“There is a thing called clean coal,” he said. “Coal will last for one thousand years in this country.” Clean coal is often wielded as a kind of magic term, but here Trump was likely referring to capturing the carbon released by coal-burning power plants—a process that has largely proved to be an ineffective and cost-prohibitive folly.
Futures Forum: Climate change: "The world becomes increasingly volatile ...
That is: there is the promise of 'carbon capture':
Futures Forum: Climate change: Will Carbon Capture and Storage be the techno-fix to 'unlock' unburnable fossil fuels?
This evening's Costing the Earth on Radio 4 looked at the issues - and the technologies:
Putting the Fizz Back into Planet Earth
BBC Radio 4 - Costing the Earth, Putting the Fizz Back into Planet Earth