Spatial and seasonal variations of atmospheric BTEX, sulfur dioxide, nitrogen dioxide, and ozone concentrations in Istanbul, and health risk assessment of BTEX

2019 ◽  
Vol 20 (2) ◽  
pp. 149-161 ◽  
Author(s):  
Özgen Ercan ◽  
Faruk Dinçer ◽  
Özcan Ceylan
2019 ◽  
Vol 19 (9) ◽  
pp. 2083-2092 ◽  
Author(s):  
Yue Wu ◽  
Beibei Lu ◽  
Xinlei Zhu ◽  
Aihong Wang ◽  
Meng Yang ◽  
...  

2020 ◽  
Vol 8 (6) ◽  
pp. 252-258
Author(s):  
Suwari ◽  
Herry Zadrak Kotta ◽  
Paulus Bhuja

Nitrogen dioxide (NO2) is one of the main pollutants that affecting the quality of life and human health. Mostly, the effects of NO2 exposure depending on concentration, duration of exposure and anthropometric variables. This study aimed to analyzing the NO2 concentration of ambient air and to assessing human health risks in real time and lifetime exposure. To achieve that goal, air samples were taken at four strategic locations in Kupang City, in which were represented by industrial, roadside, residential, and office areas. The Griess Saltzman method was used for sampling and analysis of NO2 levels. Totally, there were 48 air samples had been analyzed for NO2 levels. The detected NO2 concentration showed a trend varied between sampling locations. Overall, NO2 levels measured still met ambient air quality standards. Human health risk assessment was carried out by determining the intake (I) and Risk Quotient (RQs) in four groups of individuals exposed to NO2. The results shown that the RQs for real time and lifetime exposures were both less than 1.0, in which implying a non-carcinogenic risk of NO2 exposure in the study area. The results Health risk assessment also indicating that potential non-carcinogenic risks occur when NO2 exposure is more than 39 years.  


Author(s):  
Jenjira Bangroy ◽  
Rungruang Janta ◽  
Jenjira Kaewrat ◽  
Chuthamat Rattikansukha ◽  
Surasak Sichum

2013 ◽  
Vol 295-298 ◽  
pp. 617-621
Author(s):  
Jian Wu Shi ◽  
Xin Yu Han ◽  
Tao Sheng ◽  
Zhi Peng Bai ◽  
Ping Ning

PM10 samples were collected at five sampling sites in city center of Shenyang from April 2008 to January 2009. The ambient concentrations of 17 selected polycyclic aromatic hydrocarbons (PAHs) in PM10 were quantified. Spatial and seasonal variations of PAHs were characterized. Based on its BaP and BaP equivalent concentration (BaPeq), the health risk of PAHs in Shenyang was assessed.


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