As the proud successor to the Pew Center on Global Climate Change, and recently named the world’s top environmental think tank, C2ES provides independent analysis and innovative solutions to the twin challenges of energy and climate change.

Science & Impacts

Global Warming Facts & Figures
Divided into five different sections, our recently updated Global Warming Facts & Figures explain the scientific evidence for human impacts on the climate system, specifically global warming. Learn More
Extreme Weather
With recent extreme weather events, many people are asking about the connection between single events and climate change. Our new extreme weather web page explains the connection between these events and climate change and explains how they teach us about our individual and societal vulnerabilities and the real costs of climate change. More on Extreme Weather
Science 101
Climate Change 101: Science and Impacts provides an overview of the most up-to-date scientific evidence and also explains the causes and projected impacts of climate change Learn More

Climate change poses an extraordinary challenge that demands immediate action. Human activity is a primary cause of the growth in emissions that results in global warming, and C2ES strives to increase awareness regarding the science and impacts of this critical problem. Read More

The scientific community has reached a strong consensus regarding the science of global climate change. The world is undoubtedly warming, and the warming is largely the result of emissions of carbon dioxide and other greenhouse gases from human activities. Read More