Change Quote by David Suzuki

For someone to say that someone's a skeptic or a climate denier about the climate changing, that's just nonsensical. We see that throughout history.…

— Scott Pruitt

We seriously have to question the motivation of those people referred to as climate change sceptics, who are denying the evidence of human-caused climate…

— Kofi Annan

“The nay-sayers insist loudly that they're "climate sceptics", but this is a calculated misnomer – scientific scepticism is the method of investigating whether a…

— David Robert Grimes

“As long as scepticism is based on a sound understanding of science it is invaluable, for that is how science progresses. But poor criticism…

— Tim Flannery

How is it that, in the face of overwhelming scientific evidence, there are still some who would deny the dangers of climate change? Not…

— Nicholas Stern

I do think it's often a mistake to call them climate skeptics. I think they're deniers, just as I think president Ahmadinejad of iran…

— Thomas Schelling

“Despite the clear scientific consensus, a veritable brigade of self-proclaimed, underinformed armchair experts lurk on comment threads the world over, eager to pour scorn…

— David Robert Grimes

I don't spend a huge amount of time fixated on climate denial because I don't think that their objections, though sometimes couched in science,…

— Bill McKibben

Many people have the impression that there is significant scientific disagreement about global climate change. It's time to lay that misapprehension to rest. There…

— Naomi Oreskes

Unfortunately, Climate Science has become Political Science. It is tragic that some perhaps well-meaning but politically motivated scientists who should know better have whipped…

— Robert H Austin

I urge the media to start referring to climate skeptics as what they really are: climate assholes.

— Bill Maher

The debate is over. The scientific community has spoken in a virtually unanimous voice. Climate change is real. It is caused by human activity.

— Bernie Sanders