Methane emissions from extinct megafauna

  title={Methane emissions from extinct megafauna},
  author={F. A. Smith and S. Elliott and S. Lyons},
  journal={Nature Geoscience},
  • F. A. Smith, S. Elliott, S. Lyons
  • Published 2010
  • Geology
  • Nature Geoscience
  • To the Editor: About 13,400 years ago, the Americas were heavily populated with large-bodied herbivores such as mammoths, camelids and giant ground sloths; the megaherbivore assemblage was richer than in present-day Africa. However, by 11,500 years ago and within 1,000 years of the arrival of humans in the New World, 80% of these large-bodied mammals were extinct1. The eradication of megafauna had marked effects on terrestrial communities, including changes in vegetative structure and… CONTINUE READING

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