The moral imperative to make big changes is inescapable...that what we take for granted may not be here for our children.

You know, in physics there's the old law for every action there's a equal amount of reaction. Sometimes that's true in politics. If somebody's out th….

For a long time, the scientists have been telling us global warming increases the temperature of the top layer in the ocean, and that causes the aver….

The symbolism - and the substantive significance - of planting a tree has universal power in every culture and every society on Earth, and it is a wa….

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

There are skeptics who do not come to their view because they have a source of income from carbon polluters. I don't mean to imply that they're all i….

CO2 is the exhaling breath of our civilization, literally... Changing that pattern requires a scope, a scale, a speed of change that is beyond what w….

I am old enough to know that a red carpet is just a rug..

There is no doubt that the issue of race is always present in American politics and in the politics of any multiracial society. There is also no doub….

The ability of big money to shape perceptions - where you have four anti-climate lobbyists for every single member of the House and Senate - is a big….

We ought to approach this challenge [of global warming] with a sense of profound joy and gratitude: that we are the generation about which, a thousan….

Like an audience entertained by a magician, we allow ourselves to be deceived by those with a stake in persuading us to ignore reality..

My fellow Americans, people all over the world, we need to solve the climate crisis, it's not a political issue, it's a moral issue. We have everythi….

Unless we stop dumping 70 million tons of global warming pollution into the atmosphere every 24 hours, which we are doing right now ... the continued….

The warnings about global warming have been extremely clear for a long time. We are facing a global climate crisis. It is deepening. We are entering ….

I'm not a psychologist, and I don't know how to play a more sophisticated role than the one that I have played for quite a few years, and that is spe….

I smoked pot in college and in the Army..

As important as it is to change the light bulbs, its more important to change the laws.

This is by far the most serious crisis civilisation has ever faced..

The science linking the increased frequency and severity of extreme weather to the climate crisis has matured tremendously in the last couple of year….

The Bush administration works closely with a network of rapid response digital brownshirts who work to pressure reporters and their editors for 'unde….