El Niño may not have brought much rain to Southern California, but it did take its toll on the Golden State’s beaches.
A new study of the waves, water levels and coastal changes at 29 beaches across California, Oregon and Washington has found that the 2015-16 El Niño triggered unprecedented erosion across much of the West Coast.
The results, published this week in the journal Nature Communications, document a level of degradation from which these natural systems may not be able to recover. That could have far-reaching environmental and economic impacts, experts said.
The analysis also opens a window into how the coast is likely...