Airborne sun photometer measurements of aerosol optical depth and columnar water vapor during the Puerto Rico dust experiment and comparison with land, aircraft, and satellite measurements

Journal of Geophysical Research: Atmospheres

Volumn 108, Issue 19, 2003, Pages

  Livingston, John M ^a   Russell, Philip B ^b   Reid, Jeffrey S ^c   Redemann, Jens ^d   Schmid, Beat ^d   Allen, Duane A ^b   Torres, Omar ^e   Levy, Robert C ^f   Remer, Lorraine A ^g   Holben, Brent N ^g   Smirnov, Alexander ^g   Dubovik, Oleg ^g   Welton, Ellsworth J ^g   Campbell, James R ^g   Wang, Jun ^h   Christopher, Sundar A ^h  

^a SRI INTERNATIONAL   (United States)

^b NASA AMES RESEARCH CENTER   (United States)

^c Naval Command   (United States)

^d BAY AREA ENVIRONMENTAL RESEARCH INSTITUTE   (United States)

^e UNIVERSITY OF MARYLAND BALTIMORE COUNTY   (United States)

^f SCIENCE SYSTEMS AND APPLICATIONS INC   (United States)

^g NASA GODDARD SPACE FLIGHT CENTER   (United States)

^h UNIVERSITY OF ALABAMA IN HUNTSVILLE   (United States)

Author keywords

AATS 6; Aerosol optical depth; Airborne Sun photometer; Columnar water vapor; PRIDE

Indexed keywords

AEROSOL; AIRBORNE SURVEY; COMPARATIVE STUDY; GROUND-BASED MEASUREMENT; OPTICAL DEPTH; SATELLITE IMAGERY; WATER VAPOR;

ATLANTIC ISLANDS; ATLANTIC OCEAN; CARIBBEAN ISLANDS; GREATER ANTILLES; PUERTO RICO;

EID: 0347388432     PISSN: 01480227     EISSN: None     Source Type: Journal    
DOI: 10.1029/2002jd002520     Document Type: Article

References (94)

1. Ackerman, S. A., and H. Chung, Radiative effects of airborne dust on regional energy budgets at the top of the atmosphere, J. Appl. Meteorol., 31, 223-233, 1992.
2. Ångström, A., The parameters of atmospheric turbidity, Tellus, 16, 64-75, 1964.
3. Belmiloud, D., R. Schermaul, K. M. Smith, N. F. Zubov, J. W. Brault, R. C. M. Learner, D. A. Newhnam, and J. Tennyson, New studies of the visible and near-infrared absorption by water vapour and some problems with the HITRAN database, Geophys. Res. Lett., 27, 3703-3706, 2000.
4. Bevington, P. R., and D. K. Robinson, Data Reduction and Error Analysis for the Physical Sciences, 328 pp., McGraw-Hill, New York, 1992.
5. Carlson, T. N., and S. G. Benjamin, Radiative heating rates of Saharan dust. J. Atmos. Sci., 37, 193-213, 1980.
6. Carlson, T. N., and J. M. Prospero. The large-scale movement of Saharan air outreaks over the northern equatorial Atlantic, J. Appl. Meteorol., 11, 283-297, 1972.
7. Chiapello, I., J. M. Prospero, J. R. Herman, and N. C. Hsu, Detection of mineral dust over the North Atlantic Ocean and Africa with the Nimbus 7 TOMS, J. Geophys. Res., 104, 9277-9291, 1999.
8. Christopher, S. A., and J. Zhang, Daytime variation of shortwave direct radiative forcing of biomass burning aerosols from GOES 8 imager, J. Atmos. Sci., 59(2), 681-691, 2002.
9. Christopher, S. A., J. Zhang, B. N. Holben, and S.-K. Yang, GOES-8 and NOAA-14 AVHRR retrieval of smoke aerosol optical thickness during SCAR-B, Int. J. Remote Sens., 23(22), 4931-4944, 2002.
10. Chu, D. A., Y. J. Kaufman, C. Ichoku, L. A. Remer, D. Tanré, and B. N. Holben. Validation of MODIS aerosol optical depth retrieval over land. Geophys. Res. Lett., 29(12), 8007, doi:10.1029/2001GL013205, 2002a.
11. Chu, D. A., Y. J. Kaufman, C. Ichoku, L. A. Remer, D. Tanré, and B. N. Holben, Validation of MODIS aerosol optical depth retrieval over land, Geophys. Res. Lett., 29(12), 8007, doi:10.1029/2001GL013205, 2002b.
12. Clough, S. A., and M. J. Iacono, Line-by-line calculations of atmospheric fluxes and cooling rates: 2. Application to carbon dioxide, ozone, methane, nitrous oxide, and the halocarbons, J. Geophys. Res., 100, 16,519-16,535, 1995.
13. Collins, D. R., et al., In situ aerosol size distributions and clear column radiative closure during ACE-2, Tellus, Ser. B, 52, 498-525, 2000.
14. Delany, A. C., D. W. Parkin, J. J. Griffin, E. D. Goldberg, and B. E. F. Reinman, Airborne dust collected at Barbados. Geochim. Cosmochim. Acta, 31, 885-909, 1967.
15. Diaz, J. P., F. J. Expósito, C. J. Torres, and F. Herrera, Radiative properties of aerosols in Saharan dust outbreaks using ground-based and satellite data: Applications to radiative forcing, J. Geophys. Res., 106, 18,403-18, 416, 2001.
16. Dubovik, O., B. Holben, T. F. Eck, A. Smirnov, Y. J. Kaufman, M. D. King, D. Tanré, and I. Slutsker, Variability of absorption and optical properties of key aerosol types observed in worldwide locations, J. Atmos. Sci., 59, 590-608, 2002.
17. Duce, R. A., Sources, distributions, and fluxes of mineral aerosols and their relationship to climate, in Aerosol Forcing of Climate, edited by R. J. Charlson and J. Heintzenberg, pp. 43-72, John Wiley, New York, 1995.
18. Eck, T. F., B. N. Holben, D. E. Ward, O. Dubovik, J. S. Reid, A. Smirnov, M. M. Mukelabai, N. C. Hsu, N. T. O'Neill, and I. Slutsker, Characterization of biomass burning aerosols in Zambia during the 1997 ZIBBEE field campaign, J. Geophys. Res., 106, 3425-3448, 2001.
19. 2O line intensity corrections for HITRAN-96, J. Quant. Spectrosc. Radiat. Transfer, 66, 101-105, 2000.
20. Gleason, J. F., N. C. Hsu, and O. Torres, Biomass burning smoke measured using backscattered ultraviolet radiation: SCAR-B and Brazilian smoke interannual variability, J. Geophys. Res., 103, 31,969-31,978, 1998.
21. Greenblatt, G. D., J. J. Orlando, J. B. Burkholder, and A. R. Ravishhankara, Absorption measurements of oxygen between 330 and 1140 nm, J. Geophys. Res., 95, 18,577-18,582, 1990.
22. 2 cross sections at high spectral resolution, J. Geophys. Res., 102, 3861-3879, 1997.
23. Haywood, J. M., P. N. Francis, M. D. Glew, and J. P. Taylor, Optical properties and direct radiative effect of Saharan dust: A case study of two Saharan dust outbreaks using aircraft data, J. Geophys. Res., 106, 18,417-18,430, 2001a.
24. Haywood, J. M., P. N. Francis, I. Geogdzhayev, M. Mishchenko, and R. Frey, Comparison of Saharan dust aerosol optical depths retrieved using aircraft mounted pyranometers and 2-channel AVHRR algorithms, Geophys. Res. Lett., 28, 2393-2396, 2001b.
25. Heath, D. F., A. J. Krueger, H. R. Roeder, and B. D. Henderson, The solar backscatter ultraviolet and total ozone mapping spectrometer (SBUV/ TOMS) for Nimbus G., Opt. Eng., 14, 323-331, 1975.
26. Hegg, D. A., J. M. Livingston, P. V. Hobbs, T. Novakov, and P. B. Russell, Chemical apportionment of aerosol column optical depth off the mid-Atlantic coast of the United States, J. Geophys. Res., 102, 25,293-25,303, 1997.
27. Herman, J. R., P. K. Bhartia, O. Torres, C. Hsu, C. Seftor, and E. Celarier, Global distributions of UV-absorbing aerosols from Nimbus 7/TOMS data, J. Geophys. Res., 102, 16,911-16,922, 1997.
28. Holben, B. N., et al., AERONET-A federated instrument network and data archive for aerosol characterization, Remote Sens. Environ., 66, 1-16, 1998.
29. Holben, B. N., et al., An emerging ground-based aerosol climatology: Aerosol optical depth from AERONET, J. Geophys. Res., 106, 12,067-12,097, 2001.
30. Hsu, N. C., J. R. Herman, J. F. Gleason, O. Torres, and C. J. Seftor. Satellite detection of smoke aerosols over a snow/ice surface by TOMS, Geophys. Res. Lett., 26, 1165-1168, 1999.
31. Ichoku, C., D. A. Chu, S. Chu, Y. J. Kaufman, L. A. Remer, D. Tanré, I. Slutsker, and B. N. Holben, A spatio-temporal approach for global validation and analysis of MODIS aerosol products. Geophys. Res. Lett., 29(12), 8006, doi:10.1029/2001GL013206, 2002.
32. Joseph, J. H., The sensitivity of a numerical model of the global atmosphere to the presence of desert aerosol, in Aerosols and Their Climatic Effects, edited by H. E. Gerber and A. Deepak, pp. 215-226, A. Deepak, Hampton, Va., 1984.
33. Karyampudi, V. M., and T. N. Carlson, Analysis and numerical simulations of the Saharan air layer and its effects on easterly wave disturbances, J. Atmos. Sci., 45, 3102-3136, 1988.
34. Kaufman, Y. J., D. Tanré, L. A. Remer, E. F. Vermote, A. Chu, and B. N. Holben, Operational remote sensing of tropospheric aerosol over land from EOS moderate resolution imaging spectroradiometer, J. Geophys. Res., 102, 17,051-17,067, 1997.
35. King, M. D., Y. J. Kaufman, D. Tanre, and T. Nakajima, Remote sensing of tropospheric aerosols from space: Past, present, and future, Bull. Am. Meteorol. Soc., 80, 2229-2259, 1999.
36. Kinne, S., T. P. Ackerman, M. Shiobara, A. Uchiyama, A. J. Heymsfield, L. Milosevich, J. Wendell, E. W. Eloranta, C. Purgold, and R. W. Bergstrom, Cirrus cloud radiative and microphysical properties from ground observations and in situ measurements during FIRE 1991 and their application to exhibit problems in cirrus solar radiative transfer modeling. J. Atmos. Sci., 54, 2320-2344, 1997.
37. Kneizys, F. X., et al., The MODTRAN 2/3 Report and LOWTRAN 7 model, Phillips Lab., Geophys. Dir. PL/GPOS, Hanscom AFB, Mass., 11 Jan. 1996.
38. Levy, R., L. A. Remer, D. Tanre, Y. J. Kaufman, C. Ichoku, B. Holben, J. Livingston, P. B. Russell, and H. Maring, Evaluation of the MODIS retrievals of dust aerosol over the ocean during PRIDE, J. Geophys. Res., 108, doi: 10.1029/2002JD002460, in press, 2003.
39. Livingston, J. M., and P. B. Russell, Comparison of satellite-inferred (SAGE II) AODs with corresponding airborne Sun-photometer optical depths, paper presented at 27th Aerospace Sciences Meeting, Am. Inst., Aeronaut. and Astronaut., Reno, Nev., 9-12 Jan. 1989.
40. Livingston, A., et al., Shipboard Sunphotometer measurements of aerosol optical depth spectra and columnar water vapor during ACE-2, and comparison with selected land, ship, aircraft, and satellite measurements, Tellus, Ser. B, 52, 594-619, 2000.
41. Martins, J. V., D. Tanré, L. Remer, Y. Kaufman, S. Mattoo, and R. Levy, MODIS Cloud screening for remote sensing of aerosols over oceans using spatial variability, Geophys. Res. Lett., 29(12), 8009, doi:10. 1029/ 2001GL013252, 2002.
42. Matsumoto, T., P. B. Russell, C. Mina, and W. Van Ark, Airborne tracking sunphotometer, J. Atmos. Oceanic Technol., 4, 336-339, 1987.
43. Menzel, W. P., and J. F. Purdom, Introducing GOES-1: The first of a new generation of geostationary operational environmental satellites, Bull. Am. Meteorol. Soc., 75, 757-781, 1994.
44. Michalsky, J. J., J. C. Liljegren, and L. C. Harrison, A comparison of Sun photometer derivations of total column water vapor and ozone to standard measures of same at the Southern Great Plains Atmospheric Radiation Measurement site, J. Geophys. Res., 100, 25,995-26,003, 1995.
45. 2 absorption band identification based on optical depth spectra of the visible and near-infrared, Geophys. Res. Lett., 26, 1581-1584. 1999.
46. Myhre, G., and F. Stordal. Global sensitivity experiments of the radiative forcing due to mineral aerosols. J. Geophys. Res., 106, 18,193-18,204, 2001.
47. Pilewskie, P., J. Pommier, R. Bergstrom, W. Gore, S. Howard, M. Rabbette. B. Schmid, P. V. Hobbs, and S. C. Tsay, Solar spectral radiative forcing during the Southern African Regional Science Initiative, J. Geophys. Res., 108(D13), 8496, doi:10.1029/2002JD002411, 2003.
48. Prospero, J. M., The atmospheric transport of particles to the ocean, in Particle Flux in the Ocean, edited by V. Ittekkott, S. Honjo, and P. J. Depetris, pp. 19-52, John Wiley, New York, 1996a.
49. Prospero, J. M., Saharan dust transport over the north Atlantic Ocean and Mediterranean: An overview, in The Impact of Desert Dust Across the Mediterranean, edited by S. Guerzoni and R. Chester, pp. 133-151, Kluwer Acad., Norwell, Mass., 1996b.
50. Prospero, J. M., and T. N. Carlson, Vertical and areal distribution of Saharan dust over the western equatorial North Atlantic Ocean. J. Geophys. Res., 77, 5255-5265, 1972.
51. Pueschel, R. F., and J. M. Livingston. Aerosol spectral optical depth: Jet fuel and forest fire smokes, J. Geophys. Res., 95, 22,417-22,422, 1990.
52. Reagan, J., K. Thome, B. Herman, R. Stone, J. Deluisi, and J. Snider, A comparison of columnar water-vapor retrievals obtained with near-IR solar radiometer and microwave radiometer measurements, J. Appl. Meteorol., 34, 1384-1391, 1995.
53. Redemann, J., S. Masonis, B. Schmid, T. Anderson, P. Russell, J. Livingston, O. Dubovik, and A. Clarke, Clear-column closure studies of aerosol and water vapor aboard the NCAR C-130 in ACE-Asia, 2001, J. Geophys. Res., 108, doi:10. 1029/2003JD003442, in press, 2003.
54. Reid, J. S., D. L. Westphal, J. M. Livingston, D. L. Savoie, H. B. Maring, H. H. Jonsson, D. P. Eleuterio, J. E. Kinney, and E. A. Reid, Dust vertical distribution in the Caribbean during the Puerto Rico Dust Experiment, Geophys. Res. Lett., 29(7), 1151, doi:10.1029/2001GL014092, 2002.
55. Reid, J. S., et al., Analysis of measurements of Saharan dust by airborne and ground-based remote sensing methods during the Puerto Rico Dust Experiment (PRIDE), J. Geophys. Res., 108, doi:10.1029/2002JD002493, in press, 2003a.
56. Reid, J. S., et al., Comparison of size and morphological measurements of coarse mode dust particles from Africa, J. Geophys. Res., 108, doi:10.1029/ 2002JD002485, in press, 2003b.
57. Rothman, L. S., et al., The HITRAN Molecular Spectroscopic Database and HAWKS (HITRAN Atmospheric Workstation): 1996 edition, J. Quant. Spectrosc. Radiat. Transfer, 60, 665-710, 1998.
58. Russell, P. B., T. Matsumoto, V. J. Banta, J. M. Livingston, C. Mina, D. S. Colburn, and R. F. Pueschel, Measurements with an airborne, autotracking, external-head sunphotometer, paper presented at Sixth Conference on Atmospheric Radiation, Am. Meteorol. Soc., Boston, Mass., 13-16 May 1986.
59. Russell, P. B., et al., Pinatubo and pre-Pinatubo optical-depth spectra: Mauna Loa measurements, comparisons, inferred particle size distributions, radiative effects, and relationship to lidar data, J. Geophys. Res., 98, 22, 969-22,985, 1993a.
60. Russell, P. B., et al., Post-Pinatubo optical depth spectra versus latitude and vortex structure: Airborne tracking Sunphotometer measurements in AASE II. Geophys. Res. Lett., 20, 2571-2574, 1993b.
61. Russell, P. B., et al., Global to microscale evolution of the Pinatubo volcanic aerosol derived from diverse measurements and analyses. J. Geophys. Res., 101, 18,745-18,763, 1996.
62. Russell, P. B., P. V. Hobbs, and L. L. Stowe, Aerosol properties and radiative effects in the United States east coast haze plume: An overview of the Tropospheric Aerosol Radiative Forcing Observational Experiment (TARFOX), J. Geophys. Res., 104, 2213-2222, 1999a.
63. Russell, P. B., J. M. Livingston, P. Hignett, S. Kinne, J. Wong, and P. V. Hobbs. 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, J. Geophys. Res., 104, 2289-2307, 1999b.
64. Sabbah, I., C. Ichoku, Y. J. Kaufman, and L. Remer, Full year cycle of desert dust spectral optical thickness and precipitable water vapor over Alexandria, Egypt, J. Geophys. Res., 106, 18,305-18,316, 2001.
65. -1; Experimental and theoretical studies for a new spectral line database, II: Linelist construction, J. Mol. Spectrosc., 208, 43-50, 2001.
66. Schmid, B., and C. Wehrli, Comparison of sun photometer calibration by Langley technique and standard lamp, Appl. Opt., 34, 4500-4512, 1995.
67. Schmid, B., K. J. Thome, P. Demoulin, R. Peter, C. Matzler, and J. Sekler, Comparison of modeled and empirical approaches for retrieving columnar water vapor from solar transmittance measurements in the 0.94-mm region, J. Geophys. Res., 101, 9345-9358, 1996.
68. Schmid, B., J. Michalsky, R. Halthore, M. Beauharnois, L. Harrison, J. Livingston, P. Russell, B. Holben, T. Eck, and A. Smirnov, Comparison of aerosol optical depth from four solar radiometers during the fall 1997 ARM Intensive Observation Period. Geophys. Res. Lett., 26, 2725-2728. 1999.
69. Schmid, B., et al., Clear sky closure studies of lower tropospheric aerosol and water vapor during ACE-2 using airborne sunphotometer. airborne in-situ, space-borne, and ground-based measurements, Tellus, Ser. B. 52, 568-593, 2000.
70. 2O and aerosol optical depth during the Third Water Vapor IOP in Fall 2000 at the SGP ARM Site, in Proceedings of the Eleventh Atmospheric Radiation Measurement (ARM) Science Team Meeting, edited by D. A. Carrothers, Dep. of Energy, Richland, Wash., 2001a.
71. Schmid, B., et al., Comparison of columnar water-vapor measurements from solar transmittance methods. Appl. Opt., 40, 1886-1896, 2001b.
72. Schmid, B., et al., Coordinated airborne, spaceborne, and ground-based measurements of massive, thick aerosol layers during the dry season in Southern Africa, J. Geophys. Res., 108(D13), 8496, doi:10.1029/ 2002JD002297, 2003a.
73. Schmid, B., et al., Column closure studies of lower tropospheric aerosol and water vapor during ACE-Asia using airborne sunphotometer, airborne in-situ and ship-based lidar measurements, J. Geophys. Res., 108, doi:10.1029/2002JD003361, in press, 2003b.
74. 2 in the UV and visible region (200-700 nm) at 298 K. J. Photochem. Photobiol. A, 40, 195-217, 1987.
75. Seftor, C. J., N. C. Hsu, J. R. Herman, P. K. Bhartia, O. Torres, W. I. Rose, D. J. Scheider, and N. Krotkov, Detection of volcanic ash clouds from Nimbus 7/total ozone mapping spectrometer, J. Geophys. Res., 102, 16,749-16,759, 1997.
76. Shiobara, M., and S. Asano, Estimation of Cirrus optical thickness from Sun photometer measurements, J. Appl. Meteorol., 33, 672-681, 1994.
77. Smirnov, A., B. N. Holben, T. F. Eck, O. Dubovik, and I. Slutsker, Cloud screening and quality control algorithms for the AERONET data base, Remote Sens. Environ., 73, 337-349, 2000a.
78. Smirnov, A., B. N. Holben, D. Savoie, J. M. Prospero, Y. J. Kaufman, D. Tanre, T. F. Eck, and I. Slutsker, Relationship between column aerosol optical thickness and in situ ground based dust concentrations over Barbados, Geophys. Res. Lett., 27, 1643-1646, 2000b.
79. Sokolik, I. N., and O. B. Toon, Direct radiative forcing by anthropogenic mineral aerosols, Nature, 381, 681-683, 1996.
80. Sokolik, I. N., D. M. Winker, G. Bergametti, D. A. Gillette, G. Carmichael, Y. J. Kaufman, L. Gomes, L. Schuetz, and J. E. Penner, Introduction to special section: Outstanding problems in quantifying the radiative impacts of mineral dust, J. Geophys. Res., 106, 18,015-18,027, 2001.
81. Spinhirne, J. D., J. A. R. Rall, and V. S. Scott, Compact eye-safe lidar systems, Rev. Laser Eng., 23, 26-32, 1995.
82. Tanré, D., J. F. Geleyn, and J. Slingo, First results of the introduction of an advanced aerosol-radiation interaction in the ECMWF low resolution global model, in Aerosols and Their Climatic Effects, edited by H. E. Gerber and A. Deepak, pp. 133-177, A. Deepak, Hampton, Va., 1984.
83. Tanré, D., Y. J. Kaufman, M. Herman, and S. Mattoo, Remote sensing of aerosol properties over oceans using MODIS/EOS spectral radiances, J. Geophys. Res., 102, 16,971-16,988, 1997.
84. Tanré, D., Y. J. Kaufman, B. N. Holben, B. Chatenet, A. Karnieli, F. Lavenu, L. Blarel, O. Dubovik, L. A. Remer, and A. Smirnov, Climatology of dust aerosol size distribution and optical properties derived from remotely sensed data in the solar spectrum, J. Geophys. Res., 106, 18,205-18,217, 2001.
85. Taylor, B. N., and C. E. Kuyatt, Guidelines for Evaluating and Expressing the Uncertainty of NIST Measurement Results, NIST Tech. Note 1297, U.S. Gov. Print. Off., Washington, D. C., 1994.
86. Tegen, I., A. A. Lacis, and I. Fung, The influence on climate forcing of mineral aerosols from disturbed soils, Nature, 380, 419-422, 1996.
87. Torres, O., P. K. Bhartia, J. R. Herman, Z. Ahmad, and J. Gleason, Derivation of aerosol properties from satellite measurements of backscattered ultraviolet radiation: Theoretical basis, J. Geophys. Res., 103, 17,099-17,110, 1998.
88. Torres, O., P. K. Bhartia, J. R. Herman, A. Sinyuk, P. Ginoux, and B. Holben, A long-term record of aerosol optical depth from TOMS observations and comparison to AERONET measurements, J. Atmos. Sci., 59, 398-413, 2002.
89. Wang, J., S. A. Christopher, J. S. Reid, H. Maring, D. L. Savoie, B. Holben, J. Livingston, P. B. Russell, and S.-K. Yang, GOES 8 retrieval of dust aerosol optical thickness over the Atlantic Ocean during PRIDE. J. Geophys. Res., 108, doi:10.1029/2002JD002494, in press, 2003.
90. Westphal, D. L., O. B. Toon, and T. N. Carlson, A two-dimensional numerical investigation of the dynamics and microphysics of Saharan dust storms, J. Geophys. Res., 92, 3027-3049, 1987.
91. Westphal, D. L., O. B. Toon, and T. N. Carlson, A case study of mobilization and transport of Saharan dust, J. Atmos. Sci., 45, 2145-2175, 1988.
92. Welton, E. J., J. R. Campbell, J. D. Spinhirne, and V. S. Scott, Global monitoring of clouds and aerosols using a network of micro-pulse lidar systems, in Lidar Remote Sensing for Industry and Environmental Monitoring, edited by U. N. Singh, T. Itabe, and N. Sugimoto, Proc. SPIE Int. Soc. Opt. Eng., 4153, 151-158, 2001.
93. Welton, E. J., K. J. Voss, P. K. Quinn, P. Flatau, K. Markowicz, J. Campbell, J. D. Spinhirne, H. R. Gordon, and J. Johnson, Measurements of aerosol vertical profiles and optical properties during INDOEX 1999 using micropulse lidars, J. Geophys. Res., 107(D19), 8019, doi:10.1029/ 2000JD000038, 2002.
94. Zhang, J., S. A. Christopher, and B. Holben, Intercomparison of aerosol optical thickness derived from GOES 8 imager and ground-based Sun photometers, J. Geophys. Res., 106, 7387-7398, 2001.