Statements about climate trends must be based on, er, trends. Not individual events or occurrences. Weather is not climate, and anecdotes are not statistics.

Statements about climate trends must be based on, er, trends. Not individual events or occurrences. Weather is not climate, and anecdotes are not statistics.

Although not initially of his own choosing, Michael Mann has been the most important, resilient, and outspoken warrior in the climate battle--responding to threats and persecution with courage and resolve every step of the way. Anyone who cares about the climate issue must read his fascinating--and enraging--story.

I think that the world will continue trying to grapple with the climate problem, no matter who is U.S. president. But I think that, depending on who that president is, it can have a significant influence on the trajectory.

I think, domestically, one of the most interesting things that you would see under Presidenr Hillary Clinton is going to be the big energy infrastructure transition.

Globally, you're seeing a big, big trend towards large installations of renewable energies across the world. You are going to see huge installations of wind and solar in places like Africa. These things are going to happen no matter what. They're going to happen for largely non-policy free market reasons even in the United States.

Even if individual researchers are prone to falling in love with their own theories, the broader process of peer review and institutionalized skepticism are designed to ensure that, eventually, the best ideas prevail.