Consumers conserved, and the state’s electricity grid made it out of a record-breaking hot day relatively unscathed. Still, as temperatures rise worldwide, more people are going to need to install air conditioners. But as currently sold, AC units can actually make global warming worse: On hot days, they suck tons of electricity from the grid, and their chemical refrigerants can accelerate global warming.
This is why researchers and start-ups are hoping to create new, cutting-edge AC units. AC technology has