SavedAdd your journal

Journals / Atmospheric Pollution Research / 2017 / Cilt: 8 - Sayı: 3

Analysis of the TSP, PM10 concentrations and water-soluble ionic species in airborne samples over Sistan, Iran during the summer dusty period

Reza Dahmardeh Behrooz
Abbas Esmaili-Sari
Nader Bahramifar
D.G. Kaskaoutis
Pages
403–417
DOI
—
🏛️Bibliographic metadata and full text access for this article are provided via DergiPark.
DergiPark Record ↗
✨

AI Summary & Key Takeaways

AI Insight
⚡ TL;DR(Too Long; Didn't Read)

The dusty days (visibility < 2 km) are associated with intense winds (11.7 ms 1 on average) and large increase (~80e100%) in the concentrations of the crustal elements (e.g., Ca2þ, Mg2þ and Cl ) compared to the normal days, while the TSP and PM10 concentrations reach to 4496 mgm 3 and 1010.6 mgm 3, respectively.

📌 3 Key Takeaways

🎯
Objective & Hypothesis:The present study analyzes the total suspended particulates (TSP) and particulate matter less than 10 mm (PM10) concentrations along with the water-soluble ionic species (WSIS) in airborne dust samples collected in Zabol, located in the Sistan basin of southeast Iran.
📊
Key Findings & Data:Rather extreme TSP and PM10 mean concentrations of 1867.0 mg m 3 and 433.4 mg m 3 are found, while the WSIS contribute only 8.9% and 19.3% to the TSP and PM10 mass, respectively indicating large fraction of water-insoluble crustal ele-ments, carbonaceous aerosols and heavy metals that remained unexplored.
💡
Conclusion & Impact:The dusty days (visibility < 2 km) are associated with intense winds (11.7 ms 1 on average) and large increase (~80e100%) in the concentrations of the crustal elements (e.g., Ca2þ, Mg2þ and Cl ) compared to the normal days, while the TSP and PM10 concentrations reach to 4496 mgm 3 and 1010.6 mgm 3, respectively.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Domain Parameters

Özet

The present study analyzes the total suspended particulates (TSP) and particulate matter less than 10 mm (PM10) concentrations along with the water-soluble ionic species (WSIS) in airborne dust samples collected in Zabol, located in the Sistan basin of southeast Iran. Rather extreme TSP and PM10 mean concentrations of 1867.0 mg m 3 and 433.4 mg m 3 are found, while the WSIS contribute only 8.9% and 19.3% to the TSP and PM10 mass, respectively indicating large fraction of water-insoluble crustal ele-ments, carbonaceous aerosols and heavy metals that remained unexplored. Ca2þ is the most abundant ionic species contributing ~25 26% to the total WSIS mass, followed by NHþ, Kþ, and SO2 . Important fractions of Cl and Naþ (7e9% of the total WSIS mass) indicate the presence of saline dust storms over Sistan due to desiccation of the Hamoun lakes and uplift of evaporated minerals by the strong Levar (120-days) wind. High correlations between the WSIS suggest large possibility for formation of NaCl, (NH4)2SO4, MgSO4, K2SO4, CaSO4 and NH4NO3. The dusty days (visibility < 2 km) are associated with intense winds (11.7 ms 1 on average) and large increase (~80e100%) in the concentrations of the crustal elements (e.g., Ca2þ, Mg2þ and Cl ) compared to the normal days, while the TSP and PM10 concentrations reach to 4496 mgm 3 and 1010.6 mgm 3, respectively.

🔖

Cite This Article

Behrooz, R. D., Esmaili-Sari, A., Bahramifar, N., Kaskaoutis, D. (2017). Analysis of the TSP, PM10 concentrations and water-soluble ionic species in airborne samples over Sistan, Iran during the summer dusty period. Atmospheric Pollution Research, Cilt: 8 - Sayı: 3, 403–417. https://ajindex.com/articles/214879

📄 Full Text PDF Viewer

📄

PDF görüntüleyici hazırlanıyor...

References (3)

  1. Zhang, X.Y., Wang, Y.Q., Niu, T., Zhang, X.C., Gong, S.L., Zhang, Y.M., Sun, J.Y., 2012. Atmospheric aerosol compositions in China: spatial/temporal variability, chemical signature, regional haze distribution and comparisons with global aerosols. Atmos. Chem. Phys. 12, 779e799. Zarasvandi, A., Carranza, E.J.M., Moore, F., Rastmanesh, 2011. Spatio-temporal oc-currences and mineralogicalegeochemical characteristics of airborne dusts in Khuzestan province (Southwestern Iran). J. Geochem. Explor. 111, 138e151. Zallaghi, E., Shirmardi, M., Soleimani, Z., Goudarzi, G., Heidari-Farsani, M., 2015. Assessment of health impacts attributed to PM10 exposure during 2011 in Kermanshah City, Iran. J. Adv. Environ. Health Res. 2, 242e250. Yatkin, S., Bayram, A., 2007. Elemental composition and sources of particulate matter in the ambient air of a Metropolitan City. Atmos. Res. 85, 126e139. Whitney, J.W., 2006.
  2. Geology, Water, and Wind in the Lower Helmand Basin, Southern Afghanistan. U.S. Geological Survey Scientific Investigations Report 2006e5182. Watanabe, M., Yamasaki, A., Burioka, N., Kurai, J., Yoneda, K., Yoshida, A., Igishi, T., et al., 2011. Correlation between Asian dust storms and worsening asthma in western Japan. Allergol. Intern. 60, 267e275. Washington, R., Todd, M., Middleton, N.J., Goudie, A.S., 2003. Dust-Storm source areas determined by the Total Ozone Monitoring Spectrometer and surface observations. Ann. Assoc. Amer. Geogr. 93, 297e313. Wang, Y., Zhuang, G., Tang, A., Zhang, W., Sun, Y., Wang, Z., et al., 2007. The evo-lution of chemical components of aerosols at five monitoring sites of China during dust storms. Atmos. Environ. 41, 1091e1106. Wang, Y., Zhuang, G., Zhang, X., Huang, K., Xu, C., Tang, A., Chen, J., An, Z., 2006. The ion chemistry, seasonal cycle, and sources of PM2.5 and TSP aerosol in Shanghai. Atmos. Environ. 40, 2935e2952. Valenzuela, A., Olmo, F.J., Lyamani, H., Anton, M., Titos, G., Cazorla, A., Alados-Arboledas, L., 2015. Aerosol scattering and absorption Angstrom€ exponents as indicators of dust and dust-free days over Granada (Spain). Atmos. Res. 154, 1e13. USEPA, 2012. Particulate Matter. Available from: http://www.epa.gov/airquality/ particle/pollution/ (accessed 6/2012).
  3. Tiwari, S., Dumka, U.C., Kaskaoutis, D.G., Ram, K., Panicker, A.S., Srivastava, M.K., Tiwari, S., Attri, S.D., Soni, V.K., Pandey, A.K., 2016. Aerosol chemical charac-terization and role of carbonaceous aerosol on radiative effect over Varanasi in central In