This work evaluates the influence of energy consumption on the future air quality in Beijing,using 2000 as the base year and 2008 as the target year.It establishes the emission inventory of primary PM_(10),SO_(2) and ...This work evaluates the influence of energy consumption on the future air quality in Beijing,using 2000 as the base year and 2008 as the target year.It establishes the emission inventory of primary PM_(10),SO_(2) and NO_(x) related to energy utilization in eight areas of Beijing.The air quality model was adopted to simulate the temporal and spatial distribution of each pollutant concentration in the eight urban areas.Their emission,concentration distribution,and sectoral share responsibility rate were analyzed,and air quality in 2008 was predicted.The industrial sector contributed above 40% of primary PM_(10) and SO_(2) resulting from energy consumption,while vehicles accounted for about 65% of NO_(x).According to the current policy and development trend,air quality in the eight urban areas could become better in 2008 when the average concentrations of primary PM_(10),SO_(2) and NO_(2) related to energy utilization at each monitored site are predicted to be about 25,50 and 51μg/m^(3),respectively.展开更多
Russia and the United States reach a nuclear arms reduction agreement, but strategic differences remain July 6 to 8 was an important three days for U.S.-Russia relations, during which U.S. President Barack Obama visit...Russia and the United States reach a nuclear arms reduction agreement, but strategic differences remain July 6 to 8 was an important three days for U.S.-Russia relations, during which U.S. President Barack Obama visited Russia for the first time.展开更多
基金This work was supported by the Foundation of the World Bank and Global Environment Facility(Grant No.60K04772).
文摘This work evaluates the influence of energy consumption on the future air quality in Beijing,using 2000 as the base year and 2008 as the target year.It establishes the emission inventory of primary PM_(10),SO_(2) and NO_(x) related to energy utilization in eight areas of Beijing.The air quality model was adopted to simulate the temporal and spatial distribution of each pollutant concentration in the eight urban areas.Their emission,concentration distribution,and sectoral share responsibility rate were analyzed,and air quality in 2008 was predicted.The industrial sector contributed above 40% of primary PM_(10) and SO_(2) resulting from energy consumption,while vehicles accounted for about 65% of NO_(x).According to the current policy and development trend,air quality in the eight urban areas could become better in 2008 when the average concentrations of primary PM_(10),SO_(2) and NO_(2) related to energy utilization at each monitored site are predicted to be about 25,50 and 51μg/m^(3),respectively.
文摘Russia and the United States reach a nuclear arms reduction agreement, but strategic differences remain July 6 to 8 was an important three days for U.S.-Russia relations, during which U.S. President Barack Obama visited Russia for the first time.
