Biden’s power plant rule could help revive an old idea about how to fight climate change

The Environmental Protection Agency’s new rule on power plants relies heavily on an old idea that’s getting a new push — capturing planet-warming carbon pollution before it enters the atmosphere.

But questions remain about whether the technology can be deployed quickly and affordably enough at the nation’s thousands of coal- and gas-burning plants. Carbon capture ran into hurdles and huge cost overruns when power plants tried to use it during the past two decades. And capturing CO2 from plants burning natural gas — a growing part of the electricity mix...