Dr. Wei Gao

 

ADDRESS

USDA UV-B Monitoring and Research Program

Natural Resource Ecology Laboratory

Colorado State University

Fort Collins, CO 80523-1499

 

Phone   (970) 491-3609

Fax      (970) 491-3601

Email   wgao@uvb.nrel.colostate.edu

 

EDUCATION

 

1997    Ph.D., Applied Meteorology, Purdue University, West Lafayette, IN, USA

 

1992    M.S., Agro-Micrometeorology and Modeling, Mississippi State University, Mississippi State, MS, USA

 

2004    M.S., Computer Information System, Regis University, Denver, CO, USA

 

1987    B.A., English, Anhui Normal University, Wuhu, China

 

1982    B.S., Applied Meteorology, Nanjing Institute of Meteorology, Nanjing, China

 

ACADEMIC POSITIONS

 

(07/2007-present) Senior Research Scientist, Director, USDA UV-B Monitoring and Research Program, Natural Resource Ecology Laboratory, Colorado State University, Fort Collins, Colorado

 

(2002-06/2007) Research Scientist III, Group Leader, USDA UV-B Monitoring and Research Program, Natural Resource Ecology Laboratory, Colorado State University, Fort Collins, Colorado

 

(2003-present) Joint Professor, Department of Soil and Crop Sciences, Colorado State University, Fort Collins, Colorado

 

(1999-2002)    Research Scientist, USDA UV-B Monitoring and Research Program, Cooperative Institute for Research in the Atmosphere, Colorado State University, Fort Collins, Colorado

 

(1997-1999)    Postdoctoral Fellow, Environmental and Societal Impacts Group, National Center for Atmospheric Research, Boulder, Colorado

 

(1993-1997)    Research Assistant and graduate lecturer, Applied Meteorology Laboratory, Department of Agronomy, Purdue University, West Lafayette, Indiana

 

(1991-1992)    Research Assistant, USDA Crop Simulation Research Unit, Department of Plant and Soil Sciences, Mississippi State University, Mississippi State, Mississippi

 

(1987-1990)    Lecturer, Applied Meteorology Laboratory, Anhui University of Science and Technology, China

 

(1982-1985)    Assistant Lecturer, Applied Meteorology Laboratory, Anhui University of Science and Technology, China

 

PUBLISHED WORKS

 

Books:

 

Qu, J., W. Gao, M. Kafatos, R. Murphy and V. Salomonson, 2006, Earth Science Satellite Remote Sensing I, Springer-Verlag and Tsinghua Univ. Press, Heidelberg

 

Qu, J., W. Gao, M. Kafatos, R. Murphy and V. Salomonson, 2006, Earth Science Satellite Remote Sensing II, Springer-Verlag and Tsinghua Univ. Press, Heidelberg

 

Special Issues with Refereed Journals:

 

Slusser, J.R., W. Gao, and J. Herman, 2005, Advances in UV Ground- and Space-based Measurements and Modeling, Journal of Optical Engineering, Volume 44 Number 4

 

Krizek, D.T., and W. Gao, 2004, Ultraviolet Radiation and Terrestrial Ecosystems, Journal of Photochemistry and Photobiology, Volume 79, Number 5

 

Gao, W., J.R. Slusser, R.H. Grant, and G.M. Heisler, 2003, UV Radiation and Its Impacts on Agriculture and Forests, Journal of Agricultural and Forest Meteorology, Volume 120, Number 1-4

 

Slusser, J.R., W. Gao, and R. McKenzie, 2002, The UV Measurements and Modeling, Journal of Optical Engineering, Volume 41 Number 12

 

Scientific Proceedings:

 

Gao, W., and S. Ustin, 2006, Remote Sensing and Modeling of Ecosystems for Sustainability III, Proceedings of SPIE, Volume 6298, 680 pages

 

Tong, Q.X., X.W. Chen, A. Huang, and W. Gao, 2006, Remote Sensing and Space Technology for Multidisciplinary Research and Applications, Proceedings of SPIE, Volume 6199, 250 pages

 

Tong, Q.X., W. Gao, and H.D. Guo, 2006, Remote Sensing of the Environment: 15th National Symposium on Remote Sensing of China, Proceedings of SPIE, Volume 6200, 285 pages

 

Bernhard, G., J.R. Slusser, J.R. Herman, and W. Gao, 2005, Ultraviolet Ground- and Space-based Measurements, Models, and Effects V, Proceedings of SPIE, Volume 5886, 318 pages

 

Gao, W., and D. Shaw, 2005, Remote Sensing and Modeling of Ecosystems for Sustainability II, Proceedings of SPIE, Volume 5884, 552 pages

 

Slusser, J.R., J.R. Herman, W. Gao, and G. Bernhard, 2004, Ultraviolet Ground- and Space-based Measurements, Models, and Effects IV, Proceedings of SPIE, Volume 5545, 138 pages

 

Gao, W., and D. Shaw, 2004, Remote Sensing and Modeling of Ecosystems for Sustainability I, Proceedings of SPIE, Volume 5544, 616 pages

 

Slusser, J.R., J.R. Herman, and W. Gao, 2003, Ultraviolet Ground- and Space-based Measurements, Models, and Effects III, Proceedings of SPIE, Volume 5156, 422 pages

 

Gao, W., and D. Shaw, 2003, Ecosystems Dynamics, Agricultural Remote Sensing and Modeling, and Site-Specific Agriculture, Proceedings of SPIE, Volume 5153, 316 pages

 

Gao, W., J.R. Herman, G.Y. Shi, K. Shibasaki and J.R. Slusser, 2003, Ultraviolet Ground- and Space-based Measurements, Models, and Effects II, Proceedings of SPIE, Volume 4896, 252 pages

 

Slusser, J.R., W. Gao, and J. Herman, 2002, Ultraviolet Ground- and Space-based Measurements, Models, and Effects I, Proceedings of SPIE, Volume 4482, 474 pages

 

Pan, X., W. Gao, M.H. Glantz, and Y. Honda, 2002, Ecosystems Dynamics, Ecosystem-Society Interactions, and Remote Sensing Applications for Semi-Arid and Arid land, Proceedings of SPIE, Volume 4890, 1079 pages

 

Refereed Journal Articles:

 

Koti, S., K.R. Reddy, V.G.Kakani, D. Zhao and W. Gao, 2007, Effects of carbon dioxide, temperature and ultraviolet-B radiation and their interactions soybean (Glycine max L.) growth and development. Environmental and Experimental Botany(60 1-10).

 

Grant, R.H., K. Apostol, and W. Gao, 2006, Biologically effective UV-B exposures of an oak-hickory forest understory during leafout. Agric. Forest Meteorol. Vol. 132 (1-2), 28-43

 

Liang, X.Z., M. Xu, W. Gao, K. Kunkel, J. Slusser, Y. Dai, Q. Min, P.R. Houser, M. Rodell, C.B. Schaaf and F. Gao, 2005, Development of land surface albedo parameterization based on Moderate Resolution Imaging Spectroradiometer (MODIS)  data. J. Geophysical Research, Vol. 110, D11107

 

Zhao, D., K.R. Reddy, V.G. Kakani, S. Koti and W. Gao, 2005, Physiological causes of cotton fruit abscission under conditions of high temperature and enhanced ultraviolet-B radiation. Physiologia Plantarum, Vol. 124, 189-199

 

Liu, W.G., X.L. Pan, W. Gao, Q.D. Shi, G.H. Lu, and K. Guo, 2005, Estimation of ecosystem biomass in Fukang Oasis of Xinjiang using remote sensing. Resources Sci., Vol.27 (5), 134-140

 

Gong L., X.L. Pan, W. Q.D. Shi, Z.M. Wang and W. Gao, 2005, Land use pattern and influential factors in the upper reaches of Tarim River. Resources Sci., Vol.27 (4), 71-75

 

Zhao, D., K.R. Reddy, V.G. Kakani, A.R. Mohammed, J.J. Read and W. Gao, 2004, Photosynthetic characteristics of cotton (Gossypium hirsutum L.) plants as affected by elevated CO2 and UV-B radiation. J. of Plant Physiology., Vol. 161, 581-590

 

Kakani, V. G., K.R. Reddy, D. Zhao and W. Gao, 2004, Senescence and hyperspectral reflectance of cotton leaves exposed to ultraviolet-B radiation and carbon dioxide. Physologia Plantarum. Vol. 121, 250-257

 

Krizek, D. T., and W. Gao, 2004, Ultraviolet Radiation and Terrestrial Ecosystems. J. of Photochemistry and Photobiology. Vol. 79 (5), 379-381

 

Reddy, K. R., V. G. Kakani, D. Zhao, S. Koti and W. Gao, 2004, Interactive Effects of Ultraviolet-B Radiation and Temperature on Cotton Physiology, Growth, Development and Hyperspectral Reflectance. J. of Photochemistry and Photobiology.  Vol. 79 (5), 416-427

 

Gao, W., Y.F. Zheng, J.R. Slusser, G.M. Heisler, R. H. Grant, J.Q. Xu and D.L. He, 2004, Effects of supplementary ultraviolet-B irradiance on maize yield and qualities: a field experiment.  J. of Photochemistry and Photobiology. Vol. 80, 127-131

 

Heisler, G.M., R.H. Grant, W. Gao, and J.R. Slusser, 2004, Solar ultraviolet-B radiation in urban environments: the case of Baltimore, Maryland. J. of Photochemistry and Photobiology. Vol. 80, 422-428

 

Pan, X.L., Y.J. Ma, W. Gao, J.G. Qi, Q.D. Shi, and H.Y. Lu, 2004, Eco-environmental evolution in arid area of west China. J. of Desert Research, Vol 24 (6), 663-673

 

Gao, W., R.H. Grant, G.M. Heisler and J.R. Slusser, 2003, Ultraviolet-B radiation in a row-crop canopy: An extended 1-D model. J. Agric. Forest Meteorol, Vol. 120, 141-152

 

Gao, W., Y.F. Zheng, J.R. Slusser and G.M. Heisler, 2003, Impact of enhanced Ultraviolet-B irradiance on cotton growth, development, yield, and qualities under field conditions.  J. Agric. Forest Meteorol. Vol. 120, 241-248

 

Grant, R.H. and W. Gao, 2003, Diffuse fraction of UV radiation under partly cloudy skies as defined by the Automated Surface Observation System (ASOS). J. Geophysical Research, Vol. 108, 4046-4055

 

Bawhey, C.I. , R.H. Grant and W. Gao, 2003, Digital measurement of heliotropic leaf response in soybean cultivars and leaf exposure tosolar UVB radiation. J. Agric. Forest Meteorol. Vol. 120, 161-176

 

Heisler, G.M., R.H. Grant and W. Gao, 2003, Individual- and scattered-tree influences on ultraviolet irradiance. J. Agric. Forest Meteorol, Vol. 120, 113-126

 

Heisler, G.M., R.H. Grant, W. Gao and J.R. Slusser, 2003, Ultraviolet radiation and its impacts on agriculture and forests.  J. Agric. Forest Meteorol.  Vol. 120, 3-8

 

Grant, R.H., G.M. Heisler, W. Gao, and Matthew Jenks, 2003, Ultraviolet Leaf Reflectance of Common Urban Trees and the Prediction of Reflectance from Leaf Surface Characteristics. J. Agric. Forest Meteorol. Vol. 120, 127-140

 

Zheng Y.F., W. Gao, J.R. Slusser, R.H. Grant and C.H. Wang, 2003, Yield and yield formation of field winter wheat in response to supplemental solar ultraviolet-B radiation. J. Agric. Forest Meteorol. 120, 279-284

 

Reddy K.R., V.G. Kakani, D.Zhao, A.R. Mohammed, and W. Gao, 2003, Cotton responses to ultraviolet-B radiation: experimentation and algorithm development. J.Agric. Forest Meteorol. 120, 249-265

 

Tsvetsinskaya, E.A., L.O. Mearns, T. Mavromatis, W. Gao, L.R. McDaniel, and M.W. Downton, 2003, The effect of spatial scale of climate change scenarios on simulated Maize, winter wheat, and rice production in southeastern United States. Climatic Change. 60, 37-71

 

Gao, W., R.H. Grant, G. M. Heisler, and J. R. Slusser, 2002, A Geometric UV-B Radiation Transfer Model Applied to Vegetation Canopies.  Agronomy Journal. Vol. 94 (3), 475-482

 

Grant, R.H., G. M. Heisler, and W. Gao, 2002, Estimation of Pedestrian Level UV Exposure Under Trees.  Journal of Photochemistry and Photobiology. Vol. 75 (4), 369-376

 

Gao, W., J. R. Slusser, J. Gibson, G. Scott, D. S. Bigelow, J. Kerr, and B. McArthur, 2001, Direct-Sun Column Ozone Retrieval by the UV Multi-filter Rotating Shadow-Band Radiometer and Comparison with Those from Brewer and Dobson    Spectrophotometers.  Appl. Opt. Vol. 40 (19), 3149-3155

 

Chameides, W.L., M. Bergin, X. Zhou, L. Mearns, W. Gao, C.S.Kiang, R. D.Saylor, A. Steiner, and F. Fiorgi, 1999, Case Study of the Effects of atmospheric aerosols and regional haze on agriculture: An opportunity to enhance crop yields in China through emission controls? National Academy of Sciences. Vol 96. 13626-13633

 

Grant, R.H., G.M. Heisler, and W. Gao, 1997, Clear sky radiance distributions in ultraviolet wavelength bands. J. Theor. and Applied Climatol.  Vol. 56, 123-135

 

Grant, R.H., W. Gao, and G.M. Heisler, 1997, Ultraviolet sky radiance distributions of translucent overcast skies. J. Theor. and Applied Climatol. Vol. 58, 129-139

 

Grant, R.H., W. Gao, and G.M. Heisler, 1996, Photosynthetically-active radiation: sky radiance distributions under clear and overcast conditions. J. of Agric. Forest Meteorol. Vol. 82, 267-292

 

Non-Refereed Journal Articles:

 

Gao, W., and J.R. Slusser, 2001, Ultraviolet-B Radiation Measurements and Research. CIRA Newsletter, Vol.16 (2), 8-9

 

Refereed Chapters in Books:

 

Wang, S. and W. Gao, 2002, La Nina and its impacts on China’s climate. In La Niρa and its Impacts: Facts and Speculation, UN University Press 186-189

 

Gao, W, 2003, The applications of RS, GIS, and modeling technology in ecological environment of arid areas. In: On the Frontiers of Science, G.K. Liu (eds). Tsinghua University Press and Interpress, 254-276

 

Gao, W., Z.Q. Gao, X. Pan, J.R. Slusser, M. Cao, J. Zhang, Y. Hamid, and Y. Ma, 2006, The impact of precipitation and temperature on net primary productivity (NPP) in Xinjiang from 1981-2000.  In: Earth Science Satellite Remote Sensing II, J. Qu, W. Gao, M. Kafatos, R. Murphy and V. Salomonson (eds). Springer-Verlag and Tsinghua Univ. Press, 395-406

 

Proceedings/Transactions:

 

Sun, H., Z. Rong, C. Liu. J.Liu, Y. Zhang, P. Zhang, X. Wang, and W. Gao, 2006, Infrared spectrum characteristics of the forest fire from field experiments. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 629806-1—629806-8, Published by SPIE, Bellingham, WA, USA

 

Gao, W., Q.F. Lu, Z.Q. Gao, W.L. Wu, B.Y., Du and J. Slusser, 2006, Analysis of temporal variations of albedo from MODIS. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62981G-1—62981G-7, Published by SPIE, Bellingham, WA, USA

 

Wang, X.L., W. Gao, J. Slusser, K.R. Reddy, Z.Q. Gao, and M. Xu, 2006, Preliminary results of a UV-B effect incorporated GOSSYM Model. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62980O-1—62980O-10, Published by SPIE, Bellingham, WA, USA

 

Wang, X.L., W. Gao, J. Slusser, J. Davis, G. Scott, B. Olson, N. Krotkov, M. Xu, and X-Z. liang, 2006, Spectral distribution of UV-B irradiance derived by synthetic model compared with simulation results of TUV and ground measurements. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62980L-1—62980L-9, Published by SPIE, Bellingham, WA, USA

 

Xu, M., X-Z. Liang, W. Gao, J. Slusser, and K. Kunkel, 2006, Validation of the TUV module in CWRF using USDA-UVB network observations. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62980N-1—62980N-8, Published by SPIE, Bellingham, WA, USA

 

Liu, S.Y., W. Gao, X-Z. Liang, H. Zhang, and J. Slusser, 2006, Sensitivity of CWRF simulations of the China 1998 summer flood to cumulus parameterizations. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62981I-1—62981I-7, Published by SPIE, Bellingham, WA, USA

 

Liu, S.Y., W. Gao, X-Z. Liang, H. Zhang, and J. Slusser, 2006, CWRF simulations of the China 1991 and 1998 summer floods.  In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62981J-1—62981J-7, Published by SPIE, Bellingham, WA, USA

 

Lu, Q.F., W. Gao, Z.Q. Gao, W.L. Wu, B. Du, and J. Slusser, 2006, Numerical simulation of CLM over Tibet Plateau of China. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62981H-1—62981H-7, Published by SPIE, Bellingham, WA, USA

 

Liu, W.G., W. Gao, Z.Q. Gao, X.L. Wang, and J. Slusser, 2006, An analysis between the biomass of ecosystem of oasis and the vegetation index. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62982M-1—62982M-7, Published by SPIE, Bellingham, WA, USA

 

Zou, L.J., W. Gao, T.W. Wu, Z.Q. Gao, B. Du, and J. Slusser, 2006, A 3DVAR land data assimilation scheme: Part 1, mathematical design. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62982E-1—62982E-8, Published by SPIE, Bellingham, WA, USA

 

Zou, L.J., W. Gao, T.W. Wu, Z.Q. Gao, B. Du, and J. Slusser, 2006, A 3DVAR land data assimilation scheme: Part 2, test with ECMWF ERA-40. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 62981M-1—62981M-7, Published by SPIE, Bellingham, WA, USA

 

Gao, Z.Q., W. Gao, and J. Slusser, 2006, The LUCC Responses to Climatic changes in China in the last 20 years. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 629818-1—629818-6, Published by SPIE, Bellingham, WA, USA

 

Li, X.L., X. Yang, and W. Gao, 2006, An integrative hydrological, ecological and economical (HEE) modeling system for assessing water resources and ecosystem production: calibration and validation in the upper and middle parts of the Yellow River Basin, China. In Remote Sensing and Modeling of Ecosystems for Sustainability III, 629821-1—629821-12, Published by SPIE, Bellingham, WA, USA

 

Gao, W., Z. Gao, H.I. Choi, M. Xu and J.R. Slusser.  2005.  Construction of surface boundary conditions for regional climate modeling in China by using the remote sensing data.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 5884013-1—5884013-5, Published by SPIE, Bellingham, WA, USA

 

Apostol, K.G., R.H. Grant, Bawhey, C.I. and W. Gao.  2005.  Short-term impacts of elevated UV-B radiation on soybeans.  In Ultraviolet Ground- and Space-based Measurements, Models, and Effects V, 58860I-1—58860I-10, Published by SPIE, Bellingham, WA, USA.

 

Reddy, K.R., S. Koti, V.G. Kakani, D. Zhao and W. Gao.  2005.  Genotypic variation of soybean and cotton crops in their response to UV-B radiation for vegetative growth and physiology.  In Ultraviolet Ground- and Space-based Measurements, Models, and Effects V, 58860K-1—58860K-13, Published by SPIE, Bellingham, WA, USA

 

Sullivan, J.H., C. Xu, W. Gao and J.R. Slusser.  2005.  Development of UV-B screening compounds in response to variation in ambient levels of UV-B radiation.  In Ultraviolet Ground- and Space-based Measurements, Models, and Effects V, 58860L-1—58860L-11, Published by SPIE, Bellingham, WA, USA

 

Britz, S., C. Caldwell, R. Mirecki, J.R. Slusser and W. Gao.  2005.  Effect of supplemental ultraviolet radiation on the concentration of phytonutrients in green and red leaf lettuce (Lactuca sativa) cultivars.  In Ultraviolet Ground- and Space-based Measurements, Models, and Effects V, 58860W-1—58860W-8, Published by SPIE, Bellingham, WA, USA

 

Beneski, E., J.H. Bassman, J.R. Slusser and W. Gao.  2005.  Application of CCD array digital fiber optic spectrometers in determination of within-tree and within-canopy irradiances of UV-B radiation.  In Ultraviolet Ground- and Space-based Measurements, Models, and Effects V, 58860X-1—58860X-7, Published by SPIE, Bellingham, WA, USA

 

Xu, M., X. Liang, W. Gao, K.R. Reddy, J.R. Slusser and K. Kunkel.  2005.  Preliminary results of the coupled CWRF-GOSSYM system.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 588409-1--588409-7, Published by SPIE, Bellingham, WA, USA

 

Guo, X., W. Gao and J. Wilmshurst.  2005.  Measuring grassland structure for recovery of grassland species at risk.  In Remote Sensing and Modeling of Ecosystems for SustainabilityII, 58840B-1—58840B-12, Published by SPIE, Bellingham, WA, USA

 

Gao, Z., W. Gao and J.R. Slusser.  2005.  The response of leaf area index to climate change during 1981-2000 in China.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 58840S-1—58840S-4, Published by SPIE, Bellingham, WA, USA

 

Lu, Q., W. Gao, Z. Gao, W. Wu, X. Pan, D. Wang, B. Du and J.R. Slusser.  2005.  Simulations of rainfall process in Southeastern China with WRF and MM5.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 58840T-1—58840T-9, Published by SPIE, Bellingham, WA, USA

 

Lu, Q., W. Gao, Z. Gao, W. Wu, X. Pan, B. Du and J.R. Slusser.  2005.  An analysis of seasonal and interannual variability of LAI during 1982-2004.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 58840U-1—58840U-12, Published by SPIE, Bellingham, WA, USA

 

Liu, S., W. Gao, Z. Gao, H. Zhang and B. Du.  2005.  Numerical simulation of summer 2003 climate in China region using RegCM3.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 58840V-1—58840V-18, Published by SPIE, Bellingham, WA, USA

 

Zhang, J., X. Pan, Z. Gao, Q. Shi, G. Lv and W. Gao.  2005.  Modeling the dynamics of urban sprawl and spatial landscape pattern in Beijing metropolitan area.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 58840Y-1—58840Y-13, Published by SPIE, Bellingham, WA, USA

 

Zhang, J., X. Pan, Z. Gao, Q. Shi, G. Lv and W. Gao.  2005.  Impact of urban sprawl on carbon uptake in Beijing metropolitan area.  In Remote Sensing and Modeling of Ecosystems for Sustainability II, 58840Z-1—58840Z-10, Published by SPIE, Bellingham, WA, USA

 

Gao, W., Z. Gao, X. Pan, J. Slusser, J. Qi, X. Zhan, Y. Ma, 2004, Impacts of seasonal climate on net primary productivity (NPP) in Xinjiang, 1981-2000. In Remote Sensing and Modeling of Ecosystems for Sustainability, 543-552, Published by SPIE, Bellingham, WA, USA

 

Gao, W., Y. Zheng, J. Slusser, and R. H. Grant, 2004, Effect of enhanced UV-B radiaton combined with other climate  stressors on winter wheat, Proc. SPIE, 5545, 111-116

 

Gao, Z., J. Liu, M. Cao, Q. Wang, W. Gao, J. Slusser, and X. Pan, 2004,  Analysis on impact of climate changes over the past twenty years on NPP in China,  Proc. 5544,  553-560

 

Grant, R. H., G. M. Heisler, and W. Gao, 2004, Impact of cloud cover on erythemal UV-B exposure under vegetation canopies, Proc. SPIE, 5545, 71-80.

 

Guo, X., W. Gao, P. Richard, Y. Lu, Y. Zheng, and E. Pietroniro, 2004, Canadian prairie drought assessment through MODIS vegetation indices. In Remote Sensing and   Modeling of Ecosystems for Sustainability, 149-158, Published by SPIE, Bellingham, WA, USA

 

He, Q, H. Li, X. Li, Q. Yang, X. Pan and W. Gao, 2004,  The preliminary analysis on boundary climate effects between oasis and desert in the north margin of the Taklimakan desert, Proc. 5544, 448-454

 

Hu, L., R. Wei, X. Wang and W. Gao, 2004, Study on an early warning system and the hierarchical criterions of the forecast intensity of dust storms in the Tarim Basin , Xinjiang, Proc. 5544, 466-474

 

Liang, X.-Z, M. Xu, W. Gao, K. Kunkel, J. Slusser, Y. Dai, Q. Min, 2004, New land surface albedo parameterization based on MODIS data: preliminary result. In Remote Sensing and Modeling of Ecosystems for Sustainability, 55-60, Published by SPIE, Bellingham, WA, USA

 

Lu, Q., W. Gao, X. Pan, Z. Gao, and J. Liu, 2004, Preliminary numerical study on climate response to vegetation change in sensitive climatic area in arid region of China. In Remote Sensing and Modeling of Ecosystems for Sustainability, 207-214

 

Yang, Q, J. Lei, W. Wei, J. Zhao and W. Gao, 2004, Study on the effects of artificial oases to the climate change trend, Proc. 5544, 455-465

 

Yuan, Y., L. Hu, Q. He, X. Pan and W. Gao, 2004, Preliminary study on the characteristics of sand-surface reflective spectra in the hinterland of the Taklimakan desert in winter, Proc. 5544, 481-488

 

Zheng, Y., W. Gao, J. Slusser, R. H. Grant and C.H. Wang, 2004, Response of different crop growth and yield to enhanced UV-B radiation under field conditions, Proc. SPIE, 5545, 102-110

 

Gao, W., Y. Zheng, J. Slusser, Y. He, and R. Zhang, 2003, Impact of enhanced ultraviolet-B irradiance on maize yield formation and structure: A field evaluation, Proc. SPIE, 5156, 396-402

 

Slusser, J.R., D. Bigelow, W. Gao, G.R. Scott, and B. Olson, 2003, Comparison of UV synthetic spectra with broadband and spectral irradiances, Proc. SPIE, 5156, 403-408

 

Heisler, G.M., R. H. Grant, D. J. Nowak, W. Gao, and D. E. Crane, 2003, Inclusion of an Ultraviolet Radiation Transfer Component in an Urban Forest Effects Model for Predicting Tree Influences on Potential Human Exposure to UV Radiation, Proc. SPIE, 5156, 228-235

 

Reddy, K.R., S. Koti, D. Zhao, V.G. Kakani, and W. Gao, 2003, Interactive effects of atmospheric carbon dioxide and ultraviolet-B radiation on cotton growth and physiology, Proc. SPIE, 5156, 262-272

 

Zheng, Y., W. Gao, C.H. Wang, W. Xiao and R.G. Zhang, 2003, Effects of increased UV-B on weeds and big worms in a farmland ecological system, Proc. SPIE, 5156, 273-280

 

Heisler, G.M., R.H.Grant, W. Gao, J.R. Slusser, and C. Ehrlich, 2003, Solar ultraviolet-B radiation in urban environments: Baltimore, Maryland, Proc. SPIE, 4896, 62-69

 

Qi, Y.D., S. Bai, W. Gao, and G.M. Heisler, 2003, Intra- and interspecific comparisons of leaf UV-B absorbing-compound concentration of southern broadleaf trees in the United States, Proc. SPIE, 4896, 120-129

 

Zheng, Y., W. Gao, J.R. Slusser, Y. He, and R.H. Grant, 2003, Growth analytic simulation of soybean and winter wheat crops under different doses of UV-B irradiance, Proc. SPIE, 4896, 130-134

 

Sullivan, J.H., D.C. Gitz, A.E. Stapleton, W. Gao, and J.R. Slusser, 2003, Short-term responses of barley to changes in ambient levels of UV-B radiation and their role in UV protection, Proc. SPIE, 4896, 135-143

 

Gao, W., Y. Zheng, J.R. Slusser, G.M. Heisler, J. Xu and D. He, 2003, Impact of enhanced ultraviolet-B irradiance on maize yield and its seed qualities: a field evaluation, Proc. SPIE, 4896, 159-164

 

Wang, C., Y. Zheng, W. Gao, J.R. Slusser, and D. He, 2003, Responses of winter wheat growth and production under sub-ambient UV-B irradiance. Proc. SPIE, 4896, 219-222

 

Zhan, X.W., W. Gao, J. Qi, P.R. Houser, J.R. Slusser, X. Pan, Z.Q. Gao, and Y. Ma, 2003, Remote sensing and modeling the dynamics of soil moisture and vegetative cover of arid and semiarid areas, Proc. SPIE, 5153, 51-60

 

Gao, W., Z.Q. Gao, X. Pan, J.R. Slusser, M. Cao, J. Qi, J. Zhang, X.W. Zhan, and Y. Ma, 2003, Responses of net primary productivity (NPP) in Xinjiang to climatic changes from 1981-2000, Proc. SPIE, 5153, 73-84

 

Qi, J., C. Wang, Y. Inoue, R. Zhang, and W. Gao, 2003, Synergy of optical and radar remote sensing in agricultural applications, Proc. SPIE, 5153, 153-158

 

Pan, X., W. Gao, Y. Ma, J. Zhang, J. Zhang, Q., Lu, G. Lu, W. Li, and Q. Shi, 2003, Progress report of research on eco-environmental evolution, control, and adjustment for arid land in western China, SPIE, 5153, 245-263

 

Chang, S., Q. Shi, X. Pan, G. Lu, S. Zhao, Z. Gao, and W. Gao, 2003, Sensitivity analysis of response of land cover change to climate change from 1992 to 2000 across Xinjiang, Proc. SPIE, 5153, 289-301

 

Zhang, J., X. Pan, Z.Q. Gao, W. Gao, S. Zhao, Q. Shi, and G. Lu, 2003, Landscape heterogeneity and net primary productivity (NPP) of mountain-oasis-desert ecosystems in western China, Proc. SPIE, 5153, 302-312

 

Gao, W. Z.Q. Gao, J.R. Slusser, X. Pan, and Y.J. Ma, 2003, The responses of net primary production (NPP) to different climate scenarios with Biomass-BGC model in oasis area along the Tiashan Mountains in Xinjiang, China, Proc. SPIE, 4890, 141-150

 

Liang, X.Z.,  W. Gao, K. Kunkel, J.R. Slusser, X. Pan, H. Liu, and Y.J. Ma, 2003, Sustainability of vegetation over Northwest China, Part 1: Climate Response to Grassland, Proc. SPIE, 4890, 29-44

 

Zhan, X.W., W.Gao, X. Pan, and Y.J. Ma, 2003, Monitoring the hydrologic and vegetation dynamics of arid land with satellite remote sensing, and mathematic modeling, Proc. SPIE, 4890, 115-127

 

Gao, Z.Q., W. Gao, J.R. Slusser, X. Pan and Y.J. Ma, 2003, The sensitivity of NPP to climate controls in northern China estimated by CLM model coupled with RS and GIS technology, Proc. SPIE, 4890, 299-305

 

Zhao, S.L., J. Qi, R. Baumeister, W. Gao, Z.Q, Gao, X. Pan, and Y.J. Ma, 2003, Remote sensing land use and land cover dynamics of Zhangye region in Western China, Proc. SPIE, 4890, 245-253

 

Pan, X. W. Gao, F.X. Gu, W.Q. Li, S.L. Chang, Y.D. Zhang, Q. Ye, and S. Anabiek, 2003, The evaluation on interaction between structures and succession of vegetation/ecosystems and arid land environment in western China, Proc. SPIE, 4890, 45-57

 

Pan, X. F.X. Gu, W. Gao, W. Li, S. Anabiek, and M. Glantz, 2003, Stability study of oasis ecosystems in arid land areas of western China, Proc. SPIE, 4890, 19-28

 

Gao, W., Y. Zheng, J.R. Slusser and G.M. Heisler, 2002, Impact of Enhanced Ultraviolet-B Irradiance on Cotton Yield and Qualities, Proc. SPIE, 4482, 381-387

 

Gao, W., R.H. Grant, G.M. Heisler, and J.R. Slusser, 2002, Modeling ultraviolet-B radiation in a maize canopy, Proc. SPIE, 4482, 395-407

 

Gao, W., J.R. Slusser, L.C. Harrison, P. Disterhoft, Q. Min, B. Olson, K. Lantz and B. Davis, 2002, Comparisons of UV Synthetic Spectra Retrieved from the USDA UV Multi-filter Rotating Shadow-band Radiometer with Collocated USDA Reference UV Spectroradiometer and NIWA UV Spectroradiometer, Proc. SPIE, 4482, 408-414

 

Zheng, Y., W. Gao, J. R. Slusser, R. H. Grant and C. Wang, 2002, Yield and Yield Formation of Winter Wheat in Response to Enhanced Solar Ultraviolet-B Radiation. Proc, SPIE, 4482, 335-340

 

Heisler, G.M., R.H. Grant and W. Gao, 2002, Urban tree influences on ultraviolet Irradiance, Proc. SPIE, 4482, 277-290

 

Grant, R.H. and W. Gao, 2002, Estimating the UV Diffuse Fraction of Solar Radiation Under Partly Cloudy Skies.Proc, SPIE, 4482, 160-168

 

Slusser, J.R., N. Krotkov, W. Gao, J.R. Herman, G. Labow and G. Scott, 2002, Comparisons of USDA UV shadow-band Irradiance Measurements with TOMS Satellite and DISORT Model Retrievals Under All Sky conditions, Proc. SPIE, 4482, 56-63

 

Zheng, Y., W. Gao and G. Shi, 2002, Calculating Solar Ultraviolet Radiation by Computational Models in Nanjing Region, Proc. SPIE, 4482, 455-459

 

Gao, W., T. Mavoromatis, and L.O. Mearns, 1998, Validation and soil sensitivity tests with CERES-Wheat, and –Rice in the southeastern United States.  In: Modeling for Crop-Climate-Soil-Pest System and Its Applications in Sustainable Crop Production. Published by JAAS. 220-228

 

Grant, R.H., G.M. Heisler, W. Gao, and W. King, 1998,  Multiple waveband solar irradiance in an open tree canopy: measurement and modeling. Proceedings, 2nd Urban Environment Symposium, Abuequrque, Published by AMS, Boston, MA. 202-205

 

Gao, W. and R.H. Grant, 1996, Influence of Epicuticular Waxes on UV and PAR Leaf              Reflectance. Proc. of 1996 Annual Meeting, Amer. Society of Agronomy. 13-13

 

Gao, W., R.H. Grant, and G.M. Heisler, 1996, Spectral radiative properties of various tree species in ultraviolet wavelengths and the impacts on irradiance modeling. Proc. 22nd Conf. on Agric. and Forest Meteorology, Amer. Met. Soc. 417-418

 

Gao, W., J.H. Siefker, and J.M. McKinion, 1996, The effects of water stress and other environmental variables on the temperature of sunlit pima cotton leaves. Proc. 22nd Conf. on Agric. and Forest Meteorology, Amer. Met. Soc. 161-162

 

Grant, R.H., W. Gao, and G.M. Heisler,  1996, The distribution of photosynthetically-active radiance and its influence on shadowband corrections under clear and overcast sky conditions. Proc. 22nd Conf. on Agric. and Forest Meteorology, Amer. Met. Soc. 157-160

 

Heisler, G.M., R.H. Grant, and W. Gao, 1996, UVB and PAR in the vicinity of urban trees and buildings. Proc. 12th Conf. on Biometeorol. and Aerobiology, Amer. Met. Soc. 460-461

 

Technical Reports:

 

Slusser, J. R., and W. Gao, 2005, Technical Report: USDA Ultraviolet Radiation Monitoring and Research Program.

 

Slusser, J. R., and W. Gao, 2004, Technical Report: USDA Ultraviolet Radiation Monitoring and Research Program.

 

Slusser, J. R., and W. Gao, 2003, Technical Report: USDA Ultraviolet Radiation Monitoring and Research Program.

 

Slusser, J. R., and W. Gao, 2003, Annual Report (Brochure): USDA Ultraviolet Radiation Monitoring and Research Program.

 

Slusser, J. R., and W. Gao, 2002, Interim Report: USDA Ultraviolet Radiation Monitoring and Research Program.

 

Slusser, J. R., and W. Gao, 2001, Interim Report: USDA Ultraviolet Radiation Monitoring and Research Program, 2000.

 

Manuscripts Accepted for Publication:

 

Koti, S., K.R. Reddy, V.G.Kakani, D. Zhao and W. Gao, 2006, Effects of carbon dioxide, temperature and ultraviolet-B radiation and their interactions soybean (Glycine max L.) growth and development.  Environmental and Experimental Botany (in press)

 

Koti, S., K.R. Reddy, G.W. Lawrence, V.R. Reddy, V. G. Kakani, D. Zhao, and W. Gao, 2006, Effect of enhanced UV-B radiation on reniform nematode (Rotylenchus reniformis Linford and Oliverra) populations in cotton (Gossypium hirsutum L.). J. of  New Seeds (in press)

 

Gao, Z.Q., and W. Gao, 2006, Climate changes and their impacts on vegetation ecological zones in China in recent 100 years. J. of Geographical Sciences (in press)

 

CONTRACTS & GRANTS

 

Funded Projects:

 

(2006)     Development and Management of USDA UV-B Monitoring Program, Co-PI with James R. Slusser, USDA Global Change Program, $2,018,497

 

(2006)     Molecular Aspects of Plant Secondary Metabolism in Response to UV Radiation, PI, USDA CSREES, $5000

 

(2005)     Development and Management of USDA UV-B Monitoring Program, Co-PI with James R. Slusser, USDA Global Change Program, $2,089,000

 

(2005)     International Conference on Resources, Ecosystems, and Sustainability of Arid and Semi-arid Regions, PI, UNESCO Participation Programme, $15,000

 

(2004)     Development and Management of USDA UV-B Monitoring Program, Co-PI with James R. Slusser, USDA Global Change Program, $1,890,000

 

(2004)     Outstanding Oversea Chinese Scholars Fund of Chinese Academy of Sciences (AJZ21810), RMB 50,000

 

(2004)     “Chunhui Plan” Research Fund of Ministry of Education of China (Z2004-1-65002), RMB 70,000

 

(2003)     Development and Management of USDA UV-B Monitoring Program, Co-PI with James R. Slusser, USDA Global Change Program, $2,089,000

 

(2003)      National 973 Key Project of China: a subcontract on “The ecological   environment evolution and control in western China” (G1999043503), RMB 290,000

 

(2002)     Development and Management of USDA UV-B Monitoring Program, Co-PI with James R. Slusser, USDA Global Change Program, $1,423,000

 

(2001)     Development and Management of USDA UV-B Monitoring Program, Co-PI with James R. Slusser, USDA Global Change Program, $1,423,000

 

PROFESSIONAL AFFILIATIONS AND ACTIVITIES

 

Member of International Optical Engineering Society (SPIE)

Member of American Society of Agronomy (ASA)

Member of American Meteorological Society (AMS)

 

Council Chair of Society of Chinese American Professors and Scientists

 

Chair, Remote and In-situ Sensing Program, International Optical Engineering Society (SPIE), 2003-present (coordinate more than ten scientific conferences each year)

Member, the SPIE Presidential Asia Advisory Committee

Member, the SPIE Symposia Committee

 

Member, Regional Scenario Team of North America, United Nations Environment Programme (UNEP)

Member, CSU-China International Discover Initiative Advisory Board

Member, Board of Advisors of China Meteorological Administration (CMA)

Member, Board of Advisory Committee, Center for Capacity Building, National Center for Atmospheric Research

 

Editor-in-Chief, Journal of Applied Remote Sensing

 

Associate Editor, Frontiers of Science and Technology for the 21st Century, Springer-Verlag and Tsinghua Univ. Press

Member of Editorial Advisory Board for the SPIE Newsroom

Member of Editorial Board for the Frontiers of Environmental Science & Engineering

Member of Editorial Committee for the Journal of Meteorology and Disaster Reduction Research

 

Grant Refereeing: Referee technical proposals for NSF, USDA, NASA and Natural Environmental Research Council

 

Manuscript Refereeing: referee for scientific papers for Journal of Geophysical Research, Applied Optics, Journal of Agronomy, Journal of Photochemistry and Photobiology, Journal of Agricultural and Forest Meteorology, Solar Energy, European Journal of Agronomy

 

HONORS AND AWARDS

 

2002, Excellent Dedication and Service, International Optical Engineering Society   (SPIE), Hangzhou

2005, Fellow, International Optical Engineering Society (SPIE), San Diego

 

PAPERS PRESENTED/SYMPOSIA/INVITED PROFESSIONAL MEETINGS

 

Gao, W.  2006. Ecosystems assessment by using retrieved remote sensing data, regional climate model and DSSAT/GOSSYM models. July 12, 2006, Anhui Meteorological Bureau, Hefei,

 

Gao, W. 2006. Study of climate-ecosystems interactions by using remote sensing, modelings and data assimilation. June 28, 2006, Hubei Meteorological Bureau, Wuhan,

 

Gao, W., and J.R. Slusser. 2006.  The USDA UV-B Monitoring and Research Program Research and Products. April 19-21, 2006, Dunedin, New Zealand

 

Grant, R.H., and W. Gao. 2006. The penetration of diffuse UV radiation into a maize canopy. In: the 17th Conference of Biometeorology and Aerobiology, American Meteorological