to Reading List Source URL: www.eci.ox.ac.uk Language: English - Date: 2014-03-18 07:59:52 Pleistocene extinctions Quaternary Philosophy of biology Extinction events Extinction Pleistocene Rewilding Quaternary extinction event Rewilding Megafauna Biology Phanerozoic Geologic time scale
177	PDF Document Add to Reading List Source URL: www.eci.ox.ac.uk Language: English - Date: 2014-03-18 08:00:12 Geologic time scale Extinction events Quaternary Pleistocene Quaternary extinction event Megafauna Mammoth Pleistocene megafauna Extinction Phanerozoic Pleistocene extinctions Biology
178	PDF Document Add to Reading List Source URL: workspace.imperial.ac.uk Language: English - Date: 2013-10-17 10:36:05 Geological history of Earth Chicxulub crater Dinosaurs Mérida Yucatán Impact crater Shock metamorphism Chicxulub Historical geology Geology Extinction events
179	TOEFL iBT® Quick Prep Volume 2 Go anywhere from here. TOEFL iBT® Quick Prep Add to Reading List Source URL: www.ets.org Language: English - Date: 2013-04-30 15:16:38 Cretaceous Geological history of Earth Climate history Extinction events Planetary science TOEFL Mesozoic Cenozoic Dinosaur Geologic time scale Phanerozoic Historical geology
180	TOEFL iBT® Quick Prep Volume 2 Go anywhere from here. TOEFL iBT® Quick Prep Add to Reading List Source URL: www.ets.org Language: English - Date: 2013-04-30 15:16:41 Cretaceous Geological history of Earth Climate history Extinction events Planetary science TOEFL Mesozoic Cenozoic Dinosaur Geologic time scale Phanerozoic Historical geology

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