Drowned Trees Reveal Past Drought
There are ancient trees submerged beneath Lake Tahoe, meaning the region was once much drier than it is now. Those trees are remnants of epic droughts over the centuries that lasted so long, they caused Lake Tahoe and other western lakes to drop 20 feet or more, allowing forests to grow where there is now water. And they could come again. Despite recent heavy rain and snow, should the area start planning for another monster drought?
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