The shift to carbon-free energy is gaining momentum, due largely to economic benefits.

Economists and analysts are making the case that the transition will lead to cost savings on a massive scale.

Academic research supports the concept that the costs of technology decline as production increases.

For example, wind and solar power have gone from some of the world’s most expensive energy sources to some of the cheapest. And researchers chart a future in which prices continue to plummet.

Read more: insideclimatenews.org