Magnetic reversal 42,000 years ago triggered global environmental change
3 institutional releases
Published in Science · View the paper (DOI)
A new study reveals that a 42,000-year-old magnetic reversal led to significant changes in atmospheric ozone concentration and circulation. The event, known as the Laschamps excursion, caused substantial shifts in climate and environmental patterns worldwide.
Coverage from 3 institutions
- Magnetic reversal 42,000 years ago triggered global environmental change American Association for the Advancement of Science (AAAS) · Feb 18, 2021 · first to report
- Ancient relic points to a turning point in Earth's history 42,000 years ago University of New South Wales · Feb 18, 2021
- 42,000-year-old trees allow more accurate analysis of last Earth's magnetic field reversal GFZ GeoForschungsZentrum Potsdam, Helmholtz Centre · Feb 19, 2021