Megafaunal Decline and Fall

  title={Megafaunal Decline and Fall},
  author={C. N. Johnson},
  pages={1072 - 1073}
  • C. N. Johnson
  • Published 2009
  • Biology, Medicine
  • Science
  • Declines in North American megafauna populations began before the Clovis period and were the cause, not the result, of vegetation changes and increased fires. One of the most dramatic environmental changes in recent Earth history has been the disappearance of very big animals—mammoths, mastodons, ground sloths, giant kangaroos, moa and hundreds of others—from most of the land area of the globe. What caused these extinctions? And how did they affect the world's ecosystems? The first question has… CONTINUE READING
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