Results 1 to 10 of about 505,265 (120)

Assessing limitation factors and thresholds for macroinvertebrate communities in response to land use gradients [PDF]

E3S Web of Conferences, 2021
Transformations of land use from natural to anthropic type have been recognized as a significant trigger which degenerate the aquatic ecological quality seriously.
Ding Sen, Li Feilong, Lin Jianing, Zhang Yuan, Jia Xiaobo   +4 more
doaj   +1 more source

Distribution, health risk assessment, and water quality criteria of phthalate esters in Poyang Lake, China

Environmental Sciences Europe, 2023
Although China has been the main manufacturer and consumer of phthalate esters (PAEs), human health ambient water quality criteria (AWQCs) have not been proposed for these chemicals.
Shunhao Ai, Xiaonan Wang, Xiangyun Gao, Qianyun Xu, Ji Li, Zhengtao Liu   +5 more
doaj   +1 more source

eDNA metabarcoding as a promising conservation tool to monitor fish diversity in Beijing water systems compared with ground cages

Scientific Reports, 2022
Fish diversity, an important indicator of the health of aquatic ecosystems, is declining sharply due to water pollution, overfishing, climate change, and species invasion.
Mei Shen, Nengwen Xiao, Ziyi Zhao, Ningning Guo, Zunlan Luo, Guang Sun, Junsheng Li   +6 more
doaj   +1 more source

Enhanced phenol removal by permanganate with biogas residue biochar: catalytic role of in-situ formation of manganese dioxide and activation of biochar

Biochar, 2023
Increased biogas residue related to the rapid development of anaerobic fermentation has become an urgent environmental problem. The pyrolysis of biogas residue into biochar is one of the most promising treatments.
Dongyang Li, Yi Xiao, Beidou Xi, Tiancheng Gong, Ting Zhang, Nannan Huang, Wenxuan Li, Tianxue Yang   +7 more
doaj   +1 more source

Research advances on the influence of typical geochemical and hydrogeological characteristics on the natural attenuation of pollutants

地质科技通报, 2023
As an effective risk prevention and control tool for contaminated sites, Monitoring Natural Attenuation (MNA) has been applied worldwide. The core of this technology is to determine the ability and efficiency of pollutant attenuation, which are ...
Meng Zhao, Yonghai Jiang, Fan Feng, Yongfeng Jia, Xinying Lian, Changjian Shang, Yongge Zang   +6 more
doaj   +1 more source

Development and evaluation of a Planktonic Integrity Index (PII) for Jingpo Lake, China

Journal of Limnology, 2019
A Planktonic Integrity Index (PII) for the China’s largest alpine barrier lake (Jingpo Lake) was developed to assess the water quality of Jingpo Lake by using phytoplankton and zooplankton metrics.
Xing Wang, Yan Liu, Xueyan Yin, Xingru Zhao, Rui Guo, Binghui Zheng   +5 more
doaj   +1 more source

Exploring HONO production from particulate nitrate photolysis in representative regions of China: characteristics, influencing factors, and environmental implications [PDF]

Atmospheric Chemistry and Physics
The production mechanism of atmospheric nitrous acid (HONO), an important precursor of the hydroxyl radical (OH), remains controversial. Few studies have explored the effects of particulate nitrate photolysis on HONO sources under different environment ...
B. Li, J. Gao, C. Chen, L. Wen, Y. Zhang, J. Li, Y. Zhang, X. Du, K. Zhang, J. Wang   +9 more
doaj   +1 more source

Distribution and Characterization of Typical Antibiotics in Water Bodies of the Yellow River Estuary and Their Ecological Risks

Toxics, 2023
A total of 34 antibiotics from five major classes of antibiotics, including macrolides, sulfonamides, quinolones, tetracyclines and chloramphenicol, were considered as contaminants, considering the Yellow River Estuary as the study area. The distribution,
Jindong Wang, Zhenfei Yan, Yu Qiao, Daqing Liu, Chenglian Feng, Yingchen Bai   +5 more
doaj   +1 more source

Study on Ecological Security Evaluation Index System of the Yellow River Basin [PDF]

E3S Web of Conferences, 2023
As an important energy base and ecological barrier in China, the ecological security of the Yellow River Basin has a very important strategic position in the pattern of high-quality development, but it is threatened by human activities and climate change.
Tian Yuxin, Tian Meirong, Feng Chaoyang, Niu Xitong, Liu Mengfei   +4 more
doaj   +1 more source

Chemical Compositions and Source Analysis of PM2.5 during Autumn and Winter in a Heavily Polluted City in China

Atmosphere, 2020
As one of the biggest cities in North China, Jinan has been suffering heavy air pollution in recent decades. To better characterize the ambient particulate matter in Jinan during heavy pollution periods, we collected daily PM2.5 (particulate matter with ...
Shasha Tian, Yingying Liu, Jing Wang, Jian Wang, Lujian Hou, Bo Lv, Xinhua Wang, Xueyan Zhao, Wen Yang, Chunmei Geng, Bin Han, Zhipeng Bai   +11 more
doaj   +1 more source