Catastrophe Quote by Eric Chivian

The truth is that we're at a critical juncture in the history of our species and if we don't act soon, we could inhabit…

— Al Gore

The scientific evidence is now overwhelming: climate change presents very serious global risks, and it demands an urgent global response

— Nicholas Stern

The science is crystal clear: we humans are the primary cause of global warming, and we face a bleak future if we fail to…

— Joseph J. Romm

The evidence for human-made climate change is overwhelming.

— James Hansen

Any objective look at what science has to say about climate change ought to be sufficient to persuade reasonable people that the climate is…

— John Holdren

Faced with the evidence, many deniers have started to admit that global warming is real, but argue that humans have little or nothing to…

— David Suzuki

Human induced climate change is real, and the evidence is right in front of us. It threatens our shores. It promises to bring intense…

— Letitia James

We thus find ourselves in the situation that the entire theory of man-made global warming-with its repercussions in science, and its important consequences for…

— Zbigniew Jaworowski

Global warming is real and human activity is the main cause. The consequences are mainly negative and headed toward catastrophic, unless we act. However,…

— Al Gore

Several indisputable facts appear evident in geological and climate science that make me a true 'denier' of human-caused global warming.

— Harrison Schmitt

If anything, I would like to see the climate change happen, so the science could be proved right, regardless of the consequences. This isn’t…

— Phil Jones