Blue and Green: As revealed in yesterdays Sunday Herald the number of people being killed of by air pollution every year in Scotland may be nearly twice what was previously thought. The UK Government has admitted that up to a staggering 52,500 people across the UK are dying early from air pollution each year. Friends of the Earth Scotland estimate that this could mean more than 3,500 total early deaths from air pollution in Scotland every year. Previously, only the official death toll from fine particles (PM2.5)...