Despite the widely accepted scientific consensus that climate change is a real and human-caused phenomenon, polls have revealed that many Americans believe there is significant disagreement among scientists. On the other hand, Europeans and Japanese are more certain about the issue. In her article, Sharon Begley explains how well-funded contrarians and think tanks have spread a “paralyzing fog of doubt” to cloud the reality of global warming. Begley’s piece highlights the ongoing efforts of climate change deniers and contrasts this with the widespread agreement among global scientific organizations regarding the pressing need to address climate change.