Bigger Quote by Alex Steffen

If we don't start thinking big about the CO2 problem, we may miss our opportunity to stop a climate runaway that will trash the…

— William H. Calvin

My view is that we don't know what's causing climate change on this planet. And the idea of spending trillions and trillions of dollars…

— Mitt Romney

We must act to reduce the increasingly dangerous and destructive levels of carbon pollution that account for practically all of global climate change.

— Ted Lieu

If the world gets a lot hotter in a hurry and the primary aim is to cool it down, then the current plan of…

— Stephen J. Dubner

“f we view climate changes as our enemy we will always be defeated, for climate will always change. Natural climate change is frequent, often…

— E. Kirsten Peters

The pace of global warming is accelerating and the scale of the impact is devastating. The time for action is limited - we are…

— Eliot Spitzer

We don't know what's causing climate change on this planet. And the idea of spending trillions and trillions of dollars to try to reduce…

— Mitt Romney

I do remain optimistic that one day the world will realise that carbon dioxide is more of a friend than an enemy to the…

— Nick Minchin

The solution to climate change is staring us in the face. It's energy policy. If we pursue a global clean-energy economy, we can cut…

— John F. Kerry

We have used the majority of our carbon budget and we are already at dangerous levels of CO2 concentrations, about 400 parts per million.…

— Graciela Chichilnisky

We really need to kick the carbon habit and stop making our energy from burning things. Climate change is also really important. You can…

— David Attenborough

By burning fossil fuels, we are already dumping 30 billion tons of CO2 into the atmosphere every year, which has a profound effect on…

— Jeff Goodell