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Could Earth truly freeze over in a geologic instant, as sci-fi often imagines? In reality, the Snowball Earth hypothesis reveals a far slower, complex process shaped by deep-time climate dynamics, not abrupt catastrophe.
Scientists warn that Earth's climate system is approaching critical tipping points—thresholds beyond which rapid, irreversible changes may occur. This article explores what these tipping points are, the latest research, and the profound implications for our planet's future.