The U.S. power grid isn't ready for climate change

Human-caused climate change is poised to heavily strain the U.S. power grid in the coming decades, and vast improvements are needed to enhance its reliability and ability to meet increasing electricity demands, experts say.

Why it matters: The effects of new weather extremes on the grid may be seen throughout the summer if intense heat waves trigger energy demand spikes that test the limits of power infrastructures nationwide, officials have warned.

"We're designing our energy systems today for the past 50 years of weather and not the next 50 years...