Negative leap seconds could be implemented to correct time in response to climate change – Physics World

Keeping Time: Adjusting to the Earth’s Rotational Slowdown Due to Climate Change

The slowing of the Earth’s rotation due to climate change has led researchers to consider the possibility of introducing ‘negative leap seconds’ to keep timekeeping in sync with the length of a day. This means that adjustments may be necessary in order to account for changes caused by factors such as glacier melting and sea level rise.

As climate change continues to impact the Earth’s rotation, the need for these adjustments may become more frequent in the future. Scientists and timekeepers must consider these potential impacts when developing timekeeping systems and standards.

Researchers are exploring this possibility as a way to compensate for the gradual slowing of the Earth’s rotation, which is caused by various factors related to climate change. By understanding this relationship, they can better prepare for any challenges that may arise in the future and ensure accurate timekeeping despite changing environmental conditions.


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