Read the full story in the Washington Post.
The Fourth National Climate Assessment — the work of 13 federal agencies and more than 350 scientists, including me — is clear: The Earth is warming faster than at any time in human history, and we’re the ones causing it. Climate change is already affecting people, and the more carbon we produce, the more dangerous the effects over the coming century. Nevertheless, many people continue to believe and propagate some misleading myths. Here are the five I hear most frequently.