I decided to pick the diet that I thought would maximize my chances of long-term survival.

It took me a bit to realize how big the changes have been in the last decade. In so many places - electricity from solar and wind is cheaper than electricity from fossil fuels, and now the batteries are coming down in costs very quickly. So it's very exciting news that needed to be told.

In a time of darkness, you don't curse the darkness, you light a candle.

Researchers at the Naval Postgraduate School have told us that the entire Arctic ice cap may totally disappear in summer in as little as five years if nothing is done to curb emissions of greenhouse gas pollution.

What's really important is how our country gets through Trump period, because nothing's getting done in Washington. Every day it's another set of tweets and another set of controversies. And they're not getting anything done.

The climate crisis requires a bottom-up, grassroots demand for solutions because the elites in many parts of the world are under the influence of old industry.

A free press is the immune system of representative democracy.