HomeSpace NewsHow many ice ages has Earth had, and could humans survive one?

How many ice ages has Earth had, and could humans survive one?

During ice ages, ice sheets like the one in Greenland have covered much of Earth’s surface. (Image credit: Thor Wegner/DeFodi Images via Getty Images)

This article was originally published at The Conversation. (opens in new tab) The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights.

Denise Su (opens in new tab), Associate Professor, Arizona State University

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