1. The warnings about global warming have been extremely clear for a long time. We are facing a global climate crisis. It is deepening. We are entering a period of consequences.-Al Gore
2. Climate change is the most severe problem that we are facing today, more serious even than the threat of terrorism.-David King
3. Global warming threatens our health, our economy, our natural resources, and our children’s future. It is clear we must act.-Eliot Spitzer
4. Today, we can see with our own eyes what global warming is doing. In that context it becomes truly irresponsible, if not immoral, for us not to do something-Joe Lieberman
5. Global warming is too serious for the world any longer to ignore its danger or split into opposing factions on it.-Tony Blair
6. The big damages come if the climate sensitivity to greenhouse gases turns out to be high [causing greater global warming than current projections.] Then it’s not a bullet headed at us, but a thermonuclear warhead.-Raymond T. Pierrehumbert
7. The earth lies polluted under its inhabitants; for they have transgressed laws, violated the statutes, broken the everlasting covenant. Therefore a curse devours the earth, and its inhabitants suffer for their guilt.-Bible
8. If we don’t take the action today, tomorrow will be the End. Let us be awake and fight back against global warming-unknown
9. Planting and growing increasing quantities of trees is the scientific solution to Earth’s environmental dilemma.-Richard Barbe-Baker
10. First, I worry about climate change. It’s the only thing that I believe has the power to fundamentally end the march of civilization as we know it, and make a lot of the other efforts that we’re making irrelevant and impossible-Bill Clinton
11. I used to be skeptical of global warming, but now I’m absolutely convinced that the world is spiraling out of control. CO2 is like a bushfire that gets bigger and bigger every year.-Richard Branson
12. It’s unlikely that the U.S. is going to take serious action on climate change until there are observable, dramatic events, almost catastrophic in nature, that drive public opinion and drive the political process in that direction.-Robert Stavins
13. Without urgent measures to rapidly reduce our greenhouse gas emissions, the possibility of limiting the temperature rise below a dangerous level will have disappeared within a decade.-Steve Sawyer
14. We are running out of time, we must have a planetary solution to a planetary crisis.-Al Gore
15. We are running out of time. We know that if we continue to rely on fossil fuels we will face a future of worsening air pollution and an increasingly inhospitable climate.-Jim Leape
16. Humankind has suddenly entered into a brand new relationship with our planet. Unless we quickly and profoundly change the course of our civilization, we face an immediate and grave danger of destroying the worldwide ecological system that sustains life as we know it.-Al Gore
17. When I was a boy in the 1930s, the carbon dioxide level was still below 300 parts per million. This year, it reached 382, the highest figure for hundreds of thousands of years.-David Attenborough
18. Global warming is too serious for the world any longer to ignore its danger or split into opposing factions on it.-Tony Blair
19. The blunt truth about the politics of climate change is that no country will want to sacrifice its economy in order to meet this challenge.-Tony Blair
20. Climate change is one of the greatest challenges facing humanity, and it is the world’s most vulnerable populations who are most immediately at risk. The actions of the wealthiest nations?those generating the vast majority of greenhouse gases?have tangible consequences for people in the rest of the world, especially in the poorest nations.-Michael R. Bloomberg
21. The planet will continue to cook.-Paul Krugman
22. High resolution records from Antarctic ice cores show that carbon dioxide concentrations increased 600 400 years after the warming-Dr. Hubertus Fischer et al.
23. Climatism is the belief that man-made greenhouse gases are destroying Earth’s climate.-Steve Goreham
24. In my view, climate change is the most severe problem that we are facing today, more serious even than the threat of terrorism.-Sir David King
25. Climate change is a result of the greatest market failure the world has seen We risk damages on a scale larger than the two world wars of the last century.-Sir Nicholas Stern
26. One problem facing humanity is now so urgent that, unless it is resolved in the next two decades, it will destroy our global civilization: the climate crisis.-Dr. Tim Flannery
27. The facts are there that we have created, man has, a self-inflicted wound that man has created through global warming.-Arnold Schwarzenegger
28. The danger posed by war to all of humanity – and to our planet – is at least matched by the climate crisis and global warming. I believe that t he world has reached a critical stage in its efforts to exercise responsible environmental stewardship.-Ban Ki-moon
29. Global warming has melted the polar ice caps, raised the levels of the oceans and flooded the earth’s great cities. Despite its evident prosperity, New Jersey is scarcely Utopia.-Godfried Danneels