Zobrazeno 1 - 10
of 1 553
pro vyhledávání: '"Receptor model"'
Publikováno v:
Frontiers in Public Health, Vol 12 (2024)
Rapid urbanization a major factor affecting heavy metal contamination on suburban agricultural soils. In order to assess the dynamic contamination of heavy metals in soil from agricultural land bordering a rapidly urbanizing area and the transfer of
Externí odkaz:
https://doaj.org/article/26fe4f7245184e1e8b34b74b56e1c154
Publikováno v:
Advances in Environmental Technology, Vol 9, Iss 3, Pp 242-257 (2023)
Pollution from atmospheric particulates is a severe environmental problem of universal concern. Fine and ultra-fine particulates harbour the ability to enter the bloodstream and carry with them trace metals like copper, cadmium, iron, lead, and zinc
Externí odkaz:
https://doaj.org/article/ae18ea4a229946b8be217b7d2098fe12
Publikováno v:
Toxics, Vol 12, Iss 6, p 382 (2024)
Current source apportionment models have successfully identified emission sources and quantified their contributions. However, when being utilized for heavy metal source apportion in soil, their accuracy needs to be improved, regarding migration patt
Externí odkaz:
https://doaj.org/article/9c384257cb2c478a8416ee721a1574a7
Publikováno v:
Atmosphere, Vol 15, Iss 4, p 477 (2024)
Hybrid receptor models overestimate the contribution of background areas (no specific emission sources), like the Yellow Sea in Korea. This study aimed to improve model performances using Advanced Concentration Emission and Retention Time Weighted Tr
Externí odkaz:
https://doaj.org/article/9f1794a8ff1c44d080d640ae9ab757f2
Autor:
Yifeng Zhang, William Shotyk, Rick Pelletier, Claudio Zaccone, Tommy Noernberg, Gillian Mullan-Boudreau, Jonathan W. Martin
Publikováno v:
Environment International, Vol 182, Iss , Pp 108335- (2023)
Atmospheric deposition of polycyclic aromatic hydrocarbons (PAHs) has increased in northern Alberta, Canada, due to industrial development in the Athabasca oil sands region (AOSR). However, the sources, summertime deposition fluxes and associated spa
Externí odkaz:
https://doaj.org/article/5d23e65f70494bfbb0ae112a34ece0ce
Publikováno v:
Frontiers in Public Health, Vol 11 (2023)
BackgroundAccelerated modern industrial processes, extensive use of pesticides and fertilizers and remaining issues of wastewater irrigation have led to an increasingly severe composite pollution of heavy metals in arable land. Soil contamination can
Externí odkaz:
https://doaj.org/article/b1c80f97e5a442edbd2f2e290570cb22
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 50, Iss 2, Pp 160-170 (2023)
Contaminants in groundwater can spread downstream, causing risks to receptors along the path. The risk assessment of our current site groundwater contamination focuses mainly on human health risks. It rarely considers integrated risks of groundwater
Externí odkaz:
https://doaj.org/article/f45ff69e5e064e3dbe0c103b10a6b267
Autor:
Emmanuel O. Adara, Roger B. Sidje
Publikováno v:
Northeast Journal of Complex Systems, Vol 5, Iss 1 (2023)
Among numerical techniques used to facilitate the analysis of biochemical reactions, we can use the method of moments to directly approximate statistics such as the mean numbers of molecules. The method is computationally viable in time and memory, c
Externí odkaz:
https://doaj.org/article/c72f4fe97bbb48f6ad9973e2f6cd87d7
Publikováno v:
Heliyon, Vol 9, Iss 8, Pp e18858- (2023)
Heavy metals (HMs) are the toxic pollutants in urban environment, and their sources are complex. Dust might be a good carrier of HMs into ecosystem and human. In this study, 48 dust samples were collected in Nanjing, an industrial city and transporta
Externí odkaz:
https://doaj.org/article/f40686176b2643f28943f135ae787882
Publikováno v:
Atmosphere, Vol 14, Iss 11, p 1639 (2023)
During the “Parade Blue” period in 2015, Beijing and its surrounding areas implemented mandatory temporary source control strategies, which provided experimental conditions for studying the effects of source emission control measures on the sourc
Externí odkaz:
https://doaj.org/article/60eaf27653f8474a9abe063477cbda9d