California sank, and now it’s set to flood

California is sinking at a historic rate.

That includes the flood levees intended to protect hundreds of miles of the Central Valley from rushing mountain waters. Some of those flood levees have sunk more than 6 feet in areas near the San Joaquin River.

If California gets hit this winter by a strong El Niño with heavy snow and rain, those sinking levees are more likely to fail and send floodwaters racing across farms, highways and neighborhoods, as reported in this PBS NewsHour piece produced by Monica Lam at KQED:

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