What Caused the Change in Earth's Orbit 125,000 Years Ago?

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SUMMARY

The discussion centers on the significant climatic changes that occurred 125,000 years ago, attributed to variations in Earth's orbit around the Sun, known as Milankovitch cycles. These cycles involve changes in the Earth's axial tilt, precession, and eccentricity, which collectively influence solar radiation distribution. The peak in atmospheric CO2 levels during this period resulted in a notable rise in global temperatures, demonstrating the interconnectedness of orbital mechanics and climate change.

PREREQUISITES
  • Understanding of Milankovitch cycles
  • Basic knowledge of Earth's orbital mechanics
  • Familiarity with climate change terminology
  • Awareness of historical climate data analysis
NEXT STEPS
  • Research the specifics of Milankovitch cycles and their impact on climate
  • Explore the relationship between CO2 levels and global temperature changes
  • Investigate historical climate data from 125,000 years ago
  • Study the methods used to measure changes in Earth's orbit
USEFUL FOR

Climate scientists, geologists, environmental researchers, and anyone interested in understanding the historical factors influencing climate change.

jnorman
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last night i was watching a public broadcasting special about climate change, and they mentioned that 125,000 years ago there was a large peak in CO2 in the atmosphere which caused a rise in global temp. they stated that the effect was caused by a "change in the Earth's orbit around the sun."

what happened 125,000 years ago that would have caused a change in the Earth's orbit significant enough to affect the global climate? thanks.
 
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thanks DH - that helped.
 

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