I have not been one who believed in the global warming. But I tell you, they are making a convert out of… — Pat Robertson Copy Share Image
“Regardless of where they strike, large asteroids would boil seas, fill the air with dust and acidic compounds, and perhaps induce carbon… — Bill Nye Copy Share Image
Bitumen is junk energy. A joule, or unit of energy, invested in extracting and processing bitumen returns only four to six joules… — Thomas Homer-Dixon Copy Share Image
This treaty [Kyoto] is, in our opinion, based upon flawed ideas. Research data on climate change do not show that human use… — Frederick Seitz Copy Share Image
There is a point of no return after which warming becomes unstoppable - and we are probably going to sail right through… — Gwynne Dyer Copy Share Image
There's no free lunch. If you want an industrial economy, you need energy. If you want energy, it will produce pollution. You… — Charles Krauthammer Copy Share Image
These things are happening in large measure because of us. We in this country burn 25 percent of the world's fossil fuel,… — Bill McKibben Copy Share Image
Soils could also be giving up their carbon stores: evidence emerged in 2005 that a vast expanse of western Siberia was undergoing… — David Adam Copy Share Image
We thought we knew 20 years ago. That led to some alarmist books – mine included – because it looked clear-cut, but… — James Lovelock Copy Share Image
“When the Earth was only about a third of its eventual size, it was probably already beginning to form an atmosphere, mostly… — Bill Bryson Copy Share Image
“As far as food is concerned, the great extravagance is not caviar or truffles, but beef, pork and poultry. Some 38 percent… — Peter Singer Copy Share Image
“The human eye has to be one of the cruelest tricks nature ever pulled. We can see a tiny, cone-shaped area of… — David Wong Copy Share Image
“A lot has changed since Copenhagen, however, which is why many big energy companies are paying close attention to the Paris talks.… — Anonymous 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
“The combined activities of our enormous population are already producing breathtaking effects. Our planet is only 12,700 kilometers in diameter—about three times… — Thomas Homer-Dixon Copy Share Image
“In addition, unconscious breathing is often quite ineffective, as are many other acts when they’re done without purpose or control. It’s estimated… — Cameron Stauth Copy Share Image
The general trend in the last 4,000 years is that carbon dioxide and temperature have been moving against each other. — Piers Corbyn Copy Share Image
“In other words, turning a tree into a desk just slows down the release of carbon dioxide, it doesn’t prevent it.” — Mark Schapiro Copy Share Image
It was huge mistake to avoid working with the rest of the world because (a) we're the largest source of the problem:… — Bill McKibben Copy Share Image
My first inclination is to be a bit skeptical about the claims that human-produced carbon dioxide is the direct contributor to global… — Buzz Aldrin Copy Share Image
When you boil down the real facts and statistics of what carbon dioxide is doing to this planet... to not feel like… — A. J. Buckley Copy Share Image
I am not convinced the Clean Air Act was ever intended to regulate or classify as a dangerous pollutant something as basic… — Jim Webb Copy Share Image
The key players are now all in place in Washington and in state governments across America to officially label carbon dioxide as… — John Coleman Copy Share Image
“Carbon dioxide levels throughout the northern hemisphere hit 400 parts per million for the first time in human history in April,” — Anonymous Copy Share Image
I believe everyone who breathes air on this earth, regardless of their job or their bank account, must give back more than… — Kelly Cutrone Copy Share Image
...there is no substantive basis for predictions of sizeable global warming due to observed increases in minor greenhouse gases such as carbon… — Richard Lindzen Copy Share Image
Everything on our dinner table-the meat, cheese, salad, bread, and soft drink-requires carbon dioxide to be there. For those of you who… — Joanne Nova Copy Share Image
The fundamental reason why carbon dioxide in the atmosphere is critically important to biology is that there is so little of it.… — Freeman Dyson Copy Share Image
Burning fossil fuels emits carbon dioxide. And carbon dioxide is a greenhouse gas that traps heat in the atmosphere. There is no… — Christine Todd Whitman Copy Share Image
“The warming effect of carbon dioxide is strongest where the air is cold and dry; mainly in the arctic rather than in… — Physicist Freeman Dyson Copy Share Image
Knowing how much carbon dioxide the ocean is storing is crucial to modeling future climate changes, and given the prevalence of these… — Tatiana Schlossberg Copy Share Image
If you choose to make regulations about carbon dioxide, that's OK. You as a state can do that; you have a right… — John Christy Copy Share Image
Humanity has nearly suffocated the globe with carbon dioxide, yet nuclear power plants that produce no such emissions are so mired in… — Michael Specter Copy Share Image
Carbon dioxide is natural, it is not harmful, it is a part of Earth's lifecycle. And yet we're being told that we… — Michele Bachmann Copy Share Image
The problem is we don’t know what the climate is doing. We thought we knew 20 years ago. That led to some… — James Lovelock Copy Share Image
“Emissions of carbon dioxide are largely by-products of productivity-- of industry, governments, and individuals producing things that we want more of (including… — Bjorn Lomborg Copy Share Image
“Choosing expensive carbon-cutting policies or insisting on green development approaches might seem like an easy choice for the world’s elite in Washington,… — Bjorn Lomborg Copy Share Image
I don't think you can pump carbon dioxide into the atmosphere indefinitely and not have a reaction. But there are great scientists… — Charles Krauthammer Copy Share Image
“The world around us is a beautiful, supportive environment for human growth and flourishing. Isn't it amazing how everything we need to… — Carla Johnson Copy Share Image
I can't believe that Hillary Clinton wants the world to think that whenever she gets into political trouble, she's going to have… — Joe Klein Copy Share Image