Both candidates talk the talk on green issues but who can deliver?

Obama favours regulation to fight global warming, while McCain looks to the market "I speak to you tonight as a citizen of the world, because the outcome of this election will affect the future of the planet." The words are those of Al Gore, the greatest green president that America never had. He spoke them not during his own campaign for the White House in 2000 - he remained strangely silent then on climate despite his long-held convictions - but last month as he endorsed Barack Obama. "The next generation will look back on the decisions we make in November," he went on. "Were we to ignore the warnings of the scientists and look the other way as the polar ice cap melts before our eyes, our children might well ask: 'What were they thinking?'" Eight years on from his own race against George Bush, Gore has finally got the... [read full story]