El Niño is threatening California’s fragile coast again – the 1982-83 El Niño opened eyes to the serious erosion risks

By Gary Griggs, Distinguished Professor of Earth & Planetary Sciences, University of California, Santa Cruz, The Conversation · October 21, 2026

The destructive 1982-83 El Niño, then the strongest on record, eroded cliffs, leaving homes hanging precariously over the edges. A coastal scientist explains the escalating risks.

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