BBC: The Nobel laureate and former US vice- president, Al Gore, has urged Americans to abandon electricity generated by fossil fuels within a decade. Mr Gore compared the scale of the challenge to that of putting a man on the moon in the 1960s. He said it did not make sense that the US was borrowing money from China to burn oil from the Middle East which then contributed to climate change. Critics say weaning the US off fossil fuels is not possible within a decade. …