31![Special Insert: GSA Foundation Donors[removed]Inside: The extinction of the dinosaurs in North America, D.E. FASTOVSKY AND P.M. SHEEHAN, p. 4 Special Insert: GSA Foundation Donors[removed]Inside: The extinction of the dinosaurs in North America, D.E. FASTOVSKY AND P.M. SHEEHAN, p. 4](https://www.pdfsearch.io/img/a47a55df0972a35c414beac3d28c4dc5.jpg) | Add to Reading ListSource URL: rock.geosociety.orgLanguage: English - Date: 2005-02-14 14:30:55
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32![Species extinction rates have been overreported, new study claims Species extinction rates have been overreported, new study claims](https://www.pdfsearch.io/img/c81220a8b051a86ee5339c6f7357d97e.jpg) | Add to Reading ListSource URL: phys.orgLanguage: English - Date: 2015-02-25 22:36:46
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33![Microsoft Word - Layers of Time.doc Microsoft Word - Layers of Time.doc](https://www.pdfsearch.io/img/07bc9b25efdf400ce2a5d3a4ebd825c1.jpg) | Add to Reading ListSource URL: www.dmns.orgLanguage: English - Date: 2010-08-26 15:24:38
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34![QUIZ For use with “The Sixth Extinction?” on p. 12 of the magazine The Sixth Extinction? Choose the best answer for each of the following questions. QUIZ For use with “The Sixth Extinction?” on p. 12 of the magazine The Sixth Extinction? Choose the best answer for each of the following questions.](https://www.pdfsearch.io/img/feb5149200caf864fd686deba8f4249d.jpg) | Add to Reading ListSource URL: upfront.scholastic.comLanguage: English - Date: 2014-11-21 16:41:56
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35![Contents Foreword. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Contents Foreword. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .](https://www.pdfsearch.io/img/f460ae4da6cc8f339703571b9c1eee62.jpg) | Add to Reading ListSource URL: rock.geosociety.orgLanguage: English - Date: 2014-09-02 10:02:25
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36![Foreword The nature and causes of mass extinctions in the geological past have been intensely debated for the past three decades. Central to this debate are the questions of whether one or several bolide impacts, the eru Foreword The nature and causes of mass extinctions in the geological past have been intensely debated for the past three decades. Central to this debate are the questions of whether one or several bolide impacts, the eru](https://www.pdfsearch.io/img/2910e5f73aa6577ab17023cffb8ddb96.jpg) | Add to Reading ListSource URL: rock.geosociety.orgLanguage: English - Date: 2014-09-25 13:43:13
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37![152 Used with permission from Extinction and Evolution: What Fossils Reveal about the History of Life by Niles Eldredge, Firefly Books 2014, $45. http://amzn.to/1y2uq7t 152 Used with permission from Extinction and Evolution: What Fossils Reveal about the History of Life by Niles Eldredge, Firefly Books 2014, $45. http://amzn.to/1y2uq7t](https://www.pdfsearch.io/img/011f10625206770add23286fb15b99b5.jpg) | Add to Reading ListSource URL: ncse.comLanguage: English - Date: 2014-10-28 18:15:50
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38![TREE-1575; No. of Pages 10 Review Extinctions in ancient and modern seas Paul G. Harnik1, Heike K. Lotze2, Sean C. Anderson3, Zoe V. Finkel4, Seth Finnegan5, TREE-1575; No. of Pages 10 Review Extinctions in ancient and modern seas Paul G. Harnik1, Heike K. Lotze2, Sean C. Anderson3, Zoe V. Finkel4, Seth Finnegan5,](https://www.pdfsearch.io/img/5aeb87154f29828ac940d85c781e8178.jpg) | Add to Reading ListSource URL: www.stri.si.eduLanguage: English - Date: 2012-08-30 11:46:35
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39![REVIEW doi:[removed]nature09678 Has the Earth’s sixth mass extinction already arrived? REVIEW doi:[removed]nature09678 Has the Earth’s sixth mass extinction already arrived?](https://www.pdfsearch.io/img/5cc81fa0f5e85484f95c3470d5247560.jpg) | Add to Reading ListSource URL: training.fws.govLanguage: English - Date: 2012-12-12 07:13:14
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40![Great Glargal, what just happened? Life on earth was just dealt a devastating blow. Great Glargal, what just happened? Life on earth was just dealt a devastating blow.](https://www.pdfsearch.io/img/d942912d2a8065517e91c734afc59dfd.jpg) | Add to Reading ListSource URL: ncse.comLanguage: English - Date: 2010-12-13 14:37:30
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