AFP (Dec. 20, 2015) Bulgaria's capital Sofia, a city of about 1.3 million people, is the European capital with the most polluted air, data by the European Environment Agency shows. The air pollution, blamed in part on ...
watch video
Reuters (Oct. 21, 2013) Sao Paulo, host city of the first World Cup soccer match next year, has a major pollution problem. A recent study says air pollution in the southern Brazilian city causes three times more deaths than ...
watch video