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Long-term trend of surface ozone at a regional background station in eastern China 1991–2006 : enhanced variability
Information about the long-term trends of sur- face and tropospheric ozone is important for assessing the impact of ozone on human health, vegetation, and climate. Long-term measurements from EastExpand
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Characteristics of atmospheric ammonia over Beijing, China
Abstract. Continuous measurements of atmospheric ammonia (NH 3 ) were conducted using Ogawa passive samplers from February 2008 to July 2010 at an urban site and from January 2007 to July 2010 at aExpand
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Characteristics of pollutants and their correlation to meteorological conditions at a suburban site in the North China Plain
Abstract. North China Plain (NCP) is one of the most densely populated regions in China and has experienced enormous economic growth in the past decades. Its regional trace gas pollution has alsoExpand
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VOC reactivity and its effect on ozone production during the HaChi summer campaign
Abstract. Measurements of ozone and its precursors conducted within the HaChi (Haze in China) project in summer 2009 were analyzed to characterize volatile organic compounds (VOCs) and their effectsExpand
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SO 2 noontime-peak phenomenon in the North China Plain
Abstract. A phenomenon of frequent noontime SO2 concentration peaks was discovered in a detailed analysis of the SO2 concentrations in the North China Plain (NCP). The possible causes and theirExpand
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Model elucidating the sources and formation mechanisms of severe haze pollution over Northeast mega-city cluster in China.
Recent studies on regional haze pollution over China come up in general with strong variability of main causes of heavy polluted episodes, in linkage with local specificities, sources and pollutionExpand
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Improvement of the Real-time PM2.5 Forecast over the Beijing-Tianjin-Hebei Region using an Optimal Interpolation Data Assimilation Method
A routine air quality data assimilation (DA) system was established at the China National Environmental Monitoring Center (CNEMC) based on the optimal interpolation (OI) method. The surfaceExpand
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Modeling study of source contributions and emergency control effects during a severe haze episode over the Beijing-Tianjin-Hebei area
In February 2014, the Beijing-Tianjin-Hebei (BTH) area experienced a weeklong episode of heavy haze pollution. Cities such as Beijing (BJ) and Shijiazhuang (SJZ) issued heavy pollution alerts for theExpand
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How scholars and the public perceive a “low carbon city” in China
China is actively promoting low-carbon city development. Understanding the perception of a low-carbon city by the entire society is vital for effective policy implementation. However, the essence ofExpand
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Impact of Pollutant Transport on the Air Quality of Shanghai in 2007
Pollutant transport has a significant impact on the air quality of Shanghai. To quantify this impact, we comprehensively analyze the characteristics and formation mechanisms of air pollution inExpand
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