In a surprise move that caught Europe's smug moralists and the environmental movement's noisy extremists flatfooted, the United States announced in Vientiane, Laos, last week that it was joining five other nations - China, India, Japan, South Korea and Australia -- in a new pact that offers a refreshing and effective alternative route to tackling the problem of climate change. While given short shrift by the puzzled media, this is a big deal, in many ways. First, it breaks the climate-change deadlock. This is the agreement that responsible scientists and public officials have been seeking since the failure of the...