Change Quote by Mitt Romney

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

Make no mistake: Tackling climate change is vital. But to see everything through the lens of short-term CO2 reductions, letting our obsession with carbon…

— Alex Steffen

The issue of climate change is one that we ignore at our own peril. There may still be disputes about exactly how much we're…

— Barack Obama

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

I believe global warming and climate change are real threats to our planet.

— Andrew Cuomo

We face the gravest threat that civilization has ever confronted. It's global in nature and requires a global solution. Increased CO2 emissions anywhere, whether…

— Al Gore

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 actually all care about the environment, and most people believe in climate change and believe that mankind has something to do with that…

— Dan Crenshaw

Climate change is the greatest threat to our existence in our short history on this planet. Nobody's going to buy their way out of…

— Mark Ruffalo

Climate change has far-reaching consequences for our own survival on this planet. As an issue, it overrides everything else.

— Albert II, Prince of Monaco

We're taking climate change seriously. But it's not the only environmental issue that we face as a planet.

— Andrew R. Wheeler

I think there's plenty of evidence that we need to stop spewing so much carbon into the air, that we're contributing to climate change…

— Lamar Alexander