The obvious reductio ad absurdum is Holocaust deniers: Should their perspective be provided, for "balance," any time someone writes about the Holocaust?

The Obama administration kind of shows how you can use diplomacy to bring the most important countries together and get the whole world on board.

One of the reasons the United States has actually been reducing its emissions in recent years is actually that there's been a boom in natural gas. It's displacing coal. It emits less carbon dioxide when you burn it. This is not really an Obama policy. It's just something that happened because of technology and the free market.

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.

We apply fight-or-flight reflexes not only to predators, but to data itself.

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

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.