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Month: February 2021

What you need to know about the Paris climate agreement now that the US has rejoined

The United States on Friday officially rejoined the Paris Agreement, a landmark global climate accord, fulfilling a campaign promise President Joe Biden initiated on his first day in office. What is the Paris Agreement? An international agreement among nearly 200 nations to combat climate change. Participants are committed to keep global warming below two degrees

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Reversal of Earth’s magnetic poles may have triggered Neanderthal extinction — and it could happen again

The reversal of Earth’s magnetic poles, along with a temporary breakdown of the world’s magnetic field about 42,000 years ago, could have triggered a raft of environmental changes, solar storms and the extinction of the Neanderthals, according to a new study. The Earth’s magnetic field protects us, acting as a shield against the solar wind

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