President of As You Sow Danielle Fugere said responsible water usage is especially important in the southwest U.S. She said 51 percent of oil and gas wells in Texas – the largest oil-producing state – are in high or extremely-high stressed water regions. “As climate change increases water scarcity in certain regions, investors need assurance that companies are responsibly managing the amount of water they use to protect communities, the environment, and other water users,” she said.