Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Bo Zheng"'
Observed decade-long improvement of combustion efficiency in the Yangtze River Delta region in China
Autor:
Jiarui Zhao, Huilin Chen, Ximeng Qi, Xuguang Chi, Mengwei Jia, Fei Jiang, Sheng Zhong, Bo Zheng, Aijun Ding
Publikováno v:
Environmental Research Letters, Vol 19, Iss 7, p 074001 (2024)
The ΔCO/ΔCO _2 ratio is a good indicator of the combustion efficiency of carbon-containing fuels, and can be useful to assess the combustion efficiency on a regional scale. In this study, we analyzed in-situ observations of CO _2 and CO concentrati
Externí odkaz:
https://doaj.org/article/46377266dc284ace94bfe0b5f1794239
Autor:
Cuihong Chen, Ruochong Xu, Dan Tong, Xinying Qin, Jing Cheng, Jun Liu, Bo Zheng, Liu Yan, Qiang Zhang
Publikováno v:
Environmental Research Letters, Vol 17, Iss 4, p 044007 (2022)
Global industrialization and urbanization processes enabled a diverse cement production boom over the past three decades, as cement is the most important building construction material. Consequently, the cement industry is the second-largest industri
Externí odkaz:
https://doaj.org/article/01674969eb5345fbbca50ec4db0f67c9
Publikováno v:
Environmental Research Letters, Vol 16, Iss 8, p 084056 (2021)
Emissions in many sources are estimated in municipal district totals and spatially disaggregated onto grid cells using empirically selected spatial proxies such as population density, which might introduce biases, especially in fine spatial scale. Ef
Externí odkaz:
https://doaj.org/article/0d8252509917492da8e5f4302c8a4e4e
Publikováno v:
Environmental Research Letters, Vol 16, Iss 12, p 124036 (2021)
Non-methane volatile organic compounds (NMVOC) are important precursors of ozone and secondary organic aerosols in PM _2.5 (particulate matter with aerodynamic diameters smaller than 2.5 μ m), both of which cause severe climate, ecosystem, and human
Externí odkaz:
https://doaj.org/article/9c916c08784e47c7a95336c8b03e4b6a
Publikováno v:
Environmental Research Letters, Vol 16, Iss 12, p 124069 (2021)
China’s nationwide monitoring network initiated in 2013 has witnessed continuous increases of urban summertime surface ozone to 2019 by about 5% year ^−1 , among the fastest ozone trends in the recent decade reported in the Tropospheric ozone ass
Externí odkaz:
https://doaj.org/article/5563debada2e44ec83c69f4582065d4b
Autor:
Yongxian Su, Yilong Wang, Bo Zheng, Philippe Ciais, Jianping Wu, Xiuzhi Chen, Yang Wang, Changjian Wang, Yuyao Ye, Qian Li, Chaoqun Zhang, Hongou Zhang, Guangqing Huang, Ningsheng Huang, Raffaele Lafortezza
Publikováno v:
Environmental Research Letters, Vol 15, Iss 7, p 074020 (2020)
Lack of either spatial or temporal coverage in city-level carbon emissions analysis might curb our understanding of historical drivers and make future forecasting uncertain. To fill these gaps, we analyzed time-series energy-related industrial carbon
Externí odkaz:
https://doaj.org/article/3b6366608cf64ef78f5a866c2ec9d810
Autor:
Ruili Wu, Fei Liu, Dan Tong, Yixuan Zheng, Yu Lei, Chaopeng Hong, Meng Li, Jun Liu, Bo Zheng, Yu Bo, Xiaoting Chen, Xin Li, Qiang Zhang
Publikováno v:
Environmental Research Letters, Vol 14, Iss 9, p 094016 (2019)
Coal-fired power plants (CPPs) dominate China’s energy supply systems. Over the past two decades, the explosive growth of CPPs has led to negative air quality and health impacts in China, and a series of control policies have been implemented to al
Externí odkaz:
https://doaj.org/article/a914d9a0b2a24ee48ee32c3bb321056d
Autor:
Bo Zheng, Frederic Chevallier, Philippe Ciais, Yi Yin, Merritt N Deeter, Helen M Worden, Yilong Wang, Qiang Zhang, Kebin He
Publikováno v:
Environmental Research Letters, Vol 13, Iss 4, p 044007 (2018)
Measurements of Pollution in the Troposphere (MOPITT) satellite and ground-based carbon monoxide (CO) measurements both suggest a widespread downward trend in CO concentrations over East Asia during the period 2005–2016. This negative trend is inco
Externí odkaz:
https://doaj.org/article/e16bb7fe44934fc5b67e04626b251234
Autor:
Fei Liu, Qiang Zhang, Ronald J van der A, Bo Zheng, Dan Tong, Liu Yan, Yixuan Zheng, Kebin He
Publikováno v:
Environmental Research Letters, Vol 11, Iss 11, p 114002 (2016)
Tropospheric nitrogen dioxide (NO _2 ) column densities detected from space are widely used to infer trends in terrestrial nitrogen oxide (NO _x ) emissions. We study changes in NO _2 column densities using the Ozone Monitoring Instrument (OMI) over
Externí odkaz:
https://doaj.org/article/b6cac8a9e374408bab281e40f8922a06
Autor:
Xujia Jiang, Chaopeng Hong, Yixuan Zheng, Bo Zheng, Dabo Guan, Andy Gouldson, Qiang Zhang, Kebin He
Publikováno v:
Environmental Research Letters, Vol 10, Iss 10, p 104006 (2015)
Following a series of extreme air pollution events, the Chinese government released the Air Pollution Prevention and Control Action Plan in 2013 (China’s State Council 2013). The Action Plan sets clear goals for key regions (i.e. cities above the p
Externí odkaz:
https://doaj.org/article/1bc9630a8337418db9359d7a6bc1a4b6