Guardian: The last 12 months have been the coolest since 2000, according to an analysis by Nasa’s Goddard Institute for Space Studies. The meteorological year – which runs from December 2007 to November 2008 – was 0.42C warmer than the global average temperature between 1951 and 1980. Nasa’s calculations agree closely with a similar analysis by the UK Met Office which was released officially this morning, but reported by the Guardian earlier this month. According to Met Office figures for the …