Read the full story in the New York Times.
The United States still gets most of its energy by setting millions of tiny fires everywhere. Cars, trucks, homes and factories all burn fossil fuels in countless engines, furnaces and boilers, creating pollution that heats the planet.
To tackle climate change, those machines will need to stop polluting. And the best way to do that, experts increasingly say, is to replace them with electric versions — cars, heating systems and factories that run on clean sources of electricity like wind, solar or nuclear power.
But electrifying almost everything is a formidable task.