The Evidence For Human-made Climate

The Forcings That Drive Long-term Climate Change Are Not Known With An Accuracy Sufficient To Define Future Climate Change.

In View Of The Immense Power Of Natural Weather And Climate Fluctuations And The Great Buffering Capacity Of The Earth, Especially The Ocean, It Is Easy To Be Skeptical About Whether Small Anthropogenic Changes Of Atmospheric Composition Can Have Important Practical Impacts.

The Last Time The World Was Three Degrees Warmer Than Today-which Is What We Expect Later This Century-sea Levels Were 25m Higher. So That Is What We Can Look Forward To If We Don't Act Soon.

We Are On The Precipice Of Climate System Tipping Points Beyond Which There Is No Redemption.

The Five Warmest Years Over The Last Century Occurred In The Last Eight Years.