Agree Quote by Leonardo DiCaprio

Global warming is not only the number one environmental challenge we face today, but one of the most important issues facing all of humanity...…

— Leonardo DiCaprio

Global warming is not just the greatest environmental challenge facing our planet - it is one of our greatest challenges of any kind.

— Barack Obama

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

Global warming may be a 'crisis,' even 'the most pressing environmental problem of our time.' ... Indeed, it may ultimately affect nearly everyone on…

— John Roberts

Climate change is the world's greatest environmental challenge. It is now plain that the emission of greenhouse gases, associated with industrialization and economic growth...is…

— Tony Blair

I believe that climate change is the great global crisis that we face, environmental crisis. I believe that if you're serious about climate change,…

— Bernie Sanders

The climate crisis is the greatest challenge humanity has ever faced. From not only the warming of the earth with higher global temperatures, but…

— Al Gore

Climate change is not an environmental problem. It is a civilizational problem. Climate change is not just another issue. If it is not addressed…

— Ross Gelbspan

The solution to climate change is staring us in the face. It's energy policy. If we pursue a global clean-energy economy, we can cut…

— John F. Kerry

If you ask what you are going to do about global warming, the only rational answer is to change the way in which we…

— Barry Commoner

We have to face the reality of climate change. It is arguably the biggest threat we are facing today.

— William Hague

Our oil-based society depends on non-renewable resources. It requires relentless probing into vast reaches of pristine land, sacrificing vital bioregions, and irreplaceable cultures. The…

— Leonardo DiCaprio