If you have 30 minutes to spare, watch Al Gore’s brand-new slideshow. He presents evidence that the pace of climate change may be even worse than scientists were recently predicting, and challenges us to act with a sense of "generational mission" – the kind of feeling that brought forth the civil rights movement – to set it right.

The size of bets traders are making that there will be a further decline in bank share prices has continued to grow this month, suggesting they do not believe the worst is over in the sub-prime crisis.

Google-backed solar startup picks up steam, raises $130 million.

The perils of overestimating emerging markets: "But the history of emerging markets is littered with crises as economies have overheated," says The Economist.

On Treasury Secretary Paulson’s new regulatory scheme for the nation’s stricken financial markets: "As the press has noted, the plan would consolidate our myriad and overlapping regulators into fewer, bigger ones," says James Surowiecki at The New Yorker magazine. "But the most interesting thing about it is something subtler: a push to move from our current system of regulation — often known as “rules-based”— toward a “principles-based” approach."