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CGTN
CGTN
1y ago 290 views

Earth's Rotation Slows Due to Melting Ice Caps, Extending Day Length

Recent studies indicate that the melting of polar ice caps is contributing to a deceleration in Earth's rotation, leading to slightly longer days. The redistribution of water from ice to oceans affects the planet's mass distribution, causing this shift in rotational speed.
Earth's Rotation Slows Due to Melting Ice Caps, Extending Day Length
A What happened
Recent studies indicate that the melting of polar ice caps is contributing to a deceleration in Earth's rotation, leading to slightly longer days. The redistribution of water from ice to oceans affects the planet's mass distribution, causing this shift in rotational speed.

Key insights

  • 1

    Impact of Melting Ice Caps

    The melting of ice caps contributes to the redistribution of mass on Earth, which influences the planet's rotational dynamics.

  • 2

    Changes in Earth's Rotation

    As the mass of melting ice caps shifts from the poles to the equator, it results in a minute but measurable slowdown in Earth's spin.

  • 3

    Implications for Global Climate

    The redistribution of water mass due to melting ice caps affects sea levels, weather patterns, and ecosystems, highlighting the broader impacts of climate change.

  • 4

    Scientific Observations

    Researchers have used satellite data and geophysical models to study the relationship between ice cap melt and changes in Earth's rotation.

Takeaways

The ongoing melting of polar ice caps is not only a significant indicator of climate change but also has profound effects on Earth's physical properties, including its rotational speed, with far-reaching implications for global environmental stability.

Read the full article on CGTN