Aerosol optical and radiative properties during summer and winter seasons over Lahore and Karachi

Atmospheric Environment

Volumn 50, Issue , 2012, Pages 234-245

  Alam, Khan ^a,c   Trautmann, Thomas ^b   Blaschke, Thomas ^a   Majid, Hussain ^c  

^a UNIVERSITY OF SALZBURG   (Austria)

^b GERMAN AEROSPACE CENTER DLR   (Germany)

^c Higher Education Commission of Pakistan   (Pakistan)

Author keywords

ngstr m exponent; Aerosol optical depth; Karachi; Lahore; Radiative forcing; SSA

Indexed keywords

AEROSOL OPTICAL DEPTH; KARACHI; LAHORE; RADIATIVE FORCINGS; SSA;

ATMOSPHERIC RADIATION;

ATMOSPHERIC AEROSOLS;

AEROSOL PROPERTY; ATMOSPHERIC FORCING; DUST; EXTINCTION COEFFICIENT; GROUND-BASED MEASUREMENT; HEATING; MEGACITY; RADIATIVE FORCING; ROBOTICS; SEASONALITY; SUMMER; SURFACE TEMPERATURE; TOP OF ATMOSPHERE; WINTER;

ABSORPTION ANGSTROM EXPONENT; AEROSOL; AEROSOL OPTICAL DEPTH; AEROSOL RADIATIVE FORCING; ARTICLE; EXTINCTION ANGSTROM EXPONENT; HEATING; MINERAL DUST; PHYSICAL PARAMETERS; PRIORITY JOURNAL; SINGLE SCATTERING ALBEDO; SUMMER; TOP OF ATMOSPHERE; WINTER;

KARACHI; LAHORE; PAKISTAN; PUNJAB [PAKISTAN]; SIND;

EID: 84856630684     PISSN: 13522310     EISSN: 18732844     Source Type: Journal    
DOI: 10.1016/j.atmosenv.2011.12.027     Document Type: Article

References (74)

1. Alam K., Iqbal M.J., Blaschke T., Qureshi S., Khan G. Monitoring spatio-temporal variations in aerosols and aerosol-cloud interactions over Pakistan using MODIS data. Advances in Space Research 2010, 46:1162-1176.
2. Alam K., Trautmann T., Blaschke T. Aerosol optical properties and radiative forcing over mega city Karachi. Atmospheric Research 2011, 101:773-782.
3. Alam K., Blaschke T., Madl P., Mukhtar A., Hussain M., Trautmann T., Rahman S. Aerosol size distribution and mass concentration measurements in various cities of Pakistan. Journal of Environmental Monitoring 2011, 13:1944-1952.
4. Alam K., Qureshi S., Blaschke T. Monitoring spatio-temporal aerosol patterns over Pakistan based on MODIS, TOMS and MISR satellite data and a HYSPLIT model. Atmospheric Environment 2011, 45:4641-4651.
5. Andreae M.O. Climatic effects of changing atmospheric aerosol levels. Future Climates of the World 1995, vol. 16:341-392. Elsevier, Amsterdam, pp. H. Henderson Sellers (Ed.).
6. Ångström A. Techniques of determining the turbidity of the atmosphere. Tellus 1961, 8:214-223.
7. Arola A., Schuster G., Myhre G., Kazadzis S., Dey S., Tripathi S.N. Inferring absorbing organic carbon contents from AERONET data. Atmospheric Chemistry and Physics 2011, 11:215-225.
8. Bates T.S., Huebert B.J., Gras J.L., Griffiths F.B., Durkee P.A. International Global Atmospheric Chemistry (IGAC) Project's first aerosol characterization experiment (ACE1): overview. Journal of Geophysical Research 1998, 103:16,297-16,348.
9. Behnert I., Matthias V., Doerffer R. Aerosol climatology from ground-based measurements for the southern North Sea. Atmospheric Research 2007, 84:201-220.
10. Bergstrom R.W., Pilewskie P., Russell P.B., Redemann J., Bond T.C., Quinn P.K., Sierau B. Spectral absorption properties of atmospheric aerosols. Atmospheric Chemistry and Physics 2007, 7:5937-5943.
11. Bierwirth E., Wendisch M., Ehrlich A., Heese B., Tesche M., co-authors Spectral surface albedo over Morocco and its impact on the radiative forcing of Saharan dust. Tellus 2009, 61B:252-269.
12. Biswas K.F., Ghauri B.M., Husain L. Gaseous and aerosol pollutants during fog and clear episodes in south Asian urban atmosphere. Atmospheric Environment 2008, 42:7775-7785.
13. Bohren C.F., Huffman D.R. Absorption and Scattering of Light by Small Particles 1983, John Wiley, Hoboken, N. J, 550 pp.
14. Cattrall C., Reagan J.A., Thome K., Dubovik O. Variability of aerosol and spectral lidar and backscatter and extinction ratios of key aerosol types derived from selected aerosol Robotic network locations. Journal of Geophysical Research 2005, 110(D10S11). 10.1029/2004JD005124.
15. Charlson R.J., Schwartz S.E., Hales J.H., Cess R.D., Coakley J.A., Hansen J.E., Hofmann D.J. Climate forcing by anthropogenic aerosols. Science 1992, 255:423-430.
16. Cheng T., Wang H., Xu Y., Li H., Tian L. Climatology of aerosol optical properties in northern China. Atmospheric Environment 2006, 40:1495-1509.
17. Cheng T., Liu Y., Lu D., Xu Y., Li H. Aerosol properties and radiative forcing in Hunshan Dake desert, northern China. Atmospheric Environment 2006, 40:2169-2179.
18. Clarke A., McNaughton C., Kapustin V., Shinozuka Y., Howell S., Dibb J., Zhou J., Anderson B., Brekhovskikh V., Turner H., Pinkerton M. Biomass burning and pollution aerosol over north America: organic Components and their influence on spectral optical properties and Humidification Response. Journal of Geophysical Research 2007, 112(D12S18). 10.1029/2006JD007777.
19. Coakley J.A., Cess R.D., Yurevich F.B. The effect of tropospheric aerosols on the earth's radiation budget: a parameterization for climate model. Journal of Atmosphere Science 1983, 40:116-138.
20. Dey S., Tripathi S.N. Aerosol direct radiative effects over Kanpur in the Indo-Gangetic basin, northern India: long-term (2001-2005) observations and implications to regional climate. Journal of Geophysical Research 2008, 113(D04212). 10.1029/2007JD009029.
21. Draxler R.R., Rolph G.D. HYSPLIT (HYbrid Single-Particle Lagrangian Integrated Trajectory) 2003, Model access via the NOAA ARL READY Website, NOAA Air Resour. Lab., Silver Spring, Md., Available at http:. http://www.arl.noaa.gov/ready/hysplit4.html.
22. Dubovik O., King M.D. Aflexible inversion algorithm for retrieval of aerosol optical properties from sun and sky radiance measurements. Journal of Geophysical Research 2000, 105:20,673-20,696.
23. Dubovik O., Smirnov A., Holben B.N., King M.D., Kaufman Y.J., Eck T.F., Slutsker I. Accuracy assessments of aerosol optical properties retrieved from aerosol Robotic network (AERONET) sun and sky radiance measurements. Journal of Geophysical Research 2000, 105:9791-9806.
24. Dubovik O., Holben B.N., Eck T.F., Smirnov A., Kaufman Y.J., King M.D., Tanre D., Slutsker I. Climatology of atmospheric aerosol absorption and optical properties in key locations. Journal of Atmospheric Science 2002, 59:590-608.
25. Dubovik O., Holben B.N., Eck T.F., Smirnov A., Kaufman Y.J., King M.D., Tanre D., Slutsker I. Variability of absorption and optical properties of key aerosol types observed in worldwide locations. Journal of Atmospheric Science 2002, 59:590-608.
26. Dutkiewicz V.A., Alvi S., Ghauri B.M., Choudhary M.I., Hussain L. Black carbon aerosols in urban air in south Asia. Atmospheric Environment 2009, 43:1737-1744.
27. Eck T.F., Holben B.N., Dubovik O., Smirnov A., Goloub P., Chen H.B., Chatenet B., Gomes L., Zhang X.-Y., Tsay S.-C., Ji Q., Giles D., Slutsker I. Column aerosol optical properties at AERONET sites in central eastern Asia and aerosol transport to the tropical mid-Pacific. Journal of Geophysical Research 2005, 110(D06202). 10.1029/2004JD005274.
28. Ge J.M., Su J., Ackerman T.P., Fu Q., Huang J.P., Shi J.S. Dust aerosol optical properties retrieval and radiative forcing over northwestern China during the 2008 China-U.S. joint field experiment. Journal of Geophysical Research 2010, 115(D00k12). 10.1029/2009JD013263.
29. Ghauri B.M., Salam M., Mirza M.I. An assessment of air quality in Karachi, Pakistan. Environmental Monitoring and Assessment 1994, 32:37-45.
30. Ghauri B.M., Mirza M.I., Richter R., Dutkiewicz V.A., Rusheed A., Khan A.R., Husain L. Composition of aerosols and cloud water at a remote mountain site (2.8 kms) in Pakistan. Chemosphere: Global Science Change 2001, 3:51-63.
31. Hinds W.C. Aerosol Technology: Properties, Behavior, and Measurements of Airborne Particles 1999, John Wiley & Sons, Inc, NY. second ed.
32. Holben B.N., Eck T.F., Slutsker I., Tanré D., Buis J.P., Setzer A., Vermote E., Reagan J.A., Kaufman Y.J., Nakajima T., Lavenu F., Jankowiak I., Smirnov A. AERONET-A federated instrument network and data archive for aerosol characterization. Remote Sensing of Environment 1998, 66:1-16.
33. Huebert B.J., Bates T., Russel P.B., Shi G., Kim X.J., Kawamura K., Carmichael G., Nakajima T. An overview of ACE-Asia: strategies for quantifying the relationships between Asian aerosols and their climatic impact. Journal of Geophysical Research 2003, 108(D23):8633. 10.1029/2003JD003550.
34. Huizheng C., Xiaoye Z., Alfraro S., Chatenet B., Gomes L., Jianqi Z. Aerosol optical properties and its radiative forcing over Yulin, China in 2001 and 2002. Advances in Atmospheric Sciences 2009, 26:564-576.
35. Intergovernmental Panel on Climate Change (IPCC), 2007: Climate Change 2007: The Physical Science Basis, Contribution of Working Group 1 to the Fourth Assessment Report of the IPCC, ISBN 978 0521 88009-1 Hardback, 978 0521 70596-7 Paperback, Cambridge University Press.
36. IPCC Climate Change 2001: The Scientific Basis 2001, Cambridge University Press, Cambridge, United Kingdom, New York, NY, USA, p. 881.
37. Jacovides C.P., Kassomenos P., Kaltsunideset N.A. Estimate of effective aerosol optical depths from spectral solar radiation measurements. Theoretical and Applied Climatology 1996, 53:211-220.
38. Jayaraman A., Gadhavi H., Ganguly D., Misra A., Ramachandran S., Rajesh T.A. Spatial variations in aerosol characteristics and regional radiative forcing over India: measurements and modeling of 2004 road campaign experiment. Atmospheric Environment 2006, 40:6504-6515.
39. Kaufman Y.J., Tanre D., Dubovik O., Karnieli A., Remer L.A. Absorption of sunlight by dust as inferred from satellite and ground-based remote sensing. Geophysical Research Letter 2001, 28:1479-1482.
40. Kaufman Y.J., Tanré D., Boucher O. Asatellite view of aerosols in climate system. Nature 2002, 419:215-223.
41. Kim D.-H., Ramanathan V. Solar radiation budget and radiative forcing due to aerosols and clouds. Journal of Geophysical Research 2008, 113(D02203). 10.1029/2007JD008434.
42. Kim D.O.H., Sohn B.J., Nakajima T., Takamura T. Aerosol radiative forcing over east Asia determined from ground-based solar radiation measurements. Journal of Geophysical Research 2005, 110(D10S22). 10.1029/2004JD004678.
43. Li Z., Lee K.-H.O., Wang Y., Xin J., Hao W.-M. First observation-based estimates of cloud-free aeroso radiative forcing across China. Journal of Geophysical Research 2010, 115(D00K18). 10.1029/2009JD013306.
44. Liou K.N. An Introduction to Atmospheric Radiation 2002, Elsevier, New York, 583 pp.
45. Liu J., Zheng Y., Li Z., Wu R. Ground-based remote sensing of aerosol optical properties in one city in Northwest China. Atmospheric Research 2008, 89:194-205.
46. Lohmann U., Feichter J. Global indirect aerosol effects: a review. Atmospheric Chemistry and Physics 2005, 5:715-737.
47. Miller R.L., Tegen I. Radiative forcing of a tropical direct circulation by soil dust aerosols. Journal of Atmospheric Science 1999, 56:2403-2433.
48. Pandithurai G., Dipu S., Dani K.K., Tiwari S., Bisht D.S., Devara P.C.S., Pinker R.T. Aerosol radiative forcing during dust events over New Delhi, India. Journal of Geophysical Research 2008, 113(D13209). 10.1029/2008JD009804.
49. Penner J.E., Dickinson R.E., O'Neill C.A. Effects of aerosols from biomass burning on the global radiation budget. Science 1992, 256:1432-1434.
50. Prasad A.K., Singh R.P. Changes in aerosol paramters during major dust storm events (2001-2005) over the Indo-Gangetic Plains using AERONET and MODIS data. Journal of Geophysical Research 2007, 112(D09208). 10.1029/2006JD007778.
51. Prasad A.K., Singh S., Chauhan S.S., Srivastava M.K., Singh R.P., Singh R. Aerosol radiative forcing over the Indo-Gangetic Plains during major dust storms. Atmospheric Environment 2007, 41:6289-6301.
52. Raes F., Bates T., Mc Govern F., Liedekerke M.V. The 2nd aerosol characterization experiment (ACE-2): general overview and main results. Tellus B 2000, 52:111-125.
53. Ramanathan V., Crutzen P.J., Kiehl J.T., Rosenfeld D. Aerosol, climate, and hydrological cycle. Science 2001, 294:2119-2124.
54. Ramanathan V., Crutzen P.J., Lelieveld J., Mitra A.P., et al. Indian ocean experiment: an integrated analysis of the climate forcing and effects of the great Indo-Asian haze. Journal of Geophysical Research 2001, 106:28371-28398.
55. Ricchiazzi P., Yang S., Gautier C., Sowle D. SBDART: a research and teaching software tool for plane-parallel radiative transfer in the earth's atmosphere. Bulletin of American Meteorological Society 1998, 79:2101-2114.
56. Rosenfeld D., Lensky I.M. Satellite-based insights into precipitation formation processes in continental and maritime convective clouds. Bulletin of the American Meteorological Society 1998, 79:2457-2476.
57. Russel P.B., Bergstrom R.W., Shinozuka Y., Clarke A.D., DeCarlo P.F., Jimenez J.L., Livingston J.M., Redemann J., Dubovik O., Strawa A. Absorption ångström exponent in AERONET and related data as an indicator of aerosol composition. Atmospheric Chemistry and Physics 2010, 10:1155-1169.
58. Russel, P.B., Hamill, P., Livingston, J.M., Shinozuka, Y., Strawa, A., Redemann, J., Omar, A., Clarke, A.D., Bergstrom, R.W., Holben, B., Ferrare, R., Burton, S., 2010b. Identifying aerosol type from Space: absorption ångström exponent as a Foundation for Multidimensional Specified Clustering and Mahalanobis Classification. American Geophysical Union Meeting, December 13-17, 2010; San Francisco, CA.
59. Russell P.B., Livingston J.M., Hignett P., Kinne S., Wong J., Hobbs P.V. Aerosol induced radiative flux changes off the United States mid-Atlantic coast: comparison of values calculated from sunphotometer and in situ data with those measured by airborne pyranometer. Journal of Geophysical Research 1999, 104:2289-2307.
60. Schnaiter M., Horvath H., Mohler O., Naumann K.H., Saathoff H., Schock O.W. UV-VIS-NIR spectral optical properties of soot and soot-containing aerosols. Journal of Aerosol Science 2003, 34:1421-1444.
61. Singh R.P., Dey S., Tripathi S.N., Tare V., Holben B.N. Variability of aerosol parameters over Kanpur city, northern India. Journal of Geophysical Research 2004, 109(D23206). 10.1029/2004JD004966.
62. Singh S., Soni K., Bano T., Tanwar R.S., Nath S., Arya B.C. Clear-sky direct aerosol radiative forcing variations over mega-city Delhi. Annales Geophysicea 2010, 28:1157-1166.
63. Sinyuk A., Torres O., Dubovik O. Combined use of satellite and surface observations to infer the imaginary part of the refractive index of Saharan dust. Geophysical Research Letter 2003, 30:1081. 10.1029/2002GL023062.
64. Smirnov A., Holben B.N., Eck T.F., Dubovik O., Slutsker I. Cloud screening and quality control algorithms for the AERONET data base. Remote Sensing of Environment 2000, 73:337-349.
65. Smirnov A., Holben B.N., Dubovik O., Neill N.T., Eck T.F., Westphal D.L., Goroch A.K., Pietras C., Slutsker I. Atmospheric aerosol optical properties in the Persian Gulf. Journal of Atmospheric Science 2001, 59:620-633.
66. Solomon S., et al. Intergovernmental Panel on Climate Change 2007, Cambridge Univ. Press, New York.
67. Srivastava A.K., Tiwari S., Devara P.C.S., Bisht D.S., Srivastava M.K., Tripathi S.N., Goloub P., Holben B.N. Pre-monsoon aerosol characteristics over the Indo-Gangetic Basin: implication to climate impact. Annales Geophysicea 2011, 29:789-804.
68. Tegen I., Werner M., Harrison S.P., Kohfeld K.E. Relative importance of climate and land use in determining present and future global soil dust emission. Geophysical Research Letter 2004, 31(L05105). 10.1029/2003GL019216.
69. Tripathi S.N., Dey S., Chandel A., Srivastava S., Singh R.P., Holben B.N. Comparison of MODIS and AERONET derived aerosol optical depth over the Ganga Basin, India. Annales Geophysicae 2005, 23:1093-1101.
70. Twomey S. The influence of pollution on the shortwave albedo of clouds. Journal of Atmospheric Science 1977, 34:1149-1152.
71. Xia X., Wang P., Chen H., Gouloub P., Zhang W. Ground- based remote sensing of aerosol optical properties over north China in spring. Journal of Remote Sensing 2005, 9:429-437.
72. Yang M., Howell S.G., Zhuang J., Huebert B.J. Attribution of aerosol light absorption to black carbon, brown carbon, and dust in China - interpretations of atmospheric measurements during EAST-AIRE. Atmospheric Chemistry and Physics 2009, 9:2035-2050.
73. Yu X., Cheng T., Chen J., Liu Y. Acomparison of dust properties betwwen China continent and Korea, Japan in east Asia. Atmospheric Environment 2006, 40:5787-5797.
74. Zheng Y., Liu J., Wu R., Li Z., Wang B., Tamio T. Seasonal statistical characteristics of aerosol optical properties at a site near dust region in China. Journal of Geophysical Research 2008, 113(D16205). 10.1029/2007JD009384.