The time has come to move beyond eco-elitism to eco-populism.

Rich countries do civil wars with tweets and votes.

Progressives always like clean energy ideas. But conservatives should like this agenda, too.

If we stand for change, we can spark a popular movement with power, influence, magic and genius.

Clean coal represents a breakthrough in the marketing of coal, but not in the science of burning coal.

America's government has to get the public investments right.

In countries where there are real civil wars, people go through a lot, and we should be willing to go through a lot to help them.