Laboratoty for Terrestrial Biogeosciences      

Observing and Modeling Biophysical Processes at Multiple Scales to understand Global Change

Publications


Articles Published in Refereed Journals 


1. Govind,A; Guyon, D; Roujean, J-L; Yauschew-Raguenes, N; Kumari, J; Pisek, P; Wigneron, J-P (2013) Effects of Canopy Architectural Parameterizations on the Modeling of Radiative Transfer Mechanism.   Ecological Modeling. 251(2013), 114-126. 


2. Wang, Z; Grant,  R. ; Arain, A; Bernier, P;  Chen, B; Chen, J; Govind,   A.; Guindon, L; Kurz, W. A; Peng, C; Price, D. T; Stinson, G; Sun, J; Trofymow J. A. and Yeluripati, J. (2013) Incorporating Weather Sensitivity in Inventory-based Estimates of Boreal Forest Productivity: A Meta-analysis of Process Model Results. Ecological Modeling  260, 25-35.


3. Govind, A., Chen, J.M., Bernier, P.Y.,  Margolis, H., Guindon , L. and Beaudoin, A. (2011).  Spatially Distributed Modeling of the Long Term Carbon Balance of a Boreal Landscape. Ecological Modeling. 222(15), 2780-2795. 


4. Govind, A., Chen, J.M., McDonnell, J, Kumari, J and Sonnentag, O. (2010). Effect of Lateral Hydrological Processes on Photosynthesis and Evapotranspiration., Ecohydrology.3. (doi: 10.1002/eco.141). 


5. Govind, A., Chen, J.M.; and Ju, W.(2009b).  Spatially Explicit Simulation of Hydrologically Controlled Carbon and Nitrogen Cycles and Associated Feedback Mechanisms in a Boreal Ecosystem. Journal of Geophysical Research. 114, G02006, (doi: 10.1029/2008JG000728). 


6. Govind, A., Chen, J.M., Margolis, H., Ju, W., Sonnentag, O and Giasson, M.A. (2009a).  A Spatially Explicit Hydro-ecological Modeling Framework (BEPS-TerrainLab V2.0): Model Description and Test in a Boreal Ecosystem in Eastern North America, Journal of Hydrology. 367:200-216. (doi:10.1016/j.jhydrol.2009.01.006). 


7. Sonnentag, O; Chen, J.M; Roulet, N.T; Ju, W; and Govind, A (2008). Spatially Explicit Simulation of Peatland    Hydrology and Carbon Dioxide Exchange: the Influence of Mesoscale Topography. Journal of Geophysical Research 113, G02005, (doi: 10.1029/2007JG000605). 


8. Sonnentag,O; Chen, J.M; Roberts,D; Talbot, J; Halligan, K; Govind A (2007) Mapping Tree and Shrub Leaf Area Indices in an Ombrotrophic Peatland Using Field Measurements and Multiple End Member Spectral Mixture Analysis. Remote Sensing of Environment. 109:342-360. 


9. Chen. J.M, Govind,A; Sonnentag,O; Zhang,Y; Amiro,B and Barr,A(2006): Leaf Area Index of Fluxnet Canada sites. Agricultural and Forest Meteorology.140:257-268. 


10. Kumari.J, Govind.A and Govind.A* (2006): Entropy Change as Influenced by Anthropogenic Impact on a Boreal Land Cover-A Case Study. Journal of Environmental Informatics 7(2) 75-83.  *Arun Govind, Univ. of Saskatchewan, Canada 


11. Kumari.J, Govind.A and Govind.A* (2006): Light Use Index: A Biophysical Index to Predict Plant Growth Parameters. Journal of Agrometeorology 8(2).  *Arun Govind, Univ. of Saskatchewan, Canada


12. Govind.A; Bhavanarayana,M; Kumari.J, and Govind.A* (2005): Efficacy of Different Indices Derived from Spectral Reflectance of Wheat for Nitrogen Stress Detection. Journal of Plant Interactions 1(2):93-105.  *Arun Govind, Univ. of Saskatchewan, Canada 


13. Govind,A ; Bonnefond, J-M; Kumari,J; Moisy,C; Loustau,D and Wigneron,J-P (2012) , Modeling the ecohydrological processes in the Landes de Gascogne, SW France, Proccedings of Plant Growth Modeling, Simulation, Visualization and Applications (PMA), 2012 IEEE Fourth International Symposium, vol., no., pp.133,140. (peer reviewed proceedings) 


14. Govind, A., Guyon, D., Wigneron, J.-P. (2010). Effect of Canopy Architecture on Carbon and Water Fluxes: a numerical experiment. Proceedings of LANDMOD 2010 - International Conference on Integrative Landscape Modelling, Montpellier, France. (2010-02-03 - 2010-02-05). (peer reviewed proceedings)



Articles in Refereed Journals (in progress)


15. Govind, A. and Kumari, J.(2013).  Understanding the Terrestrial Carbon Cycle: An Ecohydrological Approach. Int. Journal of Ecology (in revision).


16. Govind,A; Kumari,J; Al Yaari, A; Cowling, S; El Maayar, M and Wigneron, J-P (2013) Carbon and Water Fluxes Over a Maritime Pine Dominated Landscape in SW Europe. Ecological Modeling  (in revision)


17. Govind, A (2013). On the Nature of Canopy Illumination due to Differences in Elemental Orientation and Aggregation for Radiative Transfer. International Journal of Biometeorology (under review).


18. Défossez,P; Richard,G; Keller,T; Adamiade,V; Govind,A; and Mary,B (2013). Modeling the impact of declining soil organic carbon on the soil mechanical strength: application to a cultivated Eutric Cambisol with massive straw exportation for energy production in Northern France. Soil & Tillage Research (in revision).




Articles in Preparation


19. Govind,A; Kumari, J; Guyon, D; Wigneron, J-P (201x) Effects of Canopy Architecture on Carbon and Water Fluxes: A Numerical Experiment. Ecohydrology. Status: to be submitted in Oct 2013.


20. Regniers, O ; Govind, A ; Guyon,D ; Wigneron, J-P ; Baret, F (2012). Retrieval of Fine-scale Leaf Area index In a Maritime Pine-dominated Ecosystem. IEEE-Geoscience and Remote Sensing Letters. Status: to be submitted in Nov2013.


21. Al Yaari,A; Wigneron,J-P; Ducharne,A; Govind,A; De Rosnay,P; Kerr, Y ; Moisy,C; De Jeu, R; Albergel,C; Balsamo,G and (2013). Global-scale evaluation of two passive microwave satellite-based soil moisture datasets (SMOS and AMSR-E) with respect to modelled estimates. Targeted journal: Remote Sensing of Environment: Draft ready, discussion with co-authors.


22. Govind,A; Kumari, J; Samalens, J.C; Myneni, R; Wigneron, J.P; P.Ciais (200X). Global Mapping of Vegetation Activity under Climate Change. Targeted journal: Geophysical Research Letters. Status: manuscript is being written


23. Govind,A; Law,B.E; Chen,J.M; Turner,D  (200X). Long-term Carbon Balance of Oregon’s Landmass under Disturbances, Changes in Atmospheric Chemistry and Climate. Targeted journal: Global Biogeochemical Cycles. Status: Research work completed, manuscript is being written.



Book Chapters


24. Govind, A and Chen,J.M (2009). Mapping of Terrestrial Carbon Sources and Sinks through Remote Sensing and Modeling. In: Geoinformatics for Natural Resource Management. Eds: Joshi,P.K; Pani,P; Mohapatra,S.N. Nova Science Publishers, Inc. ISBN:978-160692-211-8. 


25. Abreu,M and others (2006). Chapter 8-: Weather Hazards to Forest and Non-Forest Trees.In Applications of meteorology to forestry and non-forest. In: WMO/CAgM Guide to Agricultural Meteorological Practices (GAMP).Ed: Stigter,K; WMO, Geneva. 


26. Kumari,J; Govind,A and Himashu Pathak (2003). International Initiatives on Combating Global Warming. In: Soil and Greenhouse Effect, Monitoring and Mitigation. Ed, H. Pathak and S. Kumar, CBS Publishers, New Delhi. pp 115-123.


27. Govind, A and Stigter, K (2009). The Sustainable Development and Use of Agro-ecosystems. In: Applied Agrometeorology. Ed, Stigter,K. Springer, Heidelberg/New York .


28. Stigter, K and Govind, A and (2009). Improving the Issuing, Absorption and use of Climate Forecast Information in Agricultural Production. In: Applied Agrometeorology. Ed, Stigter,K. Springer, Heidelberg/New York. 




Conference Presentations /Seminars



29. Al Yaari,A; Wigneron,J-P; Ducharne,A; Govind,A; Moisy,C; AlBitar, A and Kerr, Y (2013). Global Inter-comparison of passive (SMOS) and active (ASCAT) surface soil moisture products with modeled surface soil moisture calculated by MERRA/land. Satellite Soil Moisture Validation and Application Workshop, European Space Agency, Frascati, Italy, 1-3 July 2013


30. Govind, A. (2013) Multi-scale Modeling of Greenhouse Gas Fluxes in Diverse Terrestrial Ecosystems. Royal Society International Scientific Seminar "Scaling Methods for Greenhouse Gas Fluxes in British Lowland Peatland" (invited).


31. Moreaux,M; Bosc,A; Gu,J; Rabemanantsoa,T; Moisy,C; Guillot,M; Kumari,J; Govind,A; Wigneron,J-P; Guyon,D; Dayau,S; Ciais,P; and Loustau,D (2013) Modeling the variability in water and carbon fluxes over the 1990-2010 period in the Leyre water catchment in Les Landes de Gascogne forest: attribution to climate and management drivers. Geophysical Research Abstracts. Vol. 15, EGU2013-12578, 2013, EGU General Assembly, Vienna, Austria.


32. Al Yaari,A; Wigneron,J-P; Govind,A; Ducharne,A; Moisy,C; De Rosnay,P; De Jeu,R; Albergel,C; Balsamo,G and Kerr, Y (2013). Evaluation and intercomparison of SMOSL3, CCI, AMSER-LPRM, SMDAS2, and ERA_Land soil moisture products, European Space Agency SMOS Land Applications Workshop, Frascati, Italy. 25-27 February 2013.


33. Al Yaari,A; Wigneron,J-P; Govind,A; Ducharne,A; Moisy,C; De Rosnay,P; De Jeu,R; Albergel,C; Balsamo,G and Kerr, Y (2013). Evaluation and Intercomparison of SMOSL3, AMSRE-LPRM, SM-DAS-2, and ERA-Interim/Land Soil Moisture products. European Space Agency Living Planet Symposium 2013. Edinburgh, United Kingdom.9 to 13 September 2013.


34. Regniers, O ; Govind, A ; Guyon,D ; Wigneron, J-P ; Baret, F (2012) A multiscale and multisensor approach of LAI retrieval in a maritime pine ecosystem. IGARSS 2012 Symposium (session titled: 'Canopy and Leaf Structure'). Munich, Germany (Oral Presentation + paper).  


35. Govind,A ; Bonnefond, J-M; Kumari,J; Moisy,C; Loustau,D and Wigneron,J-P (2012) Distributed Modeling of Ecohydrological Processes in the Landes de Gascogne, SW. France, using the STEPS model. 2012 IEEE 4th International Symposium on Plant Growth Modeling, Simulation, Visualization and Applications , ShangHai (China), 31 October -3 November, 2012 (Oral Presentation). 


36. Govind,A; Bonnefond,J-M; Bosc,A; Kumari,J; Guillo,M; Wigneron,J-P; and Loustau,D  (2011). Ecohydrology of a maritime-pine dominated landscape in Southern France. American Geophysical Union, Fall 2011 Meeting, Dec 2011, San Francisco, CA, USA (Oral Presentation).


37. Govind, A; Kumari, J; Brown, M.E;  Samalens, J.C;  Wigneron, J.P; Myneni, R.B; Loustau, D; Lagouarde, J.P; Kathilankal, J and Guyon, D (2010) Global Trends in Vegetation Dynamics: Lessons Learned from 25 Years of Earth Observation from Space, The 3rd International Symposium on Recent Advances in Quantitative Remote Sensing: RAQRS'III, Torrent, Valencia, Spain. 27th Sept -1st October 2010 (oral presentation). 


38. Govind, A; Guyon, D; Wigneron, J-P (2010) Effect of Canopy Architecture on Carbon and Water Fluxes: A Numerical Experiment. LANDMOD 2010: International Conference on Integrative Landscape Modeling, February 3rd to 5th, 2010, SupAgro, Montpellier, France (poster presentation).


39. Wigneron, J. P. ; Novello, N.; Kerr, Y.; Cabot, F.; Delwart, S.; Demontoux, F.; Govind, A.; Guyon, D.; E. Jacquette, H. Lawrence, E. Lopez-Baeza, A. Mahmoodi, C. Mattar,  Mecklenburg, S.; Mialon, A.; Moisy, C. ; Richaume, P. ; Saleh, K.; Schwank, M.;  Sobrino, J.A. (2010) First evaluation of SMOS observations and L2 soil moisture products over a variety of biomes at global scale. The 3rd International Symposium on Recent Advances in Quantitative Remote Sensing: RAQRS'III, 27 Sept- 1 Oct 2010 (oral presentation + paper)


40. Bernier,P.Y; Wang, Z; Grant,R.F; Arain,A; Chen,B; Chen,J; Coops,N; Govind,A; Guindon,L; Hember,R; Kurz,W;   Price,D.T; Stinson,G; Trofymow,T; and J. Yeluripati A model inter-comparison study of forest growth on two coastal and boreal forest landscapes in Canada. AGU Spring Meeting, (Session-B06 CarboNA: Continental Carbon Cycle Studies in North America) 24-27 May, Toronto, Canada. (Invited Presentation).


41. Chen, J. M; Ju,W; Govind, A; Sonnentag, O (2009). Coupling of Water and Carbon Cycles in Boreal Ecosystems at Watershed and National Scales. AGU Spring Meeting, (Session-H08: Coupled Carbon, Water and Nutrient Cycling in Complex Terrain) 24-27 May, Toronto, Canada. (Invited Presentation).


42. Wang, Z; Grant,R.F; Arain,A; Bernier,P.Y; Chen,B; Chen,J; Coops,N; Govind,A; Guindon,L; Hember,R; Kurz,W;   Price,D.T; Stinson,G; Trofymow,T; and J. Yeluripati (2009) Intercomparisons of modeling the historic carbon balance and evaluating climate sensitivities in Western and Eastern forest landscapes of Canada. 8th International CO2 Conference in Jena, Germany. -19 September 2009 (Poster Presentation).


43. Govind,A and Chen, J. M (2009). A Spatially Explicit Modeling Approach to Capture the Hydrological Effects on Biogeochemical Processes in a Boreal Watershed, AGU Spring Meeting (Session-H08: Coupled Carbon, Water and Nutrient Cycling in Complex Terrain) 24-27 May, Toronto, Canada. (Oral Presentation).


44. Wang, Z; Grant,R.F; Arain,A; Bernier,P.Y; Chen,B; Chen,J; Coops,N; Govind,A; Guindon,L; Hember,R; Kurz,W;   Price,D.T; Stinson,G; Trofymow,T; and J. Yeluripati (2009) Climate and Disturbance Effects on Forest Productivity in Oyster River and Chibougamau Study Areas. 2nd North American Carbon Program (NACP) All-Investigators Meeting. Feb 17-20, 2009. San Diego, CA. (Poster Presentation).


45. Govind,A; Law,B.E; Chen,J.M; Turner,D  (2008). Long-term Carbon Balance of Oregon’s Landmass under Disturbances, Changes in Atmospheric Chemistry and Climate. Ameriflux Annual General Meeting, Oct 2008, Boulder, CO, USA (Poster Presentation).


46. Wang, Z; Grant,R.F; Arain,A; Bernier,P.Y; Chen,B; Chen,J; Coops,N; Govind,A; Guindon,L; Hember,R; Kurz,W;   Price,D.T; Stinson,G; Trofymow,T; and J. Yeluripati (2008). Model Intercomparison: Disturbance Effects on Forest Productivity in Oyster River and Chibougamau Study Areas.14th International Boreal Forest Research Association (IBFRA)  Conference, september 22 -27 2008 in Harbin China (Poster Presentation).


47. Govind,A; Chen,J.M; and Margolis,H  (2007). Spatially explicit simulation of hydrologically controlled carbon and nitrogen cycles and associated feedback mechanisms in a boreal ecosystem in Eastern Canada. American Geophysical Union, Fall 2007 Meeting, Dec 2007, San Francisco, CA, USA (Conference Oral Presentation).


48. Govind,A; Bhavanarayana,M; and Kumari,J (2007).  Simulation of Winter Wheat growth under different levels of Nitrogen using a process based modeling approach. ASA-CSSA-SSSA International Annual Meetings, Nov. 4-8, New Orleans, LA, USA.


49. Wang,Z; Grant,R.F; Trofymow,T; Bernier,P.Y; Kurz,W; Stinson,G; Guindon,L; Chen,J.M; Arain, M.A; Peng,C; Govind,A;  Yeluripati,J;  and  Sun, J (2007). Modeling of Spatial and Temporal Variabilities of Forest above Ground Biomass in Oyster River and Chibougamau Sites, Canada (poster presentation). ASA-CSSA-SSSA International Annual Meetings, Nov. 4-8, New Orleans, LA, USA.


50. Govind,A; Chen,J.M; Bernier,P.Y; Margolis,H; Ju,W; (2007). Linking long term and short term modeling frameworks to reconstruct historical carbon balance at the Eastern Old Black Spruce site. 5th Annual General Meeting of the Fluxnet Canada Research Network, Ottawa, Ontario, Canada, February, 2004. (Poster Presentation).


51. Wang,Z; Grant,R.F; Trofymow,T; Bernier,P.Y; Kurz,W;  Stinson,G; Guindon,L; Chen,J.M; Arain, M.A; Peng,C; Govind,A;  Yeluripati,J;  and  Sun,J (2007). Modeling of Temporal Variability of Forest above Ground Biomass in Oyster River and Chibougamau Sites, FCRN General Meeting, Ottawa (Poster presentation).


52. Govind,A; Chen,J.M; Margolis,H; Bernier,P.Y; (2006) Topographically driven lateral water fluxes and their influence on carbon assimilation of a black spruce ecosystem. American Geophysical Union, Fall 2006 Meeting, Dec 2006, San Francisco, CA, USA (Conference Oral Presentation).


53. Wang,Z; Grant,R.F; Trofymow,T; Bernier,P.Y; Kurz,W; Stinson, G; Guindon,L; Chen,J.M; Price, D and Govind, A (2006) Grid-based Modeling of Temporal and Spatial Variability  of Forest Carbon Fluxes at Oyster River Watershed and Chibougamau Site (poster presentation). American Geophysical Union, Fall 2006 Meeting, Dec 2006, San Francisco, CA.


54. Govind,A; Chen,J.M; Margolis,H; Bernier,P.Y; Ju,W; Beaudoin,A; Guindon,L (2006) Modeling the carbon and hydrological cycles in a black spruce-moss dominated  ecosystem in boreal eastern Canada. (Conference Oral Presentation). 40th Congress of Canadian Meteorological and Oceanographic Society, Toronto, May 29th - June 1st, 2006.


55. Govind,A; Chen,J.M; Margolis,H; Bernier,P.Y; Ju,W; Beaudoin,A; Guindon; Giasson,MA. (2006) 

Coupled Carbon and Hydrological Cycle Modeling at Watershed Scale at the eastern Old Black Spruce Site of FCRN in 2004. 4th Annual General Meeting of the Fluxnet Canada Research Network, Victoria, British Columbia, Canada, February, 2006. (Poster Presentation).


56. Chen, J.M., Ju, W., Govind, A., Sonnentag, O., Chen, X. El-Maayar, M. (2004). Modeling hydrological and carbon cycles at tower sites and upscaling from site to region (poster presentation). 2nd Annual General Meeting of the Fluxnet Canada Research Network, Banff, Alberta, Canada, February, 2004. (Poster Presentation).


57. Govind,A; Bhavanarayana,,M; Gupta,V.K; Tomar,R.K(2001) Comparative Study of Broad band and Hyperspectral Indices as an Indicator of Nitrogen Stress in Wheat Crop. National Symposium on Advances in Remote Sensing Technology with Special emphasis on High Resolution Imagery, organized by Indian society of Remote Sensing (ISRS), Ahmedabad. (Oral Presentation + paper).


58. Govind,A; Bhavanarayana (2003)Quantification of Nitrogen Stress Using La*b* Color System. 2 nd International Congress on Plant Physiology, Indian Agricultural Research Institute, New Delhi. (Poster Presentation).