The Department of Agriculture says the solution to California's drought problems could come from fog farming.

Yes, harvesting "fog" is apparently a thing. Even Secretary of Agriculture Tom Vilsack was taken aback when he first heard about it as something the Obama administration is funding under his agency's conservation grant program.

One of the ways to "deal with drought" in conservation programs is to "capture fog more effectively," Vilsack said, addressing a climate change summit Monday focused on agriculture practices. "I never knew you could capture fog," he said. "But you can," particularly in California, he said.

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