DISSEMINATION
Peer-reviewed Books and Special Journal Issues
2024
Saha, D. K.G. Villholth, M. Shamrukh (Eds.): Managed Groundwater Recharge and Rainwater Harvesting – Outlook from Developing Countries. Springer Nature, Singapore. ISBN978-981-99-8756-6. https://doi.org/10.1007/978-981-99-8757-3.
2023
Pavelic, P., K.G. Villholth, and S. Verma (Eds.): Sustainable Groundwater Development for Improved Livelihoods in Sub-Saharan Africa. Routledge, Oxfordshire, UK and New York, New York. 236 pp. DOI: 10.4324/9781003348788. ISBN 9781032391915.
2022
Loon, A. van, G.D. Baldassarre, U. Lall, K.G. Villholth, H. Kreibich, and T. Fuqiang: Hydrological Extremes and Society. Research Topic, Frontiers in Water – Water & Human Systems. https://www.frontiersin.org/research-topics/14499/hydrological-extremes-and-society#overview.
2021
Zheng, Y., A. Ross, K.G. Villholth, and P. Dillon (Eds.): Managing Aquifer Recharge: A Showcase for Resilience and Sustainability. UNESCO/IAH/GRIPP, 379 pp. ISBN: 978-92-3-100488-9. https://unesdoc.unesco.org/ark:/48223/pf0000379962.
2019
Taylor, R.T., G. Favreau, B.R. Scanlon, and K.G. Villholth (Eds): Topical Collection: Determining groundwater sustainability from long-term piezometry in Sub-Saharan Africa. Hydrogeol. J., 27, 443-446. https://doi.org/10.1007/s10040-019-01946-9.
2018
Villholth, K.G., J. van der Gun, E. López-Gunn, K. Conti, and A. Garrido (Eds.): Advances in Groundwater Governance. Taylor & Francis Group, London, UK. ISBN: 1-138-02980-4. https://gripp.iwmi.org/wp-content/uploads/sites/2/2019/01/advances-in-groundwater-governance.pdf.
Peer-reviewed Journal Papers and Book Chapters
2024
Pascual, R., L. Piana, S.U. Bhat, P.F. Castro, J. Corbera, D. Cummings, C. Delgado, E. Eades, R.J. Fensham, M. Fernández-Martínez, V. Ferreira, M. Filippini, G. García, A. Gargini, S.D. Hopper, L. Knapp, I.D. Lewis, J. Peñuelas, C. Preece, V.H. Resh, E. Romero, B. Samraoui, F. Samraoui, S. Segadelli, N.Th. Skoulikidis, C.N. Solak, J. Solé, K.G. Villholth, H.K. Wani, M. Cantonati, and L.E. Stevens: The cultural ecohydrogeology of Mediterranean-climate springs: A global review with case studies. Environments, 11:6, 110, https://doi.org/10.3390/environments11060110.
2024
Saha, D., K.G. Villholth, and M. Shamrukh: Managed groundwater recharge and rainwater harvesting for sustainable development: Research, practices, and policies from developing countries. In: Saha, D. K.G. Villholth, M. Shamrukh (Eds.): Managed Groundwater Recharge and Rainwater Harvesting – Outlook from Developing Countries. Springer Nature, Singapore. ISBN978-981-99-8756-6. https://doi.org/10.1007/978-981-99-8757-3.
2023
Villholth, K.G.: Groundwater irrigation for smallholders in Sub-Saharan Africa – a synthesis of current knowledge to guide sustainable outcomes. In: Pavelic, P., K.G. Villholth, and S. Verma (Eds.): Sustainable Groundwater Development for Improved Livelihoods in Sub-Saharan Africa. Routledge, Oxfordshire, UK and New York, New York. DOI: 10.4324/9781003348788. ISBN 9781032391915. https://www.routledge.com/Sustainable-Groundwater-Development-for-Improved-Livelihoods-in-Sub-Saharan/Pavelic-Villholth-Verma/p/book/9781032391915.
2023
Pavelic, P., K.G. Villholth, and S. Verma: Identifying the barriers and pathways forward for expanding the use of groundwater for irrigation in Sub-Saharan Africa. In: Pavelic, P., K.G. Villholth, and S. Verma (Eds.): Sustainable Groundwater Development for Improved Livelihoods in Sub-Saharan Africa. Routledge, Oxfordshire, UK and New York, New York. DOI: 10.4324/9781003348788. ISBN 9781032391915.
https://www.routledge.com/Sustainable-Groundwater-Development-for-Improved-Livelihoods-in-Sub-Saharan/Pavelic-Villholth-Verma/p/book/9781032391915.
2023
Gebregziabher, G., K.G. Villholth, M.A. Hanjra, M. Yirgab, and R.E. Namara: Cost-benefit analysis and ideas for cost sharing of groundwater irrigation: Evidence from North-Eastern Ethiopia. In: Pavelic, P., K.G. Villholth, and S. Verma (Eds.): Sustainable Groundwater Development for Improved Livelihoods in Sub-Saharan Africa. Routledge, Oxfordshire, UK and New York, New York. DOI: 10.4324/9781003348788. ISBN 9781032391915.
https://www.routledge.com/Sustainable-Groundwater-Development-for-Improved-Livelihoods-in-Sub-Saharan/Pavelic-Villholth-Verma/p/book/9781032391915.
2023
Huggins, X, T. Gleeson, K.G. Villholth, J.C. Rocha, and J.S. Famiglietti: Global archetypes of groundwater interactions in social-ecological systems. Water. Resour. Res. doi: 10.31223/X5M382.
2023
Perez, N., V. Singh, C. Ringler, H. Xie, T. Zhu, E.H. Sutanudjaja, and K.G. Villholth: The implications of ending groundwater overdraft for global food security. Nature Sustainability. https://doi.org/10.21203/rs.3.rs-3056003/v1.
2023
Chandrasekharan, K.M., K.G. Villholth, J.J. Kashaigili, G. Gebregziabher, and P.J. Mandela: Land Cover Changes in the Upper Great Ruaha (Tanzania) and the Upper Awash (Ethiopia) River Basins and their Potential Implications for Groundwater Resources. Colombo, Sri Lanka: International Water Management Institute (IWMI). 41p. (IWMI Research Report 184). doi: https://doi.org/10.5337/2023.212.
2023
Lindle, J., K.G Villholth, G.Y. Ebrahim, J.P.R. Sorensen, R.G. Taylor, and K.H. Jensen: Groundwater recharge influenced by ephemeral river flow and land use in the semi-arid Limpopo Province of South Africa. Hydrogeol. J. https://doi.org/10.1007/s10040-023-02682-x
2023
Rodella, A.-S., E. Zaveri, and F. Bertone (Eds.). The Hidden Wealth of Nations: The Economics of Groundwater in Times of Climate Change. Washington, DC: World Bank. License: Creative Commons Attribution CC BY 3.0 IGO. International collaborators: K.G. Villholth et al.
2023
Fensham, R.J., R. Adinehvand, S. Babidge, M. Cantonati, M. Currell, L. Daniele, A. Elci, D.M.P. Galassi, Á. de la Hera Portillo, S. Hamad, D. Han, H.A. Jawadi, J. Jotheri, B. Laffineur, A.H. Mohammad, A. Naqinezhad, A. Navidtalab, K. Nicoll, T. Odeh, V. Re, B. Sanjuan, V. Souza, L.E. Stevens, M. Tekere, E. Tshibalo, J. Silcock, J. Webb, B. van Wyk, M. Zamanpoore, and K.G. Villholth: Fellowship of the Spring: an initiative to document and protect the world’s oases. Sci. Total Environ. 887 (2023) 163936.
2023
Scanlon, B.R., S. Fakhreddine, A. Rateb, I. de Graaf, J. Famiglietti, T. Gleeson, R. Q. Grafton; E. Jobbagy, S. Kebede, S.R. Kolusu, L.F. Konikow, D. Long, M. Mekonnen, H.M. Schmied, A. Mukherjee, A. MacDonald, R.C. Reedy, M. Shamsudduha, C.T. Simmons, A. Sun; R. Taylor, K.G. Villholth, C.J. Vörösmarty, and C. Zheng: Global water resources and the role of groundwater in a resilient water future. Nat. Rev. Earth Environ. https://doi.org/10.1038/s43017-022-00378-6.
2023
Altchenko, Y, R. Biancalani, J.L.G. Aróstegui, K.G. Villholth, and A. Ducharne: Irrigation avec les eaux souterraines pour atteindre les Objectifs de Développement Durable sur l’éradication de la faim: espoirs et limites pour l’Afrique Sub-Saharienne. Géologues, 215, 75-81. ISSN 0016.7916.
2022
Villholth, K.G., N. Nyambe, E. Kaseke, N. Moleele, and P. Ramoeli: Transboundary groundwater and aquifer governance in the context of transfrontier conservation areas – an opportunity for synergy in Southern African. ISARM 2021. In: UNESCO: Transboundary Aquifers: Challenges and the Way Forward. Sanchez, R. (Ed). Paris, UNESCO. ISBN 978-92-3-100563-3. https://unesdoc.unesco.org/ark:/48223/pf0000383775.
2022
Alam, M.F., P. Pavelic, A. Sikka, K.G. Villholth, and S. Pande: Impact of large-scale managed aquifer recharge in sustaining agricultural groundwater use: A case study of shallow hard-rock aquifer region of western India, IAHS-AISH Scientific Assembly 2022, Montpellier, France, May 29-Jun 3, 2022, IAHS2022-638, https://doi.org/10.5194/iahs2022-638
2022
Muchingami, I., A, Mkali, T. Kanyerere, L. Vinqi, Y. Xu, K. Pietersen, K.H. Jensen, K.G. Villholth, and R. Whitehead: Review: Groundwater resource occurrence in Hout river gneiss crystalline basement formation in the Limpopo Basin, South Africa. J. African Earth Sci., https://doi.org/10.1016/j.jafrearsci.2022.104593.
2022
Geris, J., J.-C. Comte, F. Franchi, A.K. Petros, S. Tirivarombo, A.T. Selepeng, and K.G. Villholth: Surface water-groundwater interactions and local land use control water quality impacts of extreme rainfall and flooding in a vulnerable semi-arid region of Sub-Saharan Africa. J. Hyd., 609, 127834.
2022
Pavelic, P., D. Suhardiman, O. Keovilignavong, C. Clément, J. Vinckevleugel, S.M. Bohsung, K. Xiong, L. Valee, M. Viossanges, S. Douangsavanh, T. Sotoukee, K.G. Villholth., B.R. Shivakoti, and K. Vongsathiane: Assessing options for small-scale groundwater irrigation in Lao PDR. In: Re, V., R.L. Manzione, T.A. Abiye, A. Mukherji, and A. MacDonald (eds.): Groundwater for Sustainable Livelihoods and Equitable Growth. CRC Press, London. IAHBGID Book. ISBN 9780367903862. DOI: 10.1201/978100304101-19.
2022
Healy, A., M. Tijani, J. Grönwall, M. Eichholz, K.G. Villholth, F. Mwango, K. Danert, K. Upton, D. Lapworth, M. Lalika, and C. Gicheruh: Urban Groundwater in Africa: a dialogue for resilient towns and cities. AMCOW Pan-African Groundwater Programme (APAGroP). Abuja Nigeria. ISBN 978-978-56367-4-4.
2022
African Ministers’ Council on Water (AMCOW), International Water Management Institute (IWMI), and British Geological Survey (BGS): Groundwater for Africa’s Resilience and Socioeconomic Transformation. A Call for greater attention to investing in groundwater to sustainably meet growing water demands under global environmental change. High-level Summary of White Paper. ISBN 978-978-56367-5-2.
2022
Stephan, R.M., A. Aureli, A. Dumont, A. Lipponen, S. Tiefenauer-Linardon, C. Fraser, A. Rivera, S. Puri, S. Burchi, G. Eckstein, C. Brethaut, Z. Khayat, K.G. Villholth, L. Witmer, R. Martin-Nagle, A. Milman, F. Sindico, and J. Dalton: Transboundary aquifers. Chapter 12. UNESCO and UN-Water, 2022: The United Nations World Water Development Report 2022: Groundwater: Making the invisible visible, Paris, UNESCO. ISBN 978-92-3-100507-7.
2022
Taylor, R., A. Aureli, D. Allen, D. Banks, K.G. Villholth, and T. Stigter: Groundwater, aquifers and climate change. Chapter 7. UNESCO and UN-Water, 2022: The United Nations World Water Development Report 2022: Groundwater: Making the invisible visible, Paris, UNESCO. ISBN 978-92-3-100507-7.
2022
Gleeson, T., X. Huggins, R. Connor, P. Arrojo-Agudo, E.V. Suñé, K.G. Villholth, M. Rohde, J. van der Gun, D. Kreamer, M. Manzano, L. Scrinzi, G. Arduino, T.C. Resende, N. Moosdorf, V. Walsh, and A. Harjung: Groundwater and ecosystems. Chapter 6. UNESCO and UN-Water, 2022: The United Nations World Water Development Report 2022: Groundwater: Making the invisible visible, Paris, UNESCO. ISBN 978-92-3-100507-7.
2022
England, M. and K.G. Villholth: Groundwater and agriculture. Chapter 3. UNESCO and UN-Water, 2022: The United Nations World Water Development Report 2022: Groundwater: Making the invisible visible, Paris, UNESCO. ISBN 978-92-3-100507-7.
2021
Pavelic, P., M.F. Alam, P. Chinnasamy, N. Eriyagama, P. Gangopadhyay, M. Govindan, S.K. Jha, L. Kant, B. Karthikeyan, V.K. Mishra, L. Mutuwatte, R.V. Ratna, S. Shalsi, B.R. Sharma, N. Sharma, A. Sikka, V. Smakhtin, C.L. Verma, and K.G. Villholth: Recharging flood water to aquifers for irrigation in the Ganges Basin, India. Case Study 15, pp. 213-222. In: Zheng, Y., Ross, A., K.G. Villholth, and P. Dillon (Eds.): Managing Aquifer Recharge: A Showcase for Resilience and Sustainability. UNESCO/IAH/GRIPP. ISBN: 978-92-3-100488-9. https://unesdoc.unesco.org/ark:/48223/pf0000379962.
2021
Shivakoti, B.R., K.G. Villholth, and T. Ichikawa: Intentional flooding of rice fields and payment for ecosystem services in Kumamoto, Japan. Case Study 23, pp. 285-295. In: Zheng, Y., Ross, A., K.G. Villholth, and P. Dillon (Eds.): Managing Aquifer Recharge: A Showcase for Resilience and Sustainability. UNESCO/IAH/GRIPP. ISBN: 978-92-3-100488-9. https://unesdoc.unesco.org/ark:/48223/pf0000379962.
2021
K.G. Villholth: An overview of features of the Managed Aquifer Recharge Case Studies. Ch. 2, pp. 29-45. In: Zheng, Y., Ross, A., K.G. Villholth, and P. Dillon (Eds.): Managing Aquifer Recharge: A Showcase for Resilience and Sustainability. UNESCO/IAH/GRIPP. ISBN: 978-92-3-100488-9. https://unesdoc.unesco.org/ark:/48223/pf0000379962
2021
Alam, M.F., K.G. Villholth, and J. Podgorski: Human arsenic exposure risk via crop consumption and global trade from groundwater irrigated areas. Environ. Res. Lett. 16, 124013. https://doi.org/10.1088/1748-9326/ac34bb.
2021
UNECE: Handbook on Water Allocation in a Transboundary Context. ISBN: 9789211172737. Contributed as Member of the Expert Group.
https://unece.org/sites/default/files/2021-12/ECE_MP.WAT_64_Handbook%20on%20water%20allocation%20in%20a%20the%20transboundary%20context.pdf
2021
Sorensen, J.P.R, J. Davies, G.Y. Ebrahim, J. Lindle, B.P. Marchant, M.J. Ascott, J.P. Bloomfield, M.O. Cuthbert, M. Holland, K.H. Jensen, M. Shamsudduha, K.G. Villholth, A.M. MacDonald, and R.G. Taylor: The influence of groundwater abstraction on interpreting climate controls and extreme recharge events from well hydrographs in semi-arid South Africa. Hydrogeol. J. https://doi.org/10.1007/s10040-021-02391-3
2021
Goldin, J., R. Mokomela, T. Kanyerere, and K.G. Villholth: Diamonds on the soles of their feet: Groundwater monitoring in the Hout Catchment, South Africa. J. Educ. Sustain. Dev. 15:1, 25-50. doi:10.1177/09734082211014435.
2021
Villholth, K.G.: One water: Expanding boundaries for a new deal and a safe planet for all. One Earth. Invited Commentary. https://doi.org/10.1016/j.oneear.2021.03.011.
2021
Muchingami, I., A. Mkali, L. Vinqi, K. Pietersen, Y. Xu, R. Whitehead, K.H. Jensen, K.G. Villholth, and T. Kanyerere: Integration of hydrogeophysical and geological investigations in enhancing groundwater potential assessment in Houtriver gneiss crystalline basement formation of South Africa. Phys. Chem. Earth, 123, 103009. https://doi.org/10.1016/j.pce.2021.103009.
2021
Coates, D., R. Connor, C. Dickens, K.G. Villholth, N. Dhot, and G. O’Brien: Valuation of hydraulic infrastructure. Chapter 3. UNESCO and UN-Water, 2021: The United Nations World Water Development Report 2021: Valuing Water, Paris, UNESCO. ISBN 978-92-3-100434-6.
2021
Mozzi, G., P. Pavelic, M.F. Alam, C. Stefan, and K.G. Villholth: Hydrologic assessment of check dam performances in semi-arid areas: a case study from Gujarat, India. Front. Water. doi: 10.3389/frwa.2021.628955.
2021
World Water Quality Alliance: Assessing Groundwater Quality: A Global Perspective: Importance, methods and potential data sources. A report by the Friends of Groundwater in the UNEP World Water Quality Alliance. Information Document Annex for display at the 5th Session of the United Nations Environment Assembly, Nairobi, Kenya, 2021. https://inweh.unu.edu/assessing-groundwater-quality-a-global-perspective-importance-methods-and-potential-data-sources/.
2020
Gleeson, T.: Global groundwater sustainability. Groundwater, 58, 4. Guest editorial. Written on behalf of the Global Groundwater Statement leadership team that includes K. G. Villholth, R. Taylor, D. Perrone, J. Famiglietti, D. Hyndman, A. van Loon, and Y. Wada. doi: 10.1111/gwat.12991.
2020
Ebrahim, G.Y., J.F. Lautze, and K.G. Villholth: Managed aquifer recharge in Africa: taking stock and looking forward. Water, 12, 1844; doi:10.3390/w12071844.
2020
Abiye, T.A., D. Tshipala, K. Leketa, K.G. Villholth, G.Y. Ebrahim, M. Magombeyi, and M. Butler: Hydrogeological characterization of crystalline aquifer in the Hout River Catchment, Limpopo province, South Africa. Groundwater Sustainable Dev., 11, Oct. 2020, https://doi.org/10.1016/j.gsd.2020.100406.
2020
Smakhtin, V. D. Perera, M. Qadir, A. Aureli, T. Carvalho-Resende, N. Dhot, A. Findikakis, K.G. Villholth, J.J. Gurdak, S. Zandaryaa, S. Hülsmann, K. Medlicott, R. Connor, and J. Timmerman: Water Availability, Infrastructure and Ecosystems. Chapter 3. UNESCO and UN-Water, 2020: The United Nations World Water Development Report 2020: Water and Climate Change, Paris, UNESCO. ISBN 978-92-3-100371-4.
2019
Gleeson, T., K.G. Villholth, R. Taylor, D. Perrone, and D. Hyndman: Groundwater: a call to action. Nature, Correspondence, Dec 02, 2019. 576, 213. doi: 10.1038/d41586-019-03711-0. https://www.nature.com/articles/d41586-019-03711-0.
2019
Closas, A. and K.G. Villholth: Groundwater governance: Addressing core concepts and challenges. WIREs Water. https://doi.org/10.1002/wat2.1392.
2019
Cuthbert, M.O., R.G. Taylor, G. Favreau., M.C. Todd., M. Shamsudduha, K.G. Villholth., A.M. MacDonald, B.R. Scanlon, D.O.V. Kotchoni, J.-M. Vouillamoz, F.M.A. Lawson, P.A. Adjomayi, J. Kashaigili, D. Seddon, J.P.R. Sorensen, G.Y. Ebrahim, M. Owor, P.M. Nyenje, Y. Nazoumou, I. Goni, B.I. Ousmane, T. Sibanda, M.J. Ascott, D.M.J. Macdonald, W. Agyekum, Y. Koussoubé, H. Wanke, H. Kim, Y. Wada, M.-H. Lo, T. Oki, and N. Kukuric: Observed controls on resilience of groundwater to climate variability in sub-Saharan Africa. Nature, 572, 230–234. https://doi.org/10.1038/s41586-019-1441-7
2019
Shivakoti, B.R., K.G. Villholth, P. Pavelic, and A. Ross: Strategic use of groundwater-based solutions for drought risk reduction and climate resilience in Asia and beyond. Contributing Paper to GAR 2019 (The Global Assessment Report on Disaster Risk Reduction). https://www.unisdr.org/we/inform/publications/65922
2019
Kolusu, S.R., M. Shamsudduha, M.C. Todd, R.G. Taylor, D. Seddon, J.J. Kashaigili, G.Y. Ebrahim, M.O. Cuthbert, J.P.R. Sorensen, K.G. Villholth, A.M. MacDonald, and D.A. MacLeod: The El Niño event of 2015-2016: climate anomalies and their impact on groundwater resources in East and Southern Africa. Hydrol. Earth Syst. Sci., 23, 1751-1762. https://doi.org/10.5194/hess-23-1751-2019.
2019
Ebrahim, G.Y., K.G. Villholth, and M. Boulos: Supporting sustainable agricultural groundwater use in the Hout Catchment, Limpopo Province, South Africa – Application of an integrated hydrogeological model. Hydrogeol. J., 27, 965-981. DOI: 10.1007/s10040-019-01957-6.
2019
Dickens, C., V. Smakhtin, R. Biancalani, K.G. Villholth, N. Eriyagama, and M. Marinelli: Incorporating Environmental Flows into ‘Water Stress’ Indicator 6.4.2. Guidelines for a Minimum Standard Method for Global Reporting. FAO. Rome. 32 pp. License: CC BY-NC-SA 3.0 IGO. ISBN 978-92-5-131724-2. http://www.fao.org/3/CA3097EN/ca3097en.pdf
2018
McGill, B.M., Y. Altchenko, S.K. Hamilton P.K. Kenabatho, S.R. Sylvester, and K.G. Villholth: Complex interactions between climate change, sanitation, and groundwater quality: a case study from Ramotswa, Botswana. Hydrogeol. J., 27, 997-1015 DOI: 10.1007/s10040-018-1901-4.
2018
Smakhtin, V., N. Nagabhatla, M. Qadir, L. Guppy, P. Burek, K.G. Villholth, M. McCartney, Pavelic, D. Tsegai, T. Fedotova, and G. Teruggi: NBS for managing water-related risks, variability and change. Chapter 4. WWAP (United Nations World Water Assessment Programme)/UN-Water. 2018: The United Nations World Water Development Report 2018: Nature-Based Solutions for Water. Paris, UNESCO. ISBN 978-92-3-100264-9.
2018
Guppy, L., P. Uyttendaele, K.G. Villholth, and V. Smakhtin: Groundwater and Sustainable Development Goals: Analysis of Interlinkages. UNU-INWEH Report Series, Issue 04. United Nations University Institute for Water, Environment and Health, Hamilton, Canada. 23 pp. ISBN: 978-92-808-6092-4.
2018
Nijsten, G.-J., G. Christelis, K.G. Villholth, E. Braune, and C.B. Gaye: Transboundary aquifers of Africa: Review of the current state of knowledge and progress towards sustainable development and management. J. Hyd. Regional Studies. doi.org/10.1016/j.ejrh.2018.03.004.
2018
Fallon, A., K.G. Villholth, D. Conway, B. Lankford, and G. Ebrahim: Agricultural groundwater management strategies and seasonal climate forecasting: Perceptions from Mogwadi (Dendron), Limpopo, South Africa. J. Water and Clim. Change. https://doi.org/10.2166/wcc.2018.042.
2018
Puri, S. and K.G. Villholth: Governance and management of transboundary aquifers. Ch. 19. In: Villholth, K.G., J. van der Gun, E. López-Gunn, K. Conti, and A. Garrido (Eds.): Advances in Groundwater Governance. Taylor & Francis Group, London, UK. ISBN: 1-138-02980-4.
2018
Villholth, K.G. and K. Conti: Groundwater governance: rationale, definition, current state and heuristic framework. Ch. 1. In: Villholth, K.G., J. van der Gun, E. López-Gunn, K. Conti, and A. Garrido (Eds.): Advances in Groundwater Governance. Taylor & Francis Group, London, UK. ISBN: 1-138-02980-4.
2018
Lautze, J., B. Holmatov, D. Saruchera, and K.G. Villholth: Conjunctive management of surface and groundwater management in transboundary waters: A first assessment. Water Policy, 20 (1): 1–20. DOI: 10.2166/wp.2018.033.
GRIPP Case Profile Series Issues
2021
Reddy, V.R, P. Pavelic, and M.S. Reddy: Participatory groundwater management and sustainable use of groundwater resources: A review of the APFAMGS project in India. Colombo, Sri Lanka: International Water Management Institute (IWMI). 18pp. (Groundwater Solutions Initiative for Policy and Practice (GRIPP) Case Profile Series 05). ISSN 2520-2391 (Print). DOI: 10.5337/2021.224.
2021
Pavelic, P., A. Sikka, M.F. Alam, B.R. Sharma, L. Muthuwatta, N. Eriyagama, K.G. Villholth, S. Shalsi, V.K. Mishra, S.K. Jha, C.L. Verma, N. Sharma, V.R. Reddy, S.K. Rout, L. Kant, M. Govindan, P. Gangopadhyay, B. Karthikeyan, P. Chinnasamy, and V. Smakhtin: Utilizing floodwaters for recharging depleted aquifers and sustaining irrigation: Lessons from multi-scale assessments in the Ganges River Basin, India. Colombo, Sri Lanka: International Water Management Institute (IWMI). 18p. (Groundwater Solutions Initiative for Policy and Practice (GRIPP) Case Profile Series 04). ISSN 2520-2391 (Print). DOI: 10.5337/2021.215.
2018
Cobbing, J.: The North West dolomite aquifers, South Africa: A stalled opportunity for water security and development. Colombo, Sri Lanka: International Water Management Institute (IWMI). 20p. (Groundwater Solutions Initiative for Policy and Practice (GRIPP) Case Profile Series 03). ISSN 2520-2391 (Print). DOI: 10.5337/2018.223.
2017
Aarnoudse, E. and B. Bluemling: Controlling groundwater through smart card machines: The case of water quotas and pricing mechanisms in Gansu Province, China. Colombo, Sri Lanka: International Water Management Institute (IWMI). 18p. (Groundwater Solutions Initiative for Policy and Practice (GRIPP) Case Profile Series 02). ISSN 2520-2391 (Print). DOI: 10.5337/2016.224.
2016
Closas, A. and K.G. Villholth: Aquifer Contracts: A Means to Solving Groundwater Over-exploitation in Morocco? Colombo, Sri Lanka: International Water Management Institute (IWMI). 14p. (Groundwater Solutions Initiative for Policy and Practice (GRIPP) Case Study Series 01). ISSN 2520-2391 (Print). DOI: 10.5337/2016.211.
Over the past decade, Dr. Karen Villholth has participated in numerous conference talks (in person and online), webinars, radio interviews, etc. She has also produced and published a great number of reports, case studies, video material, and blogs.
Conference Papers, Reports, Policy briefs, Invited Talks, Internet Blogs, and Videos
2024
Villholth, K.G.: Groundwater for Resilience and Socioeconomic Transformation in Africa. Invited Keynote (online). International Seminar, Centre for Ground Water Studies: Impacting Groundwater by Climate Change, Mining, Urban Mining and Chemical Contamination – Successful Mitigation Solutions. Kolkata, India, Jan 03-04, 2024.
2023
Lapworth, D.J., K. Danert, M. Eichholz, C. Gicheruh, J. Gronwall, A. Healy, S. Kebede, M.C.S. Lalika, F. Mwango, K.G. Villholth, M Tijani: Urban Groundwater Quality in Africa: Benefits and Challenges. AMCOW Pan-African Groundwater Programme (APAGroP), 3 pp. https://nora.nerc.ac.uk/id/eprint/536273/
2023
Villholth, K.G.: Considerations of Conjunctive Management in Current International Water Treaties – A reflective review. Global Workshop on Conjunctive Management of Surface Water and Groundwater: National to Transboundary Level. Geneva, Switzerland & Online, Oct 16-17, 2023.
2023
Puri, S., K.G. Villholth, A. Aureli, A. Rivera, and A. Dumont: Conjunctive Management of Water Resources. Technical Note. Global Workshop on Conjunctive Management of Surface Water and Groundwater: National to Transboundary Level. Geneva, Switzerland & Online, Oct 16-17, 2023.
2023
Bjerre., E., K. Thage., A. Aaes., K.G. Villholth., J. Koch., R. Scheider., T. Sonnenborg., and K. Jensen: Integrated Modelling of the Hydrological Dynamics of the Semi-arid Hout-Sand Catchment, South Africa. 50th IAH Congress, Groundwater: A Matter of Scale. Cape Town, South Africa, Sep 18-22, 2023.
2023
Villholth, K.G. et al.: Illegal pesticide use in developing countries: risks and solutions. Experts’ Opinions. DevelopmentAid. https://www.developmentaid.org/news-stream/post/160678.
2023
S.E. Bunn, M. Porto, B. Arheimer, A. Bahri, A. Bhaduri, W. Buytaert, C. Cudennec, A. Mishra, T. Oki, J. Pomeroy, V. Srinivasan, O. Ünver, K.G. Villholth, C. Vörösmarty, Z. Yu, and M. Zalewski: A Science-based Global Water Assessment Mechanism. UNESCO – Sustainable Water Future Program Task Force on: Science towards Supporting SDG6 and Other Related SDGs. Blueprint Paper – March 8, 2023.
2023
Huggins, X., T. Gleeson, K.G. Villholth, J. Rocha, and J. Famiglietti: Global groundwater archetypes: a new global system typology of groundwater interactions with social and ecological systems and an outlook for sustainable development. EGU General Assembly, Vienna, Austria & Online, Apr 23-28, 2023.
2023
Villholth, K.G.: Transboundary Aquifers – What Do We Know and How Can these Water Resources Bring Cooperation rather than Conflict? Invited keynote. IAH – Irish Group. Proceedings of the 43rd Annual Conference. ‘Groundwater & Planning’. Tullamore, Ireland, April18-19, 2023.
2023
Villholth, K.G.: Groundwater: An Invisible Cross-Sectoral Fundament for Implementation of the Water Action Agenda. Introductory Keynote Presentation. High-level side event: ‘Groundwater: An Invisible Cross-Sectoral Fundament for Implementation of the Water Action Agenda’, UN 2023 Water Conference ‘Uniting the World for Water’, New York, New York, Mar 22-24, 2023, https://media.un.org/en/asset/k10/k10g1jmxt8
2023
Sood, A., K.G. Villholth, and R. Biancalani: Estimation of Sustainable Groundwater Abstraction using GEFIS. Poster. 2nd WASAG (Water Scarcity in Agriculture by FAO) International Forum. Making Agriculture Resilient for Climate Change: Water Scarcity, an Opportunity for Action and Collaboration. Praia, Cabo Verde, West Africa, 7-10 February 2023.
2023
UNESCO: Highlights and Call for Commitments. Groundwater Summit, Dec 06-08, 2022. https://unesdoc.unesco.org/ark:/48223/pf0000385296.
2022
Villholth, K.G.: Groundwater and Dependent Ecosystems – Co-Management and Protection for Sustainable Development in SADC and Beyond. Invited Keynote. 5th SADC Groundwater Conference. Groundwater: Making the Invisible Visible for Socio-economic Development. Windhoek, Namibia. Nov 16-18, 2022.
2022
Villholth, K.G.: Groundwater for Sustainable Development – Embracing the Challenges and Strengthening the Synergies. Invited opening talk, Groundwater Forum. IWA Congress and Exhibition. ‘Shaping Our Water Future – Water for Smart Liveable Cities’. Bella Center, Copenhagen, Denmark, Sep 12-15, 2022.
2022
Villholth, K.G.: Groundwater: Bridging Science and Policy. Invited panelist. World Water Week, Stockholm, Sweden, Aug 23-25, 2022 (virtual). https://worldwaterweek.org/event/10322-groundwater-bridging-science-and-policy.
2022
Villholth, K.G.: Groundwater Recharge through Abandoned Wells. Invited panelist. WaterAid. Webinar. Jul 22, 2022.
2022
Villholth, K.G.: Transboundary Aquifer Resources – Progress on Knowledge and Cooperation. African Regional Consultations in preparation for the Mid-Term Review of the International Water Action Decade ‘Water and Sustainable Development’, 2018-2028 (virtual). Jun 13-14, 2022. https://www.uneca.org/events/african-climate-policy-centre/african-regional-consultations-on-the-mid-term-review-of-the-
2022
Alam, M.F., P. Pavelic, A. Sikka, K.G. Villholth, and S. Pande: Impact of large-scale managed aquifer recharge in sustaining agricultural groundwater use: A case study of shallow hard-rock aquifer region of western India, IAHS-AISH Scientific Assembly 2022, Montpellier, France, May 29-Jun 3, 2022, IAHS2022-638, https://doi.org/10.5194/iahs2022-638
2022
Villholth, K.G.: One Water – Why and How to Engage Youth in Global Water Action? Global Changes and Water Resources: Past, Present and Future. Workshop. Pisa, Univ. of Pisa, Earth Sciences Dept., Pisa, Italy, May 26-27, 2022.
2022
Biancalani, R., K.G. Villholth, and A. Sood: Background Information and Methodology to Support Estimation of Sustainable Groundwater Abstraction using GEFIS (Global Environmental Flows Information System). UNESCO Conference: Groundwater, Key to the Sustainable Development Goal. Paris, France, May 18-20.
2022
Villholth, K.G.: Global Aspects of Groundwater Quality: Importance, Methods, and New Initiatives. PI RURAL Groundwater Dialogue Seminar: ‘Aspects of Sustainable Groundwater Management and Use’ (virtual). China-Europe Water Platform. May 17, 2022.
2022
Villholth, K.G., J.R. Lindle, P. Mukuyu, M.S. Magombeyi, and N. Namafe: A Transboundary Diagnostic Analysis of the Kwando River System – A Key Strategic Resource for the Kavango Zambezi Transfrontier Conservation Area. Sustainable Groundwater Development and Management for Humans, Wildlife, and Economic Growth in the Kavango Zambezi Transfrontier Conservation Area (KAZA-GROW). Project report. July 5, 2022. 154 pp. https://kaza-grow.iwmi.org/wp-content/uploads/sites/46/2023/05/KAZA-TFCA-Transboundary-Diagnostic-Analysis.pdf
2022
Villholth, K.G.: Role of groundwater in food security from local to global scale
– Climate-related risks and resilient solutions. Global Center on Adaptation. Webinar series. ‘Climate Adaptation in Agriculture – Water for Food Security’. Apr 05, 2022. https://www.youtube.com/watch?v=5jF7FrYwErQ.
2022
Villholth, K.G.: Groundwater for Africa’s resilience and socioeconomic transformation. IWHR, IAHR, UNESCO, GWP World Water Day 2022 webinar ‘Making the Invisible Visible’. Jun 30, 2022. https://www.iahr.org/en/web/index/292.
2022
Villholth, K.G.: The role of groundwater in global food security – Need for serious re-appraisal. Vanndagen/World Water Day 2022 webinar. IAH International Association of Hydrogeologists, Norwegian Chapter. Mar 22, 2022.
2022
Villholth, K.G.: Groundwater and the untapped potential for building climate resilience in West Africa. IWMI-Ghana World Water Day 2022 webinar ‘Promoting Sustainable Groundwater Irrigation for Building Climate Resilience in West Africa. Mar 18, 2022.
2022
Villholth, K.G. et al.: Large-scale Water Transfer and Managed Aquifer Recharge. IWRA-GRIPP webinar. Co-organizer and moderator. https://www.iwra.org/groundwater-success-stories-webinar3/.
2022
Villholth, K.G.: Groundwater for peace and stability. Invited Panelist. 2nd IGAD Water Forum (hybrid) ‘Groundwater for Resilience’, Jan 25-27, 2022.
2022
Villholth, K.G.: Groundwater for climate change and drought resilience. Invited Keynote. 2nd IGAD Water Forum (hybrid) ‘Groundwater for Resilience’, Jan 25-27, 2022.
2022
Lindle, J.R., K.G. Villholth, G.Y. Ebrahim, J.P.R. Sorensen, R.G. Taylor, and K.H. Jensen: Groundwater recharge controlled by ephemeral river flow, land use and climate in the semi-arid Limpopo River Basin of South Africa. AGU Fall Meeting (hybrid). New Orleans, Louisiana, USA, Dec 13-17, 2021.
2022
Magombeyi, M. and K.G. Villholth: Water Scarcity Vulnerability Map of the Kwando River Basin and Kwando River Wildlife Dispersal Area. Sustainable Groundwater Development and Management for Humans, Wildlife, and Economic Growth in the Kavango Zambezi Transfrontier Conservation Area (KAZA-GROW). Project report. Sep. 2022. 28 pp.
2022
Villholth, K.G.: ISARM 2021 – Key messages, findings, recommendations and lessons learned. Rapporteur for the Closing Ceremony. ISARM 2021. International Conference on Transboundary Aquifers (hybrid) ‘Challenges and the Way forward’. Paris, France, Dec 6-9, 2021. https://www.youtube.com/watch?v=wNXqbD5DgHk.
2022
Villholth, K.G.: Transboundary aquifer governance in the context of transfrontier conservation areas – An opportunity for synergy in the Southern African
Development Community. ISARM 2021. International Conference on Transboundary Aquifers (hybrid) ‘Challenges and the Way forward’. Paris, France, Dec 6-9, 2021. https://www.youtube.com/watch?v=EpI0b8moFE0.
2021
Villholth, K.G.: Groundwater-based Natural Infrastructure – The Under-Cover Nature-based Solution to Resilience. Special Event: Nature-based Solutions and Climate Change:
Harnessing the Power of Ecosystems for Adaptation and Mitigation. COP26 Water Pavilion, Glasgow, Scotland, 31 Oct-12 Nov 2021.
2021
Magombeyi, M.S., J. Lautze, and K.G. Villholth: Agricultural water and nutrient management solutions to support smallholder irrigation schemes: Lessons from the Ramotswa Transboundary Aquifer Area, Limpopo River Basin, Limpopo River Basin. Project Brief
2021
Groundwater Solutions initiative for Policy and Practice (GRIPP) – An initiative to bring groundwater to the forefront of sustainable develop agendas. Promotional call to action video for World Water Week 2021. https://www.youtube.com/watch?v=VipstB3lXf8&t=19s.
2021
Villholth, K.G.: Striving for a Groundwater-secure Future in the Limpopo. Success story. Summary output of the RAMOTSWA Projects. https://www.iwmi.cgiar.org/success-stories/striving-for-a-groundwater-secure-future-in-the-limpopo/
2021
UNESCO and IWMI: Transboundary Aquifer Cooperation and Management. Lessons Learned through the Stampriet and Ramotswa Projects. Policy Brief. https://gripp.iwmi.org/wp-content/uploads/sites/2/2021/08/STAS-and-RAMOTSWA-Lessons-Learned.pdf.
2021
Lindle, J., K.H. Jensen, K.G. Villholth, and R.G. Taylor: Inferring groundwater recharge associations among ephemeral rivers, land use and climate using multi-decadal groundwater level observations from the semi-arid Limpopo basin of South Africa. 15th Annual Danish Water Forum. Water Research Conference, 2021 (online).
2021
Villholth, K.G., G.Y. Ebrahim, M. Magombeyi, K. H. Jensen, J. Goldin, and R. Mokomela: Integrated groundwater management in a semi-arid diverse stakeholder catchment in Limpopo Province, South Africa. 15th Annual Danish Water Forum. Water Research Conference, 2021 (online).