Let’s consider the possibility that this drought we’re in could last more than than just a few dry years.

Geologic history in California is marked by epic droughts — droughts lasting decades, even centuries. There’s no way of knowing whether we’re at the start of one of those, but scientists say it’s possible.

Meanwhile, most Californians live in cities designed, to a great extent, on the promise of nearly endless water, imported from wetter parts of the state via massive engineering projects like the California State Water Project.

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