Although I have a variety of obligations, the climate crisis is my central concern.

To use a Southern euphemism, our space program has been snake-bit.

I think George W. Bush has a warm, engaging personality. But, you know, the presidency is more than just a popularity contest.

There are people who say, "God is in complete control of everything that happens, and if the Earth is getting warmer, then maybe God intends that." Well, no. God intends for us to take responsibility for how we treat God's creation, and if we choose to use the thin shell of atmosphere surrounding our planet as an open sewer for 110-million tons of global-warming pollution every day, the consequences are attributable to us. And if you are a believer, as I am, I think God intends for us to open our eyes and take responsibility for the moral consequences of our actions.

When people flirt with despair about the future, they are less likely to take the actions necessary to safeguard it, focusing instead on the short-term.

As many know, the Chinese expression for "crisis" consists of two characters side by side. The first is the symbol for "danger," the second the symbol for "opportunity."

The ten hottest years in the atmospheric record, going back only 160 years, have been in the last eleven years.