In her first days as Mexico’s new president, Claudia Sheinbaum made a point of distancing herself from the fossil fuel reliance promoted by her predecessor, Andres Manuel Lopez Obrador, and vowed to resume an energy transition that he halted.

Mexico City gets about a quarter of its water from a system that is running dry. Some say it could be unable to provide water by June 26, known as “Day Zero” in the metropolitan area of 22 million.