Change Quote by James Hansen

“Climate crisis presents nearly unfathomable urgency because of what scientists call “tipping points” – climate tripwires, so to speak. These thresholds, caused by human…

— Mary Christina Wood

...climate change is accelerating. It threatens our well being, our security, and our economic development. It will lead to uncontrollable risks and dramatic damage…

— Angela Merkel

The more the climate is forced to change, the more likely it is to hit some unforeseen threshold that can trigger quite fast, surprising…

— Richard Alley

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

The record-breaking extreme weather events causing chaos across the globe should be a wake-up call. The transition to a low-carbon economy will be much…

— Christiana Figueres

“Climate Change is caused by human emissions; it moves faster or slower partly in response to our rate of emissions, but also because of…

— Sharon Astyk

Climate change is one of the issues I worry most about because its impacts are enormous. But they're gradual, they're not immediate.

— Barack Obama

We have at most ten years - not ten years to decide upon action, but ten years to alter fundamentally the trajectory of global…

— James Hansen

Climate change is a global problem. The planet is warming because of the growing level of greenhouse gas emissions from human activity. If this…

— Malcolm Turnbull

Clearly the climate is changing, whether caused by CO2 emissions or some other cause.

— Paul Craig Roberts

The impacts of climate change are not going to get better; they are going to get worse.

— Patricia Espinosa

Climate has been changing for billions of years.

— Buzz Aldrin