Timothy Randhir                                 

Professor and Graduate Program Director

Email: randhir

Phone: 413-545-3969

Office: 326 Holdsworth

Professional Websites: ResearcherID, Google Scholar, ORCID, Academia.edu

Twitter: Follow @timrandhir

Web/Mobile spatial decision support systems ;
UMass Yoro Sustainability Project

Curriculum Vitae

Primary Interests

Dr. Randhir’s primary interests include watershed management, water quality, ecological economics, complex systems, dynamic modeling and optimization, spatial analysis and simulation, Institutional economics, GIS-Internet-Simulation interfacing, systems modeling, climate change, land use policy, international trade and development, common-pool resource management, nonpoint source pollution, and natural resources policy and management.

Current / Recent Projects

Spatio-temporal modeling of watershed dynamics (Blackstone Watershed); Sediment loading and aquatic ecosystem response (Connecticut River Watershed); Deliberative group decisions (Chicopee Watershed); Climate change and glacier-fed watersheds of the tropics; Modeling multiple contaminants and Land dynamics (Blackstone Watershed); Coliform contamination and chlorine by-products (Kampala, Uganda); Multi-attribute watershed classification for restoration (Chicopee Watershed); Performance measures for Watershed systems (Chicopee Watershed); Impact of climatic change on watershed systems (Connecticut River Watershed); Water harvesting in urbanizing watershed systems (Taunton Watershed); Watershed dimensions and biodiversity (Westfield River Watershed); Institutional solutions to water resources (Honduras); Urbanization in Watersheds (Blackstone Watershed); Urban Modeling of Pervious cover (Mill River Watershed, Springfield); Modeling Land use – Land cover change (Connecticut Watershed); Structure and performance of watershed organizations (Nationwide); Watershed impacts of animal feed operations (Middle Connecticut Watershed); Internet-based, watershed information site for Watershed Communities (Comprehensive site for watershed information); Watershed education (website with resources for teaching)

Courses Taught

  • NRC 578-Watershed Science and Management
  • NRC 576 – Water Resources Management and Policy
  • NRC 577 – Ecosystem Modeling and Simulation
  • ECO 675 – Ecological Economics and Sustainability
  • ECO 678 – Advanced Watershed Science
  • NRC 578 – Watershed Management – Online
  • HONORS 391 – Blue Gold and World Water Wars

Selected Recent Publications


Randhir, T.O. 2006. Watershed Management: Issues and Approaches. International Water Association Publishing, London, UK.


Ross, E. and T.O. Randhir. 2021. Effects of Climate and Land Use Changes on Water Quantity and Quality of Coastal Watersheds of Narragansett Bay. Accepted. Science of the Total Environment.

Maleki, M.S., M.E. Banihabib, T.O. Randhir. 2021. SWAT-SF: A flexible SWAT-based model for watershed-scale water and soil salinity modeling. Journal of Contaminant Hydrology. https://doi.org/10.1016/j.jconhyd.2021.103893

Jamali, A.A., R.G. Kalhajeh, T.O. Randhir, and S. He. 2021. Modeling relationship between land surface temperature anomaly and environmental factors using GEE and Giovanni. Accepted. Journal of Environmental Management.

Mirzaie, N., M.E. Banihabib, S.M.H. Shahdany, and T.O. Randhir. 2021. Fuzzy particle swarm optimization for conjunctive use of groundwater and reclaimed wastewater under uncertainty.  Agricultural Water Management. 256(1): https://doi.org/10.1016/j.agwat.2021.107116

Norvanchig, J. and T.O. Randhir. 2021. Simulation of Ecohydrological processes influencing water supplies in the Tuul River Watershed of Mongolia. Journal of Hydroinformatics. https://doi.org/10.2166/hydro.2021.056

Helaly, A.A., E. Mady, E. A. Salem, and T.O. Randhir. 2021. Stimulatory Effects of Growth-Promoting Bacteria on Growth, Nutritional Composition, and Yield of Kale Plants. (Accepted) Journal of Plant Nutrition

Ghafoori-Kharanagh, S., M.E. Banihabib, S. Javadi, and T.O. Randhir. 2021. Participatory Water-Food-Energy Nexus Approach for Evaluation and Design of Groundwater Governance. Water Resources Management. https://doi.org/10.1007/s11269-021-02894-4

Zhang, C., D. Tan, N. Yua, X. Yina, and T.O. Randhir. 2021. Value creation mechanism through carbon assets for the sustainability of the automobile sector. Sustainable Development. https://doi.org/10.1002/sd.2216

Moghaddam, H.K., M. E. Banihabib, S. Javadi, and T.O. Randhir. 2021. A Framework for the Assessment of Qualitative and Quantitative Sustainable Development of Groundwater system. Sustainable Development. https://doi.org/10.1002/sd.2205

Mohammadi, A., M. Banihabib, H. Yousefi, H. Pouraram, T.O. Randhir, (2021). Critique and review of desirable and present food baskets of Iranian society using the water and food nexus approach. Iranian Journal of Ecohydrology, 8(2), 599-609. https://doi.org/10.22059/ije.2021.325479.1517

Vargas-de la Mora, A. M.A. Castillo-Santiago, T.O. Randhir, M.C. Hernández-Moreno, M.J. Cach-Pérez, and V. Camacho-Valdéz. Know to Improve: Factors that influence the transition towards silvopastoral systems in the Chiapas coast. Tropical and Subtropical Agroecosystems, 24(3):1-16.  https://www.revista.ccba.uady.mx/ojs/index.php/TSA/article/view/3689/1679.

Jamali, A.A., R. Tabatabaee, T.O. Randhir. 2021. Ecotourism and socioeconomic strategies for Khansar River watershed of Iran. Environment Development and Sustainability. https://doi.org/10.1007/s10668-021-01334-y

Paulding, C., T.O. Randhir. 2021. An Ecohydrological Assessment of Potential Impacts of Climate Change on the Herpetofauna, Sustainability and Climate Change. 14(1):22-34 https://doi.org/10.1089/scc.2020.0027

Sun, X., W. Liu, S. Li, P. Chen, M. Cao, T.O. Randhir, and Y. Zhang. 2020. Species richness patterns of waterbirds overwintering on the Jiangsu coast for coastal reclamation. Ocean & Coastal Management, p.105488. https://doi.org/10.1016/j.ocecoaman.2020.105488

Yurtseven, I., Randhir, T.O. 2020. Multivariate assessment of spatial and temporal variations in irrigation water quality in Lake Uluabat watershed of Turkey. Environmental Monitoring & Assessment, 192, 793. https://doi.org/10.1007/s10661-020-08723-2 

Maleki, M.S., M.E. Banihabib, T.O. Randhir. 2020. SWAT-S: A SWAT-salinity module for watershed-scale modeling of natural salinity. Environmental Modelling and Software. https://doi.org/10.1016/j.envsoft.2020.104906

Zhang, C., N. Yua, X. Yina, T.O. Randhir. 2020. Environmental performance evaluation of enterprises using internal resource loss and external environmental damage costs, Journal of Environmental Planning and Management, https://doi.org/10.1080/09640568.2020.1802238

Dowlatabadi, N.K., M.E. Banihabib, A. Roozbahani, T.O. Randhir. 2020. Enhanced GMCR model for resolving conflicts in a transboundary wetland, Science of the Total Environment, 744.  https://doi.org/10.1016/j.scitotenv.2020.140816

Mello, K.D., R.H. Taniwaki, F. R. D. Paula, R.A. Valente, T.O. Randhir, D.R. Macedo, C.G. Lea, C.B. Rodrigues, R.M. Hughes. 2020. Multiscale land use impacts on water quality: assessment, planning, and future perspectives in Brazil, Journal of Environmental Management. 270, p.110879. https://doi.org/10.1016/j.jenvman.2020.110879

Xie, B., M. Liu, T.O. Randhir, Y. Yi, X. Hu. 2020. Is the Biological Assets Measured by Historical Cost Value-related? Custos E Agronegócio. 16(1):122-150 http://www.custoseagronegocioonline.com.br/numero1v16/OK%206%20assets.pdf

Mamba, H.S., Randhir, T.O., and Fuller, T.K., 2020. Community attitudes and perceptions concerning rhinoceros poaching and conservation: a case study in eSwatini. African Journal of Wildlife Research, 50(1), pp.1-7. http://doi.org/10.3957/056.050.0001

Banihabib, M.E., N. Chitsaz, and T.O. Randhir. 2020. Non-compensatory Decision Model for Incorporating the Sustainable Development Criteria in Flood Risk Management Plans. SN Applied Sciences, 2, 6. https://doi.org/10.1007/s42452-019-1695-6.

Zhang, C., K. Song, H. Wang, and T.O. Randhir. 2019. Carbon budget management in the civil aviation industry using an interactive control perspective, International Journal of Sustainable Transportation, https://doi.org/10.1080/15568318.2019.1679923

Sun, X, Y. Zhang, Y. Shen, T.O. Randhir, and M. Cao. 2019. Exploring ecosystem services and scenario simulation in the headwaters of Qiantang River Watershed of China. Environmental Science and Pollution Research. 26(34):34905-34923 https://DOI:10.1007/s11356-019-06483-2

Randhir, T.O., J.H. Axelson. 2019. Water use and conservation preferences among households in an urbanizing gradient. Water Conservation Science and Engineering, https://doi.org/10.1007/s41101-019-00074-5

Tsvetkova, O., T.O. Randhir. 2019. Spatial and temporal uncertainty in climatic impacts on watershed systems, Science of The Total Environment, 687: 618-633. https://doi.org/10.1016/j.scitotenv.2019.06.141 

Mello, K. D., R. A. Valente, T.O. Randhir, C.A. Vettorazzi. 2018. Impacts of tropical forest cover on water quality in agricultural watersheds in southeastern Brazil. Ecological Indicators. 93: 1293-1301. https://doi.org/10.1016/j.ecolind.2018.06.030

Mello, K. D., R. A. Valente, T. O. Randhir, A.C.A.D. Santos, C.A. Vettorazzi. 2018. Effects of land use and land cover on water quality of low-order streams in Southeastern Brazil: Watershed versus riparian zone, CATENA,167:130–138. https://doi.org/10.1016/j.catena.2018.04.027

Quinonez, A.L.C., T. K. Fuller., T.O. Randhir. 2018. A review of otter distribution modeling: Approach, scale, and metrics. IUCN Otter Species Group Bulletin. 35(2): 97-127. http://www.otterspecialistgroup.org/Bulletin/Volume35/Quinonez_et_al_2018.html

Randhir, T.O., P. Mozumder, and N. Halim. 2018. Decision-making under Surprise and Uncertainty: Arsenic Contamination of Water Supplies. Journal of Hydrologyhttps://doi.org/10.1016/j.jhydrol.2018.03.030

Zhang, C., T.O. Randhir, and Y. Zhang. 2018. Theory and practice of enterprise carbon assets management from the perspective of Low Carbon Transformation. Carbon Management. https://doi.org/10.1080/17583004.2018.1426329

Jamali, A.A., T. O. Randhir, and J. Nosrati. 2018. Water resources planning for subsurface dam sites using Boolean and fuzzy logic in arid watersheds. ASCE’s Journal of Water Resources Planning and Management. https://ascelibrary.org/doi/full/10.1061/(ASCE)WR.1943-5452.0000947

Rajaiei, F., A.E. Sari, A. Salmanmahiny, T. O. Randhir, M. Delavar, R.D. Behrooz, A. M. Bavani. 2018. Simulating long-term effect of Hyrcanian forest loss on phosphorus loading at the sub-watershed level. Journal of Arid Land. https://doi.org/10.1007/s40333-018-0012-3

Jamali, A.A., S. Zarekia, and T.O. Randhir. 2018. Risk assessment of sand dune disaster in relation to geomorphic properties and vulnerability in the Suduq-Yazd Erg. Applied Ecology and Environmental Research 16(1): 579-590. http://dx.doi.org/10.15666/aeer/1601_579590

Mello, K. D., and T.O. Randhir. 2017. Diagnosis of water crises in the metropolitan area of São Pau-lo: Policy opportunities for sustainability, Urban Water Journal. 15(1):53-60. https://doi.org/10.1080/1573062X.2017.1395895

Mello, K.D., T. O. Randhir, R. A. Valente, and C. A. Vettorazzi. 2017. Riparian restoration for protecting water quality in tropical agricultural watersheds, Ecological Engineering https://doi.org/10.1016/j.ecoleng.2017.06.049.

Randhir, T.O., E. Wright, and J. Ahern. 2017. Modeling Suburban Phosphorus Runoff and BMPs: Downscaling from watershed systems to site-specific scales, ASCE’s Jl. of Sustainable Water in the Built Environment, 3(4): 1-12. doi:10.1061/JSWBAY.0000829

Talib, A., and T.O. Randhir. 2017. Climate change and land use impacts on hydrologic processes of watershed systems, Journal of Water and Climate Change, doi: 10.2166/wcc.2017.064

Han, L. T.O. Randhir, M. Huang. 2017. Design and assessment of stream–wetland systems for nutrient removal in an urban watershed of China, Water, Air, & Soil Pollution. 228:139. doi:10.1007/s11270-017-3312-x

Pamukcu, P., N. Erdem, Y. Serengil, and T.O. Randhir. 2016. Ecohydrologic modeling of water resources and land use for watershed conservation, Ecological Informatics, http://dx.doi.org/10.1016/j.ecoinf.2016.09.005

Dudula, J. and T.O. Randhir. 2016. Modeling the influence of Climate Change on Watershed Systems: Adaptation through Targeted Practices. Journal of Hydrology. doi:10.1016/j.jhydrol.2016.07.020.

Talib, A., and T.O. Randhir. 2016. Managing Emerging Contaminants in Watersheds: Need for Comprehensive, Systems-Based Strategies, Sustainability of Water Quality and Ecology, doi:10.1016/j.swaqe.

Randhir, T.O. 2016. Globalization impacts on local commons: multiscale strategies for socioeconomic and ecological resilience. International Journal of Commons. 10(1). DOI: 10.18352/ijc.517.

Talib, A., and T.O. Randhir. 2016. Managing emerging contaminants: Status, impacts, and watershed-wide strategies. Exposure and Health. 10.1007/s12403-015-0192-4.

Ekness, P., and T.O. Randhir. 2015. Effect of climate and land cover changes on watershed runoff: A multivariate assessment for stormwater management, Jl. of Geophysical Research: Biogeosciences. 120(9):1785-1796. DOI: 10.1002/

Zhang, C., and T.O. Randhir. 2015. Comparative analysis of accounting principles in trading carbon emissions for alternative mechanism design, Jl. of Env. Accounting and Management, 3(1): 1-11.

Randhir, T.O. and S. Raposa. 2014. Urbanization and watershed sustainability: Collaborative simulation modeling of alternative landscape states, Journal of Hydrology. 519: 1526-1536.

Sekar, I. and T.O. Randhir. 2014. Spatial Risk Assessment of Farming on Wetland Habitats in Watershed System.  Water, Air, & Soil Pollution. 225. DOI 10.1007/s11270-014-2116-5.

Randhir, T.O. The resilience of watershed systems to climate change. J. of Earth Science and Climatic Change, 5:6. http://dx.doi.org/10.4172/2157-7617.1000e109

Oluka, S., A. L. Steigen, T.O. Randhir. 2014. Managing coliform contamination and chlorine by-products in urban water supply system in Uganda, Sustainability of Water Quality and Ecology, http://dx.doi.org/10.1016/j.swaqe.2014.04.001.

Randhir, T.O. and P. Ekness†, 2013. Water quality change and habitat potential in riparian ecosystems. Ecohydrology and Hydrobiology, DOI: 10.1016/j.ecohyd.2013.09.001.

Erol, A., and T.O. Randhir. 2013. Watershed ecosystem modeling of land-use impacts on water quality, Ecological Modeling. DOI: 10.1016/j.ecolmodel.2013.09.005.

Randhir, T.O., and A. Erol. 2013. Emerging Threats to Forests: Resilience and Strategies at System Scale,” American Journal of Plant Sciences, 4(3A):739-748. doi: 10.4236/ajps.2013.43A093

Other Articles (1996-2012):

Book Chapters

Randhir, T.O., and A.G. Hawes. 2010. Ecology and Poverty in Watershed Management. Invited chapter, DeClerck, F., J.C. Ingram, and C.R. Del Rio. Integrating Ecology into Poverty Alleviation and International Development Efforts: a practical guide. Springer Verlag Publication.

Randhir, T.O., P. Ekness, and O. Tsvetkova. 2010. Climatic change impacts on hydrologic dynamics of watershed systems. In Jeremy C. Vaughn. Watershed: Management, Restoration, and Environmental Impact. Nova Science Publishers, USA.

Randhir, T.O. 2003. Land Use Planning. In: Water: Science and Issues, ed. E. Julius Dasch. New York: Macmillan Reference USA. Pages: 7-11.

Randhir, T.O. 2003. Global Warming: Policy Making. In: Water: Science and Issues, ed. E. Julius Dasch. New York: Macmillan Reference USA. pages: 134-137.

Randhir, T.O., and S. R. Subramanian. 1999. Hill Agriculture Development: Environmental Issues. In: Kainth, G.S. Developing Hill Agriculture. (Ed.). Vedams Press., Delhi, India.

Conference Abstracts