Clay welcomes James L. Powell, author of Dead Pool: Lake Powell, Global Warming, and the Future of Water in the West. They discuss whether there will be enough water to sustain the great desert cities of of the American Southwest, and some citizens reluctance to accept scientific facts about global warming. Powell explains his alarm about the urgent threat saying that it will come not from the rising of the seas, but from the falling of the reservoirs. Mentioned on this episode: Dead Pool: Lake Powell, Global Warming, and the Future of Water in the West by James L. Powell, jamespowell.org, "Down the River with Thoreau" by Edward Abbey. Support the show by joining the 1776 Club or by donating to the Thomas Jefferson Hour, Inc. You can learn more about Clay's cultural tours and retreats at jeffersonhour.com/tours. Check out our merch. You can find Clay's books on our website, along with a list of his favorite books on Jefferson, Lewis and Clark, and other topics. Thomas Jefferson is interpreted by Clay S. Jenkinson.