Hangover Lingers From Copenhagen Climate Mosh Pit: Eric Pooley Imagine that a Department of Motor Vehicles office joined forces with an Alitalia ticket counter and set out to save the world. That’s what the United Nations climate conference in Copenhagen was like -- a bureaucratic mosh pit of confusion, rumor, bad food and daylong lines leading to a toothless accord.

Climategate Proves Sunlight Best Reply to Skeptics: Eric Pooley The shouting match known as Climategate, which erupted after damaging e-mails were hacked from the server of a British climate research center, has been dominated by wishful thinking on both sides.

Obama Needs China to Help Him Run Great Green Race: Eric Pooley It was a happy accident that Barack Obama found himself in Beijing on the day the U.S. Senate kicked climate change legislation into the spring. Obama needs Chinese President Hu Jintao’s help to break the U.S. stalemate over global warming. And until Washington acts, there’s scant chance for a binding international agreement to reduce greenhouse gases.

Freakonomics Guys Flunk Science of Climate Change: Eric Pooley Steven D. Levitt and Stephen J. Dubner are so good at tweaking conventional wisdom that their first book, “Freakonomics,” sold 4 million copies. So when Dubner, an old friend, told me their new book would take on climate change, I was rooting for a breakthrough idea.

Natural Gas ‘Widow Maker’ Seduces Unwary Investors: Eric Pooley Investing in clean energy was easy when my wind-and-solar fund was handing out 40 percent returns. But after it went into the toilet last year, I started looking for other ways to combine profit and virtue.

Exxon Works Up New Recipe for Frying the Planet: Eric Pooley Exxon Mobil Corp. is trying to put one over on you.

Why Warren Buffett Is Wrong About Cap and Trade: Eric Pooley Warren Buffett carries plenty of weight in any debate -- even when he gets it wrong.

Man Up, Climate Skeptics, or Miss Out on the Money: Eric Pooley So you still think global warming is bunk? An eco-Nazi plot to jack up your taxes and control the energy supply?

‘Kill Bill’ Climate Strategy Plays Like Old Movie: Eric Pooley At two of the most powerful business lobbies in America, the men in charge must be watching too many Quentin Tarantino movies.