The climate change plan set out a few days ago by federal NDP leader Tom Mulcair will get us there, which is… — Rachel Notley Copy Share Image
When you imagine that if all these 9 billion people claim all these resources, then the earth will explode. — Hans Joachim Schellnhuber Copy Share Image
The debate is over. The scientific community has spoken in a virtually unanimous voice. Climate change is real. It is caused by… — Bernie Sanders Copy Share Image
As difficult as it is to eliminate the risk of nuclear warfare, it requires fewer changes to the global economy than does… — Graciela Chichilnisky Copy Share Image
Today I challenge our nation to commit to producing 100 percent of our electricity from renewable energy and truly clean carbon-free sources… — Al Gore Copy Share Image
If we don't start thinking big about the CO2 problem, we may miss our opportunity to stop a climate runaway that will… — William H. Calvin Copy Share Image
...We have 25 or so years invested in the work. Why should I make the data available to you, when your aim… — Phil Jones Copy Share Image
What degree of proof about the human catastrophe from global climate change do we need, before we are motivated to act to… — Eric Chivian Copy Share Image
The U.N. brings everybody together. And without it, we can't deal with Ebola or terrorism or climate change. But it's 70 years… — Samantha Power Copy Share Image
My faith is an enormous motivator for me to engage as well, because climate change is not just an issue that affects… — Katharine Hayhoe Copy Share Image
A sensible climate policy would emphasize building resilience into our capacity to adapt to climate changes - whether cooling or warming; whether… — Steven F. Hayward Copy Share Image
I believe, along with Pope Francis and almost all scientists, that climate change is threatening this planet in horrendous ways, and that… — Bernie Sanders Copy Share Image
Now we stand at our own crossroads, looking out upon two futures: one with rising temperatures, rising oceans, and rising violence on… — Van Jones Copy Share Image
A review of the science suggests that uncertainty is so high as to raise a good prospect that mandatory green house gas… — Kenneth P. Green Copy Share Image
The planet has a fever. If your baby has a fever, you go to the doctor. If the doctor says you need… — Al Gore Copy Share Image
Given the nature and magnitude of the challenge, national action alone is insufficient. No nation can address this challenge on its own.… — Ban Ki-moon Copy Share Image
By hook or by crook, we're going to make sure that when I leave this office, that the country is more prosperous,… — Barack Obama Copy Share Image
In an ecological perspective, in other words, there are few accidents or anomalies, only outcomes based on system structure and dynamics. Climate… — David W. Orr Copy Share Image
And so it's no surprise that people who object to the death penalty on pure moral grounds also think it has no… — Cass Sunstein Copy Share Image
“The National Academy of Sciences undertook its first major study of global warming in 1979. At that point, climate modeling was still… — Elizabeth Kolbert Copy Share Image
To reduce modern climate change to one variable, CO2, or a small proportion of one variable - human-induced CO2 - is not… — Ian Plimer Copy Share Image
The transition to a low-carbon economy will be one of the defining issues of the 21st century. This plan sets out a… — Ed Miliband Copy Share Image
Climate science has been targeted by a major political movement, environmentalism, as the focus of their efforts, wherein the natural disasters of… — Richard Lindzen Copy Share Image
The focus, to my mind, is to make sure that Donald Trump does not become president of the United States. I think… — Bernie Sanders Copy Share Image
We are forward planning and strategic on what the planet will look like with climate change as we decide to go into… — Rush Limbaugh Copy Share Image
I believe we should reframe our response to climate change as an imperative for growth rather than merely being a way of… — William Hague Copy Share Image
It's been encouraging to hear the pope talking about climate change and take it away from being a political issue to being… — Joy Bryant Copy Share Image
Climate change policies cannot be the frosting on the cake of development; they must be baked into the recipe of growth and… — Robert Zoellick Copy Share Image
The record rainfall and storm surges that have brought flooding across the UK are a clear sign that we are already experiencing… — Nicholas Stern Copy Share Image
We have taken on the fossil fuel companies, combating climate change and even the energy utilities. — Sara Gideon Copy Share Image
The American people know that climate change is the kind of problem only America can solve. — Tom Steyer Copy Share Image
Foreign policy is inseparable from domestic policy now. Is terrorism foreign policy or domestic policy? It's both. It's the same with crime,… — David Miliband Copy Share Image
Everybody talks about population growth and its disastrous effect on climate change, food security and resource depletion, but nobody does anything about… — Phil Harding Copy Share Image
Hillary's [Clinton] policies on climate change are a problem too. We ignore her track record at our peril. — Jill Stein Copy Share Image
[The Clean Power Plan] is an important step toward curbing carbon pollution and addressing climate change. — Michael Bennet Copy Share Image
There is no way that we can predict the weather six months ahead beyond giving the seasonal average — Stephen Hawking Copy Share Image
You'd be forgiven for thinking that climate change means we'll have to sacrifice our creature comforts. But it doesn't have to be… — Mark Lynas Copy Share Image
We have to face the reality of climate change. It is arguably the biggest threat we are facing today. — William Hague Copy Share Image
“This isn't about keeping mountains looking pretty. Ending mountaintop removal is about keeping humanity alive.” — Rivera Sun Copy Share Image
I hope we can all agree that, instead of continuing to subsidize yesterday's energy sources. We need to invest in tomorrow's. — Barack Obama Copy Share Image