Action Quote by Robert O. Mendelsohn

If we don't start with rapid emissions reductions and substantial emissions reductions, then we will pass a danger point, beyond which the consequences for…

— Michael Oppenheimer

The action we take in the next few years will impact the Earth hundreds of millions of years from now.

— Louie Psihoyos

We shouldn't fuel the future with the polluting methods of the past, ... We have the technology to power our future in ways that…

— Denis Hayes

We need to achieve zero emissions from fossil fuel sources by the second half of the century. That doesn't mean by 2050 exactly, but…

— Jose Angel Gurria

Taking bold action on climate change simply makes good business sense. It's also the right thing to do for people and the planet. Setting…

— Richard Branson

Climate change is the greatest threat to our common future. We have a very short period of time to tackle the problem before it…

— Chris Huhne

My message is that if we do not care about the climate crisis and if we do not act now then almost no other…

— Greta Thunburg

We run enormous risks and we know what kind of reductions of greenhouse gases are necessary to drastically reduce risks. Reducing emissions by half…

— Nicholas Stern

We now know that we cannot continue to put ever-increasing amounts of CO2 into the atmosphere. Actions have consequences. In fact, the consequences of…

— Cary Fowler

If man has not found ways to deal with environmental problems such as water and air pollution by 1998, it will be too late.…

— Margaret Mead

Low-cost, high-grade coal, oil and natural gas - the backbone of the Industrial Revolution - will be a distant memory by 2050. Much higher-cost…

— Jeremy Grantham