by:Dan Gearino, InsideClimate News

Solar Graph

“There was a time when utility companies could say coal plants were a bargain. Many of the same companies viewed wind and solar as too expensive to do on a large scale.

I’m not talking about ancient history. This was 2008, when I started covering energy.

Since then, the costs of wind and solar have fallen so dramatically that they have upended the economics of energy generation. I see this as the most exciting economic story of our time.”

Read more…