Global Warming?

Lexington: Farmers v greens The Economist: "Yet as the debate has intensified, the number of American voters who believe there is “solid evidence” that the earth is warming has actually fallen, from 77% in 2007 to 57% today, according to the Pew Research Centre. Few voters understand the science. Many are perhaps influenced by the perceived trustworthiness of the people they hear calling for action, the loudest of whom are politicians. Al Gore may be universally admired in Europe, but in America he remains a divisive figure."