The first and most important impact of climate change on human civilisation will be an acute and permanent crisis of food supply.… — Gwynne Dyer Copy Share Image
Mike [Mann], can you delete an e-mails you may have had with Keith [Trenberth] re AR4? Keith will do likewise...Can you also… — Phil Jones Copy Share Image
Food choices are something fundamental you can control about yourself: what you take into your body. When so many other things are… — Michael Pollan Copy Share Image
We tend to rush toward the complex when trying to solve a daunting problem, but in this case, simplicity wins. Better buildings,… — Edward Mazria Copy Share Image
Climate change has happened because of human behaviour, therefore it’s only natural it should be us, human beings, to address this issue.… — Ban Ki-moon Copy Share Image
Oil depletion and climate change will create an entirely new context in which political struggles will be played out. Within that context,… — Richard Heinberg Copy Share Image
The poorest people in the world (particularly in low-lying areas) will suffer the most if we do not take action on climate… — Jason David Frank Copy Share Image
China has adopted and is implementing its national climate change program. This includes mandatory national targets for reducing energy intensity and discharge… — Hu Jintao Copy Share Image
I think that will only really change when the human races begins to suffer some of the extremely severe consequences of climate… — Michael Meacher Copy Share Image
We will pay for this [climate change] one way or another. We will pay to reduce greenhouse-gas emissions today and we'll have… — Anthony Zinni Copy Share Image
Taking fear seriously is not easy. A lot of people's response to fear is "Don't worry so much, it's crazy." But some… — Margaret D. Klein Copy Share Image
Climate change is a very unusual ethical challenge because it's so completely measurable...one of the reasons people should take action is because… — George C. Marshall Copy Share Image
The 'truthiness' of Trump's so-called facts, the questions he posed on President Obama's nationality or jobs destroyed by free trade, has the… — Richard Edelman Copy Share Image
The hard truth is carbon pollution has built up in our atmosphere for decades now. And even if we Americans do our… — Barack Obama Copy Share Image
Science is warning us that if we do not quickly reduce the global warming pollution that is trapping so much of the… — Al Gore Copy Share Image
We have a responsibility to first understand how climate change impacts all peoples of the world. Then, we must consider the individual… — Achim Steiner Copy Share Image
Just as Mars - a desert planet - gives us insights into global climate change on Earth, the promise awaits for bringing… — Buzz Aldrin Copy Share Image
Carbon-free energy is simply something we have to do. The time for talk is past. If we turn around net carbon emissions… — William H. Calvin Copy Share Image
I think climate change is probably the most extreme, and it's been going on for years because it's very difficult to talk… — Gina McCarthy Copy Share Image
There is a need for greater multilateral cooperation to resolve trade conflicts, to address climate change and risks from cybersecurity, and to… — Gita Gopinath Copy Share Image
Healing the wounds of the earth and its people does not require saintliness or a political party, only gumption and persistence. It… — Paul Hawken Copy Share Image
I agree with the overwhelming majority of scientists who recognize that climate change is real, and it's essential that our country honors… — Sharice Davids Copy Share Image
Oceans need more attention because climate change IS an ocean issue. Our oceans will be the first victim, and sea life will… — Mark Powell Copy Share Image
Irish research will contribute to global progress and have the potential to help all countries realise the potential of their land sectors… — Enda Kenny Copy Share Image
My understanding is that Exxon, in particular, did fund a variety of small think tanks to generate what amounts to propaganda against… — John Holdren Copy Share Image
The question is not, "Is climate change happening?" Nor is the question, "Is climate change man-made?" Rather, we need to realize itʼs… — Jeff Orlowski Copy Share Image
Exxon, one of the companies that has spent tens of millions of dollars denying climate change, denying any responsibility to deal with,… — David Suzuki Copy Share Image
We can't say that when x happens we get a mass extinction. To the extent we understand mass extinction, one has been… — Elizabeth Kolbert Copy Share Image
The most important thing to understand about Trump's withdrawal from the Paris Climate Change agreement is, whilst it undeniably damages the rest… — Barry Gardiner Copy Share Image
I think Donald knows climate change is a serious threat - but he only cares about protecting his luxury coastal properties, not… — Tom Steyer Copy Share Image
We are convinced, as some of you may be convinced, that changing the way we produce and use energy is essential to… — Barack Obama Copy Share Image
Climate change is the greatest threat to humanity, perhaps ever. Global temperatures are rising at an unprecedented rate, causing drought and forest… — Cary Kennedy Copy Share Image
History will judge harshly my Republican colleagues who deny the science of climate change. Similarly, those Democrats who would use climate change… — Matt Gaetz Copy Share Image
“The problem was that by 2014 no one was quite sure what those challenges were. Indeed, the earth had not warmed in… — Jack Cashill Copy Share Image
We have been developing an ever closer relationship with China on climate change for many years which has led to collaboration on… — Ed Davey Copy Share Image
“Despite the clear scientific consensus, a veritable brigade of self-proclaimed, underinformed armchair experts lurk on comment threads the world over, eager to… — David Robert Grimes Copy Share Image
Environmentalism is the powerful new secular religion and politically correct scientists are its high priests, rescuing the planet from the apocalypse of… — Miranda Devine Copy Share Image
The American Republican Party is the last political bastion of the fossil fuel industry - now so in tow to the fossil… — Sheldon Whitehouse Copy Share Image
Protecting dozens of major coastal cities from future flooding will be challenging enough-rebuilding major coastal cities destroyed by super-hurricanes will be an… — Joseph J. Romm Copy Share Image
Adopting a central organizing principle means embarking on an all-out effort to use every policy and program, every law and institution, to… — Al Gore Copy Share Image