简介:Inrecentyears,Asiabecametheregionwiththehighestincreaseinrateofurbanizationandeconomicdevelopmentintheworld.AccordingtorecentestimatesfromtheUnitedNations,theworldpopulationwillincrease36%between2000and2030,leadingtoadoublingofthenumberofurbandwellersinlessdevelopedregions,likeAsia.Suchrapideconomicdevelopmenthasmanyassociatedenvironmentalproblems,includingdevelopmentofheavyaerosolpollutionoverAsia.Aerosolparticleshaveadirectradiativeforcingeffectonclimatebecausetheyscatterandabsorbsolarandinfrared