You can push your local communities to adopt more sustainable sources of energy and environmentally-friendly practices.

When you're going through an emotional experience and you're focussed completely on what's happening, you can't even spare any attention that the camera's there.

We are seeing every night on the television news now a nature hike through the Book of Revelation. These climate-related extreme weather events have convinced the vast majority of people that the scientists have been right for a long time. We have to address this.

The conversation on global warming has been stalled because a shrinking group of denialists fly into a rage when it's mentioned.

The ten hottest years in the atmospheric record, going back only 160 years, have been in the last eleven years.

I think the fact that within the bitcoin universe an algorithm replaces the functions of the government is actually pretty cool. I am a big fan of bitcoin.

George Orwell once wrote that a false belief sooner or later collides with physical reality, usually on a battlefield.