10 ways to beat air pollution: how effective are they?

From particle-zapping bus stops to compact ‘smart’ air filters, we examine the methods that tackle the symptoms of air pollutionTackling the causes of air pollution has been on of the themes of our special focus this week, The Air We Breathe. But in the short term, what about the symptoms? We examined some of the most common solutions to see if the claims they make are anything more than hot air. Continue reading...