More global warming will mean a less reliable power system.
That warning comes from the Department of Energy, which released a report [PDF] on Thursday detailing the threats posed to the nation's power infrastructure by rising temperatures, droughts, storms, floods, and sea-level rise.
"Climatic conditions are already affecting energy production and delivery in the United States, causing supply disruptions," the report states. "The magnitude of the challenge posed by climate change on an aging and already stressed U.S. energy system could outpace current adaptation efforts, unless a more comprehensive and accelerated approach is adopted."
Some of the threats listed in the report: