Coal boosters like to tout coal as cheap and plentiful - well, not anymore. At least not in China.

Have we failed to slow global warming pollution in part because climate and environmental activists have been too polite and well behaved?

Bill Gates is a relative newcomer to the fight against global warming, but he's already shifting the debate over climate change.

Among all the tests President Obama faced in his first term, his biggest failure was climate change.

Americans don't pay much attention to environmental issues, because they aren't sexy. I mean, cleaning up coal plants and reining in outlaw frackers is hugely important work, but it doesn't get anybody's pulse racing.

In reality, Republicans have long been at war with clean energy. They have ridiculed investments in solar and wind power, bashed energy-efficiency standards, attacked state moves to promote renewable energy and championed laws that would enshrine taxpayer subsidies for fossil fuels while stripping them from wind and solar.

This Dewdrop World is a beautiful, courageous, intimate film about love and loss. It may also be the deepest meditation on climate change that I've ever seen.