Earth & Geology

Earth's Magnetic Field Is Weakening and Scientists Are Watching Closely

Fact 1 of 274%

Earth's magnetic shield has lost ten percent of its strength since 1800.

A visualization of Earth's protective magnetosphere.

Our planet's invisible armor is thinning at an alarming rate across the globe. Measurements show a steady decline in intensity over the last two centuries.

"The field has weakened by approximately 10% since the 19th century."

This weakening reduces our primary defense against harsh solar radiation and cosmic rays.

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