New Scientist: DOOM-MONGERS of the climate variety might want to look away now – we apparently have more time to save the planet. A recent study published in Nature Geoscience suggests it will warm more slowly than feared, perhaps buying an extra decade for action. There are other reasons to be cheerful. The International Energy Agency (IEA) has just said nations can get back on track to keep warming below 2 °C at no net economic cost. President Obama is talking tough on emissions and the US and China, the biggest…