The 700 page report (how many forests is that one wonders) was commissioned by the Chancellor Gordon Brown and is authored by the distinguised economist Sir Nicholas Stern. He was previously a senior official with the World Bank.
The report refutes Bush's arguments about the cost to the US economy of implementing cuts in greenhouse gases. A new Kyoto treaty to cut emmissions even further needs to be signed next year, not after Bush has left office. Big money - around $350 billion - needs to be spent globally on measures in the short term. Failure could cost the global economy over $6.6 trillion.