Most researchers believe that the mass extinction 201 million years ago was caused by release of CO2 by volcanism with global warming as a consequence. Now, new data from fern spores suggest there might have been more to it than that.
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Extinction events: October 2019
A controversial theory that suggests an extraterrestrial body crashing to Earth almost 13,000 years ago caused the extinction of many large animals and a probable population decline in early humans is gaining traction from research sites around the world.
Calendar
- 21 Oct: NASA Earth Science Division Community Forum
- 22 Oct: Space For Humanity Webinar: Exploring Space Perspectives The Overview Effect & Humanity's Future
- 26 Oct: What makes a planet habitable?
- 27 Oct: NASA Heliophysics Advisory Committee Meeting
- 2 Nov: ISS National Lab User Advisory Committee to Host Introductory Meeting
- 3 Nov: 24th Annual FAA Commercial Space Transportation Conference
- * Submit Your Event | More Events *
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