California law mandates that by 2020 a third of its power must come from renewable power sources. Yul meets Deborah Le Vine, Director of Grid Operations at CAISO (California Independent System Operator). Deborah is responsible for bringing power to thirty million Californians. She explains how, with their devoted team monitoring the ups and downs of wind power, they can balance the power supply.
Download the TV Guide app for iPhone, iPad and Android!