In the late 1970s, oil and natural gas fields across the U.S. were drying up, making the country increasingly dependent on foreign oil. Then, a Texas energy magnate named George Mitchell decided to try extracting natural gas from shale, a layer of rock almost two miles beneath the surface, using a technique called hydraulic fracturing, or fracking. His innovation would kick off an energy revolution, and spur a massive environmental backlash. Listen to new episodes 1 week early and ad free, and access exclusive seasons of American Innovations with Wondery+. Join Wondery+ for exclusives, binges, early access, and ad free listening. Available in the Wondery App https://wondery.app.link/innovations. Support us by supporting our sponsors! Monday.com - Visit monday.com/podcast for your free two-week trial. Peloton - New members can try Peloton classes free for 30 days at onepeloton.com/app. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.