Publications :
PEER-REVIEWED PUBLICATIONS
1. Dey, S., Sarkar, S., 2024. Compositional and optical characteristics of aqueous brown carbon and HULIS in the eastern Indo-Gangetic Plain using a coupled EEM PARAFAC, FT-IR and 1H NMR approach. Science of The Total Environment 921, 171084.
2. Rana, A., Sarkar, S., 2024. The role of nitroaromatic compounds (NACs) in constraining BrC absorption in the eastern Indo-Gangetic Plain (IGP). Science of The Total Environment 917, 170523.
3. Sharma, B., Mao, J., Jia, S., Sharma, S.K., Mandal, T.K., Bau, S., Sarkar, S., 2024. Size-distribution and driving factors of aerosol oxidative potential in rural kitchen microenvironments of northeastern India. Environmental Pollution 343, 123246.
4. Sharma, B., Sarkar, S., 2023. Disease burden and health risk to rural communities of northeastern India from indoor cooking-related exposure to parent, oxygenated and alkylated PAHs. Science of The Total Environment 905, 167163.
5. Zhang, Q., Jia, S., Chen, W., Mao, J., Yang, L., Krishnan, P., Sarkar, S., Shao, M., Wang, X., 2023. Contribution of marine biological emissions to gaseous methylamines in the atmosphere: An emission inventory based on multi-source data sets. Science of The Total Environment 898, 165285.
6. Dey, S., Ghosh, P., Rawat, P., Choudhary, N., Rai, A., Meena, R., Mandal, T. K., Mao, J., Jia, S., Rastogi, N., Sharma, S. K., Sarkar, S., 2023. Optical source apportionment of aqueous brown carbon (BrC) on a daytime and nighttime basis in the eastern Indo-Gangetic Plain (IGP) and insights from 13C and 15N isotopic signatures.. Science of the Total Environment, 894, 164872
7. Rana, A., Rawat, P., Sarkar, S., Choudhary, N., Rai, A., Meena, R., Mandal, T. K., Mao, J., Jia, S., Rastogi, N., Sharma, S. K., 2023. Sources, transport pathways and radiative effects of BC aerosol during 2018-2020 at a receptor site in the eastern Indo-Gangetic Plain. Atmospheric Environment, 309, 119900
8. Choudhary, N., Rai, A., Kuniyal, J.C., Srivastava, P., Lata, R., Dutta, M., Ghosh, A., Dey, S., Sarkar, S., Gupta, S., Chaudhary, S., Thakur, I., Bawari, A., Naja, M., Vijayan, N., Chatterjee, A., Mandal, T.K., Sharma, S.K., Kotnala, R.K., 2023. Chemical characterization and source apportionment of PM10 using receptor models over the Himalayan region of India. Atmosphere 14, 880.
9. Sharma, B., Sarkar, S., Bau, S., 2023. Understanding population exposure to size-segregated aerosol and associated trace elements during residential cooking in northeastern India; Implications for disease burden and health risk. Science of the Total Environment 875, 162539.
10. Sharma, B., Jia, S., Polana, A.J., Ahmed, M.S., Haque, R.R., Singh, S., Mao, J., Sarkar, S., 2022. Seasonal variations in aerosol acidity and its driving factors in the eastern Indo-Gangetic Plain: A quantitative analysis. Chemosphere, 305, 135490.
11. Rawat, P., Sharma, B., Dey, S., Rana, A., Mukherjee, A., Polana, A.J., Mao, J., Jia, S., Yadav, A.K., Khillare, P., Sarkar, S., 2022. Are fireworks a significant episodic source of brown carbon? Environmental Science and Pollution Research, 29, 40252–40261.
12. Ahmed, M., Bhuyan, P., Sarkar, S., Hoque, R. R., 2021. Seven-year study of monsoonal rainwater chemistry over the mid-Brahmaputra plain, India: assessment of trends and source regions of soluble ions. Environmental Science and Pollution Research, 29, 25276-25295.
13. Dey, S., Mukherjee, A., Polana, A.J., Rana, A., Mao, J., Jia, S., Yadav, A.K., Khillare, P.S., Sarkar, S., 2021. Brown carbon aerosols in the Indo-Gangetic Plain outflow: insights from excitation emission matrix (EEM) fluorescence spectroscopy. Environmental Science: Processes and Impacts, 23, 745-755.
14. Jia, S., Zhang, Q., Yang, L., Sarkar, S., Krishnan, P., Mao, J., Hang, J., Chang, M., Zhang, Y., Wang, X., Chen, W., 2021. Deposition of ambient particles in the human respiratory system based on single particle analysis: A case study in the Pearl River Delta, China. Environmental Pollution 283, 117056.
15. Lan, Y., Tham, J., Jia, S., Sarkar, S., Fan, W.H., Reid, J.S., Ong, C.N., Yu, L.E., 2021. Peat-forest burning smoke in Maritime Continent: Impacts on receptor PM2.5 and implications at emission sources. Environmental Pollution 275, 116626.
16. Mao, J., Yang, L., Mo, Z., Jiang, Z., Krishnan, P., Sarkar, S., Zhang, Q., Chen, W., Zhong, B., Yang, Y., Jia, S., Wang, X., 2021. Comparative study of chemical characterization and source apportionment of PM2.5 in South China by filter-based and single particle analysis. Elementa: Science of the Anthropocene 9, 00046.
17. Yadav, A.K., Sarkar, S., Jyethi, D.S., Rawat, P., Aithani, D., Siddiqui, Z., Khillare, P.S., 2021. Fine particulate matter bound polycyclic aromatic hydrocarbons and carbonaceous species in Delhi’s atmosphere: seasonal variation, sources, and health risk assessment. Aerosol Science and Engineering, doi.org/10.1007/s41810-021-00094-6.
18. Mukherjee, A., Dey, S., Rana, A., Jia, S., Banerjee, S., Sarkar, S*., 2020. Sources and atmospheric processing of brown carbon and HULIS in the Indo-Gangetic Plain: Insights from compositional analysis. Environmental Pollution 267, 115440.
19. Rana, A., Dey, S., Rawat, P., Mukherjee, A., Mao, J., Jia, S., Khillare, P.S., Yadav, A.K., Sarkar, S*., 2020. Optical properties of aerosol brown carbon (BrC) in the eastern Indo-Gangetic Plain. Science of the Total Environment 716, 137102.
20. Jia, S., Zhang, Q., Sarkar, S., Mao, J., Hang, J., Chen, W., Wang, X., Yuan, L., Yang, L., Zhou, S., 2020. Size-segregated deposition of atmospheric elemental carbon (EC) in the human respiratory system: A case study of the Pearl River Delta, China. Science of the Total Environment 708, 134932.
21. Kalakkandi, V., Sharma, B., Rana, A., Dey, S., Rawat, P., Sarkar, S*., 2020. Spatially resolved distribution, sources and health risks of heavy metals in size-fractionated road dust from 57 sites across megacity Kolkata, India. Science of the Total Environment 705, 135805.
22. Chen, X., Zhong, B., Huang, F., Wang, X., Sarkar, S., Jia, S., Deng, X., Chen, D., Shao, M., 2020. The role of natural factors in constraining long-term ozone trends over Southern China. Atmospheric Environment 220, 117060.
23. Zhang, Q., Sarkar, S., Wang, X., Zhang, J., Mao, J., Yang, L., Shi, Y., Jia, S., 2019. Evaluation of factors influencing secondary organic carbon (SOC) estimation by CO and EC tracer methods. Science of the Total Environment 686, 915-930.
24. Rawat, P., Sarkar, S*., Jia, S., Khillare, P.S., Sharma, B., 2019. Regional sulfate drives long-term rise in AOD over megacity Kolkata, India. Atmospheric Environment 209, 167-181.
25. Tham, J., Sarkar, S., Jia, S., Reid, J.S., Mishra, S., Sudiana, I.M., Swarup, S., Ong, C.N., Yu, L.E., 2019. Impacts of peat-forest smoke on urban PM2.5 in the Maritime Continent during 2012-2015: Carbonaceous profiles and indicators. Environmental Pollution 248, 496-505.
26. Rana, A., Jia, S., Sarkar, S*., 2019. Black carbon aerosol in India – a comprehensive review of current status and future prospects. Atmospheric Research 218, 207-230.
27. Jia, S., Wang, X., Wu, L., Sarkar, S., Zhang, Q., Huang, M., Zhang, J., Yang, L., 2018. Technical note: Comparison and interconversion of pH based on different standard states for aerosol acidity characterization. Atmospheric Chemistry and Physics 18, 11125-11133.
28. Jia, S., Sarkar, S., Zhang, Q., Wang, X., Wu, L., Chen, W., Huang, M., Zhou, S., Zhang, J., Luan, Y., Yang, L., 2018. Characterization of diurnal variations of PM2.5 acidity using an open thermodynamic system: A case study of Guangzhou, China. Chemosphere 202, 677-685.
29. Sarkar, S*., Fan, W.H., Jia, S., Blake, D.R., Reid, J.S., Lestari, P., Yu, L.E., 2018. A quantitative assessment of distributions and sources of tropospheric halocarbons measured in Singapore. Science of the Total Environment 619-620, 528-544.
30. Colenbrander, S., Gouldson, A., Roy, J., Kerr, N., Sudamant, A., Sarkar, S., Hall, S., McAnulla, F., Ghatak, A., Chakravarty, D., Ganguly, D., 2016. Can low-carbon development be pro-poor? The case of Kolkata, India. Environment and Urbanization 29, 139-158.
31. Sarkar, S., Ahmed, T., Swami, K., Judd, C.D., Bari, A., Dutkiewicz, V.A., Husain, L., 2015. History of atmospheric deposition of trace elements in lake sediments, ~1880 to 2007. Journal of Geophysical Research: Atmospheres 120, 5658-5669.
32. Jyethi, D.S., Khillare, P.S., Sarkar, S., 2014. Particulate phase polycyclic aromatic hydrocarbons in the ambient atmosphere of a protected and ecologically sensitive area in a tropical megacity. Urban Forestry and Urban Greening 13, 854-860.
33. Jyethi, D.S., Khillare, P.S., Sarkar, S., 2014. Risk assessment of inhalation exposure to polycyclic aromatic hydrocarbons in school children. Environmental Science and Pollution Research 21, 366-378.
34. Khillare, P.S., Hasan, A., Sarkar, S., 2014. Accumulation and risks of polycyclic aromatic hydrocarbons and trace metals in tropical urban soils. Environmental Monitoring and Assessment 186, 2907-2923.
35. Sarkar, S., Khillare, P.S., 2013. Profile of PAHs in the inhalable particulate fraction: source apportionment and associated health risks in a tropical megacity. Environmental Monitoring and Assessment 185, 1199-1213.
36. Khillare, P.S., Sarkar, S., 2012. Airborne inhalable metals in residential areas of Delhi, India: distribution, source apportionment and health risks. Atmospheric Pollution Research 3, 46-54.
37. Khillare, P.S., Jyethi, D.S., Sarkar, S., 2012. Health risk assessment of polycyclic aromatic hydrocarbons and heavy metals via dietary intake of vegetables grown in the vicinity of thermal power plants. Food and Chemical Toxicology 50, 1642-1652.
38. Sarkar, S., Khillare, P.S., 2011. Association of polycyclic aromatic hydrocarbons (PAHs) and metallic species in a tropical urban atmosphere – Delhi, India. Journal of Atmospheric Chemistry 68, 107-126.
39. Sarkar, S., Khillare, P.S., Jyethi, D.S., Hasan, A., Parween, M., 2010. Chemical speciation of respirable suspended particulate matter during a major firework festival in India. Journal of Hazardous Materials 184, 321-330.
Under Review/In Preparation
40. Husain, L., Ahmed, T., Sarkar, S., Jyethi, D.S., Dutkiewicz, V.A., Historical atmospheric BC (1850-2014) determined for the northeastern US using coupled sediment-aerosol measurements and a novel calibration approach. In preparation for submission to Atmospheric Environment.
41. Jyethi, D.S., Sarkar, S., Dutkiewicz, V.A., Ruppel, M., Weckström, J., Korhola, A., Skeie, R.K., Husain, L., Black carbon deposition into three Finnish lakes: a history of atmospheric BC concentrations in the Arctic region and its relationship with emission inventories. In preparation for submission to Atmospheric Environment.
Conference Proceedings/Papers/Posters
1. Sarkar, S., Dey, S., 2023. Polarity-based chemical characterization of humic-like substances (HULIS) in the Indo-Gangetic Plain (IGP) and linkage with optical signatures of aqueous brown carbon. European Geosciences Union (EGU) General Assembly, April 23rd-28th, 2023, Vienna, Austria.
2. Dey, S., Sarkar, S., 2023. Molecular characteristics of aqueous brown carbon in the eastern Indo-Gangetic Plains: Insights from a high resolution mass spectrometry approach. European Geosciences Union (EGU) General Assembly, April 23rd-28th, 2023, Vienna, Austria.
3. Sharma, B., Sarkar, S., 2023. Human exposure to size-segregated particulate polycylic aromatic hydrocarbons during residential cooking in northeastern India. European Geosciences Union (EGU) General Assembly, April 23rd-28th, 2023, Vienna, Austria.
4. Rawat, P., Bau, S., Sarkar, S., 2023. Humic-like substances in residential biofuel use emissions from the northwestern Himalayan region, India. European Geosciences Union (EGU) General Assembly, April 23rd-28th, 2023, Vienna, Austria.
5. Rana, A., Sarkar, S., 2023. Molecular characterization of methanol-soluble BrC using 1H NMR fingerprinting and high-resolution mass spectrometry. European Geosciences Union (EGU) General Assembly, April 23rd-28th, 2023, Vienna, Austria.
6. Sharma, B., Bau, S., Sarkar, S., 2023. Exposure to aerosol-associated trace metals during active cooking in rural spheres of northeastern India: Insights from size-segregated profiles and respiratory deposition analysis. Asian Conference on Indoor Air Quality (ACIEQ) 2023, February 24th-25th, 2023, New Delhi, India.
7. Rana, A., Sarkar, S., 2022. Diurnal variation of nitroaromatic compounds (NACs) in the eastern Indo-Gangetic Plain. American Geophysical Union (AGU) Fall Meeting, December 12th-16th, 2022, Chicago, USA.
8. Sharma, B., Bau, S., Sarkar, S., 2022. Understanding size distribution and respiratory tract deposition of aerosol oxidative potential in indoor kitchens of northeast India. American Geophysical Union (AGU) Fall Meeting, December 12th-16th, 2022, Chicago, USA.
9. Rawat, P., Bau, S., Sarkar, S., 2022. Characterization of aerosol climate forcing agents in residential biofuel use emissions from the northwestern Himalayan region, India. American Geophysical Union (AGU) Fall Meeting, December 12th-16th, 2022, Chicago, USA.
10. Dey, S., Sarkar, S., 2022. 3D fluorescence - PARAFAC fingerprinting of aqueous brown carbon in the eastern Indo-Gangetic plain. 7th Indian International Conference on Air Quality Management (IICQAM), November 27th-1st December 2022, IIT Madras, India
11. Sharma, B., Bau, S., Sarkar, S., 2021. Characterization of exposure and respiratory tract deposition of size-fractionated trace metals from indoor cooking in northeast India. American Geophysical Union (AGU) Fall Meeting, December 13th-17th, 2021, New Orleans, USA.
12. Dey, S., Sarkar, S., 2021. Linkage between chemical and optical properties of aqueous brown carbon and HULIS using EEM fluorescence coupled with PARAFAC analysis. American Geophysical Union (AGU) Fall Meeting, December 17th 2021, New Orleans, USA.
13. Rana, A., Dey, S., Sarkar, S., 2021. Fluorescent properties of brown carbon aerosols using excitation emission matrix (EEM) for different seasons. American Geophysical Union (AGU) Fall Meeting, December 14th , 2021, New Orleans, USA.
14. Yang, L., Tham, J., Jia, S., Sarkar, S., Fan, W.H., Reid, J.S., Ong, C.N., Yu, L.E., 2021. Evaluation of Five Peat-forest Burning Smoke in Maritime Continent During 2011–2019. Asia Oceania Geosciences Society (AOGS) 18th Annual Meeting, August 1st-6th.
15. Sharma, B., Polana, A.J., Sarkar, S., 2021. Variation in carbonaceous and ionic species at a rural receptor location in the eastern Indo-Gangetic Plain. European Geosciences Union (EGU) General Assembly, April 19th-30th, 2021, Vienna, Austria.
16. Sharma, B., Bau, S., Sarkar, S., 2020. Size-segregated aerosol profiles and human health implications of residential fuel use in North-east India. 5th Indian International Conference on Air Quality Management (IICAQM 2020) Measurement, Modelling, Health Risk and Public Policy, December 9th-11th (online), IIT Madras, India.
17. Dey, S., Rana, A., Sarkar, S., 2020. Optical and chemical properties of wintertime light-absorbing aerosols in the eastern Indo-Gangetic Plain, India. European Geosciences Union (EGU) General Assembly, May 3rd-8th, Vienna, Austria.
18. Rana, A., Dey, S., Sarkar, S., 2020. Optical properties of atmospheric brown carbon (BrC) for photochemical and biomass burning-dominated aerosol regimes in India. 36th International Geological Congress (IGC), March 2nd-8th, New Delhi, India.
19. Jia, S., Wang, X., Sarkar, S., Yang, L., 2019. Characterization of PM2.5 acidity in the urban area of Pearl River Delta (PRD), China. American Geophysical Union (AGU) Fall Meeting, December 9th-13th, San Francisco, USA.
20. Zhang, Q., Sarkar, S., Wang, X., Zhang, J., 2019. Evaluation of factors influencing secondary organic carbon (SOC) estimation by CO and EC tracer methods. American Geophysical Union (AGU) Fall Meeting, December 9th-13th, San Francisco, USA.
21. Sarkar, S., Rana, A., Dey, S., 2019. Aerosol climate forcing agents in the Indo-Gangetic Plain: Impacts of regional biomass burning emissions and atmospheric transport. International Workshop on Climate Change and Extreme Events in Himalayan region (C2E2 Himalayas), April 18th-20th, Indian Institute of Technology (IIT) – Mandi, India.
22. Rawat, P., Sarkar, S., 2018. Regional sulfate drives long-term rise in AOD over megacity Kolkata, India. Conference of Indian Aerosol Science and Technology Association (IASTA-2018), November 26th-28th, New Delhi, India.
23. Rana, A., Sarkar, S., 2018. Summertime black and brown carbon (BC and BrC) in the eastern Indo-Gangetic Plain. Conference of Indian Aerosol Science and Technology Association (IASTA-2018), November 26th-28th, New Delhi, India.
24. Sarkar, S., Fan, W.H., Jia, S., Blake, D.R., Reid, J.S., Lestari, P., Yu, L.E., 2018. Tropospheric halocarbons in Southeast Asia – levels, sources and delineation of regional and local-scale emissions. European Geosciences Union (EGU) General Assembly, April 8th-13th, 2018, Vienna, Austria.
25. Sarkar, S., Jia, S., Reid, J.S., Mishra, S., Swarup, S., Ong, C.N., Yu, L.E., 2016. Impact of transboundary peatland burning smoke influx on carbonaceous profile of urban aerosols in Singapore. Chemistry in the Urban Atmosphere: Faraday Discussion (Royal Society of Chemistry), April 6th-8th, 2016, London, UK.
26. Sarkar, S., Husain, L., 2015. Retrieval of atmospheric trace element concentrations using lake sediments for the past about 120 years: Impact of pollution control regulations. European Aerosol Conference (EAC 2015), September 6th-11th, 2015, Milan, Italy.
27. Husain, L., Ahmed, T., Sarkar, S., Jyethi, D.S., Dutkiewicz, V.A., 2015. Measurement of atmospheric black carbon concentrations for the past about 150 years using lake sediments. European Aerosol Conference (EAC 2015), September 6th-11th, 2015, Milan, Italy.
28. Khillare, P.S., Jyethi, D.S., Sarkar, S., 2014. Health risk assessment of polycyclic aromatic hydrocarbons and heavy metals via dietary intake of vegetables grown in the vicinity of thermal power plants. Fourth International Conference on Ecotoxicology and Environmental Sciences (ICEES-2014), February 17th-19th, 2014, New Delhi, India.
29. Jyethi, D.S., Khillare, P.S., Sarkar, S., 2013. Risk assessment of inhalation exposure to polycyclic aromatic hydrocarbons in school children. American Geophysical Union (AGU) Fall Meeting, December 9th-13th, 2013, San Francisco, USA.
30. Jyethi, D.S., Khillare, P.S., Sarkar, S., Khillare, B., 2013. Potential health risks of Polycyclic Aromatic Hydrocarbons (PAHs) associated with sediment and selected sea foods from a Ramsar site. EuCheMS International Conference on Chemistry and the Environment (ICCE 2013), June 25th-28th, 2013, Barcelona, Spain.
31. Jyethi, D.S., Sarkar, S., Khillare, P.S., 2013. Source apportionment of polycyclic aromatic hydrocarbons in spinach grown in Delhi. 100th Indian Science Congress, January 3rd-7th, 2012, Kolkata, India.
32. Khillare, P.S., Jyethi, D.S., Sarkar, S., 2012. Role of particulate PAHs and metals in contamination levels of leafy vegetable grown in suburban area of Delhi. Proceedings of the Indian Aerosol Science and Technology Association (IASTA), ISSN NO-0971-4510, vol. 20 (1&2), 497-500, December 11th-13th, 2012, Mumbai, India.
33. Khillare, P.S., Sarkar, S., Jyethi, D.S., 2012. Role of carbonaceous aerosol in visibility impairment in a tropical megacity. Proceedings from the Sixth International Conference on Environmental Science and Technology, Vol. 1, ISBN 9780976885351, June 25th-29th, 2012, Houston, USA