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 the Pew Center strives to increase awareness regarding the science and impacts of this critical problem.
The issue of climate change has received so much attention in recent years that it has become difficult for interested citizens and policymakers to separate facts from fiction. Climate change is one of the most cutting edge research fields in modern science, but the field has existed for more than a century and much knowledge has been established with high certainty and confidence. This brief clears up some of the most common misconceptions about the science of climate change.