The coal industry is an even larger part of the Australian economy than it is of the American, and it has an enormous amount of political power.

In reality, studies show that investments to spur renewable energy and boost energy efficiency generate far more jobs than oil and coal.

In the world of energy politics, the sudden vanishing of the word 'coal' is a remarkable and unprecedented event.

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

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

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.