Results 11 to 20 of about 13,044,612 (297)

Evaluation of Extinction Effect of PM_2.5 and Its Chemical Components during Heating Period in an Urban Area in Beijing–Tianjin–Hebei Region

Atmosphere, 2022
PM2.5 pollution and visibility impairment has attracted wild public attention in urban China during the past decade. Field observation was carried out in Tianjin, China, during heating (HP) and non-heating periods (NHP).
Qi Zhang, Long Qin, Yang Zhou, Shiguo Jia, Liying Yao, Zhiyang Zhang, Lina Zhang   +6 more
doaj   +1 more source

A Two-Stage Hybrid Model for Determining the Scopes and Priorities of Joint Air Pollution Control

, 2023
Due to the spillover nature of air pollution, the territorial separate governance mode is ineffective in combating pollution, making Joint Prevention and Control of Air Pollution (JPCAP) among multiple regions the only viable option. However, determining
Hongru Yi, Luping Chen, Pingle Yang, Laijun Zhao   +3 more
core   +1 more source

Non-negligible contributions to human health from increased household air pollution exposure during the COVID-19 lockdown in China

Environment International, 2022
Background: Ambient and household air pollution are found to lead to premature deaths from all-cause or cause-specific death. The national lockdown measures in China during COVID-19 were found to lead to abrupt changes in ambient surface air quality, but
Yuqiang Zhang, Bin Zhao, Yueqi Jiang, Jia Xing, Shovan K. Sahu, Haotian Zheng, Dian Ding, Suzhen Cao, Licong Han, Cong Yan, Xiaoli Duan, Jingnan Hu, Shuxiao Wang, Jiming Hao   +13 more
doaj   +1 more source

Identification of organic pollutants in city atmospheres

Clean Air Journal, 1973
A suitable gas chromatophic analytical technique is described for the characterization of organic components in air samples from traffic dense areas. The method employs a chromosorb 102 cold trap to collect and concetrate samples and a 30 metre SCOT DC ...
C.W Louw, J.F Richards
doaj   +1 more source

Estimation and Prediction of Industrial VOC Emissions in Hebei Province, China

Atmosphere, 2021
The study of industrial volatile organic compound (VOC) emission inventories is essential for identifying VOC emission levels and distribution. This paper established an industrial VOC emission inventory in 2015 for Hebei Province and completed an ...
Xiurui Guo, Yaqian Shen, Wenwen Liu, Dongsheng Chen, Junfang Liu   +4 more
doaj   +1 more source

Characteristics and Source Apportionment of PM_2.5 and O₃ during Winter of 2013 and 2018 in Beijing

Atmosphere, 2020
Beijing, the capital city of China, has achieved remarkable progress in terms of an improvement in air quality under strict control policies in the past 10 years from various sources.
Yisheng Zhong, Xiaoqi Wang, Shuiyuan Cheng   +2 more
doaj   +1 more source

Evaluation of environmental impact and GHG emission with energy system modeling combined with LCA in building sector: A review [PDF]

E3S Web of Conferences, 2023
Entering the 21st century, building energy consumption ranks first in total energy consumption, environmental pollution is increasing, and the construction sector has become the main energy source.
Kaghembega Wendkuuni Steve-Harold, Chen Sha, Tchewafei Abide, Jiang Kejun, Yingying Liu   +4 more
doaj   +1 more source

Impact of Sea Breeze Circulation on the Transport of Ship Emissions in Tangshan Port, China

Atmosphere, 2019
A sea breeze is a local circulation that occurs in coastal regions from the poles to the equator. The adverse influence of ship emissions on air quality in coastal areas may be aggravated by the onshore flow of sea breeze circulation.
Fang Shang, Dongsheng Chen, Xiurui Guo, Jianlei Lang, Ying Zhou, Yue Li, Xinyi Fu   +6 more
doaj   +1 more source

Tuning the selectivity of nitrobenzene hydrogenation over Pd/CeO2 catalysts for azoxybenzene synthesis under solvent-free conditions

Catalysis Communications, 2023
Precise control of selectivity in nitrobenzene hydrogenation is a long-standing challenge, especially under solvent-free conditions. The PdOx is the key species for enhancing H2 dissociation and nitrobenzene conversion.
Jiaben Wang, Yang Yang, Feiyi Zhou, Jun Qian, Xutao Wang, Qi Xin, Zhesheng Hua, Xueke Zhou, Xiao Zhang, Hao Song, Chenghang Zheng, Xiang Gao   +11 more
doaj   +1 more source

Ultra-high-resolution mapping of ambient fine particulate matter to estimate human exposure in Beijing

Communications Earth & Environment, 2023
With the decreasing regional-transported levels, the health risk assessment derived from fine particulate matter (PM2.5) has become insufficient to reflect the contribution of local source heterogeneity to the exposure differences.
Yongyue Wang, Qiwei Li, Zhenyu Luo, Junchao Zhao, Zhaofeng Lv, Qiuju Deng, Jing Liu, Majid Ezzati, Jill Baumgartner, Huan Liu, Kebin He   +10 more
doaj   +1 more source