Source Apportionments of PM2.5 in Japan Evaluated by Tracer Method on Regional Chemical Transport Model

摘要

Particulate matters with diameters less than 2.5 μm (PM2.5) is one of the concerning issue in environment. The effect of PM ranges from eye and respiratory irritation to cardiovascular disease, lung cancer and consequent premature deaths. Under the future perspective of OECD, the number of premature deaths associated with PM to increase from just 1 million worldwide in 2000 to over 3.5 million in 2050 on the baseline scenario (maintained the current trends and existing policies (OECD, 2012).