New research from UCLA shows climate change-induced heat waves pose a growing threat to workers.
On a farm in Oregon, they try to figure out what kinds of trees and shrubs produce the most flying embers.
Clean Energy Futures found that a U.S. transition to 80% clean electricity by 2030 would produce a net benefit over $1 trillion.
Long term, coal isn't a good option as an energy source. But the competition between coal and natural gas is what matters now.