1.Adu, J.T. and Kumarasamy, M.V. 2018. Assessing nonpoint source pollution models: a review. Polish Journal of Environmental Studies, Polish Journal of Environmental Studies, 27: 1913-1922.

2.Akinnawo, S. 2023. Eutrophication: Causes, Consequences, Physical, Chemical and Biological Techniques for Mitigation Strategies. Environmental Challenges, 12: 100733.

3.Akkari, C. and Bryant, C.R. 2017. Toward improved adoption of best management practices (BMPs) in the Lake Eriebasin: perspectives from resilience and agricultural innovation literature. Agriculture (Switzerland), 7: 54.

4.Alegbeleye, O.O. and Sant’Ana, A.S. 2020. Manure-borne pathogens as an important source of water contamination: An update on the dynamics of pathogen survival/ transport as well as practical risk mitigation strategies. International Journal of Hygiene and Environmental Health, 227: 113524.

5.Alhammad, B.A., Mohamed, A., Raza, M.A., Ngie, M., Maitra, S., Seleiman, M.F. and Wasonga, D.O. 2023. Optimizing productivity of Buffel and Sudan grasses using optimal nitrogen fertilizer application under arid conditions. Agronomy, 13: 2146.

6.Amwata, D.A., Nyariki, D.M. and Musimba, N.R.K. 2015. Factors influencing agropastoral and pastoral households’ vulnerability to food insecurity in the drylands of Kenya: A case study of Kajiado and Makueni Counties. Journal of International Development, 28: 771-787.

7.Anornu, G., Gibrilla, A. and Adomako, D. 2017. Tracking nitrate sources in groundwater and associated health risks for rural communities in the White Volta River basin of Ghana using isotopic approach (?15N, ?18O NO3 and 3H). Science of the Total Environment, 604: 687–698.

8.Benard, O. and Omondi, G. 2012. Wastewater Production, Treatment, and Use in Kenya. Third Regional Workshop ‘Safe Use of Wastewater in Agriculture’, Johannesburg, 26-28 September 2012.

9.Bera, A., Mukhopadhyay, B., Chowdhury, P., Ghosh, A. and Biswas, S. 2021. Groundwater vulnerability assessment using GIS-based DRASTIC model in Nangasai River Basin, India with special emphasis on agricultural contamination. Ecotoxicology and Environmental Safety, 214. 112085(1-11).

10.Bhatnagar, A. and Sillanpää, M. 2011. A review of emerging adsorbents for nitrate removal from water. Chemical Engineering Journal, 168: 493–504.

11.Boecker, T. and Finger, R. 2016. European pesticide tax schemes in comparison: An Analysis of experiences and developments. Sustainability, 8: 378.

12.Boudh, S. and Singh, J.S. 2018. Pesticide contamination: environmental problems and remediation strategies. In Emerging and eco-friendly approaches for waste management (pp. 245-269). Singapore: Springer Singapore.

13.Brown, A.E. 2012. Factors affecting groundwater contamination, Pesticide information leaflet, University of Maryland pesticide education and assessment programs, pp. 2, http://extension. umd.edu.

14.Burkart, M.R. and Stoner, J.D. 2007. Nitrate in aquifers beneath agricultural systems. Water Science & Technology, 56: 59-69.

15.Canning, J.F. and Stillwell, A.S., 2018. Nutrient reduction in agricultural green infrastructure: an analysis of the Raccoon River watershed. Water, 10: 749.

16.CBK – Central Bank of Kenya; Agriculture Sector Survey (2023).

17.Cheptoek, R.P., Mochoge, B., Kisaka, O.M., Otieno, E., Maitra, S., Nasar, J. and Seleiman, M.F. 2021. Maize productivity, economic returns and phosphorus use efficiency as influenced by lime, Minjingu Rock Phosphate and NPK inorganic fertilizer. International Journal of Bioresource Science, 8: 47–60.

18.Chiaia-Hernandez, A.C., Keller, A., Wächter, D., Steinlin, C., Camenzuli, L., Hollender, J. and Krauss M. 2017. Long-Term Persistence of Pesticides and TPs in Archived Agricultural Soil Samples and Comparison with Pesticide Application. Environmental Science & Technology, 19: 10642-10651.

19.Chowdhury, A. and Rahnuma, M. 2023. Groundwater contaminant transport modeling using MODFLOW and MT3DMS: a case study in Rajshahi City. Water Practice & Technology, 18: 1255–1272.

20.Copeland, C. 2014. Clean Water Act and pollutant total maximum daily loads (TMDLS).

21.Craswell, E. 2021. Fertilizers and nitrate pollution of surface and ground water: an increasingly pervasive global problem. SN Applied Sciences, 3: 518.

22.Crawford, N.C. and Groves, C.G. 2018. Sinkhole collapse and ground water contamination problems resulting from storm water drainage wells on karst terrain. In Karst geohazards (pp. 257-264). Routledge.

23.Delcour, I., Spanoghe, P. and Uyttendaele, M. 2015. Literature review: impact of climate change on pesticide use. Food Research International, 68: 7-15.

24.Dubey, A., Muneer, A., Khan, F., Chowdhary, K., Yadav, S., Kumar, A., Sharma, S., Khare, P.K., Khan, M. and Khan, M. 2019. Soil microbiome: A key player for conservation of soil health under changing climate. Biodiversity and Conservation, 28: 2405–2429.

25.El-Aswad, A., Fouad, M., Badawy, M. and Aly, M. 2022. Effect of Calcium Carbonate Content on Potential Pesticide Adsorption and Desorption in Calcareous Soil. Communications in Soil Science and Plant Analysis, 54: 1-9.

26.EMCA- Environmental Management and Coordination Act. 1999. https://www.nema.go.ke.

27.Fallis, A. 2013. Groundwater and its susceptibility to Degradation: A global assessment of the problem and options for management. Journal of Chemical Information and Modeling, 9: 1689–1699.

28.Famiglietti, J. 2014. The global groundwater crisis. Nature Climate Change, 4: 945–948.

29.Frisoni, G.B., Altomare, D, Thal, D.R., Ribaldi, F., Van Der Kant, R., Ossenkoppele, R., Blennow, K., Cummings, J., Van Duijn, C., Nilsson, P.M., Dietrich, P.Y., Scheltens, P., Dubois, B. 2022. The probabilistic model of Alzheimer disease: the amyloid hypothesis revised. Nat. Rev. Neurosci., 23: 53–66.

30.Gebreegziher, W.G. 2024. Agronomic use of solarization technology on soil fertility and pest management in dryland agriculture. Cogent Food & Agriculture, 10(1).

31.Giglio, O., Barbuti, G., Trerotoli, P., Brigida, S., Calabrese, A., Vittorio, G., Lovero, G., Caggiano, G., Uricchio, V. and Montagna, M. 2016. Microbiological and hydrogeological assessment of groundwater in southern Italy. Environmental Monitoring and Assessment, 188: 638.

32.Goeppert, N. and Goldscheider, N. 2011. Transport and Variability of Fecal Bacteria in Carbonate Conglomerate Aquifers. Groundwater, 49: 77-84.

33.GOK-Government of Kenya, 2006. Environmental Management and Coordination, (Water Quality) Regulations.

34.GOK-Government of Kenya, 2007. Kenya Environmental Sanitation and Hygiene Policy 2016-2030.

35.GOK-Government of Kenya, 2008. Ministry of Water and Irrigation: Final Practice Manual for Sewerage and Sanitation Services in Kenya.

36.GOK-Government of Kenya, 2022. The Pest Control Products Act. https://www.pcpb.go.ke.

37.Gutiérrez, M., Biagioni, R.N., Alarcón-Herrera, M.T. and Rivas-Lucero, B.A. 2018. An overview of nitrate sources and operating processes in arid and semiarid aquifer systems. Science of Total Environment, 15: 1513-1522.

38.Haddaway, N.R., Brown, C., Eales, J., Eggers, S., Josefsson, J., Kronvang, B., Randall, N.P. and Uusi-Kämppä, J. 2018. The multifunctional roles of vegetated strips around and within agricultural fields. Environ. Evidence, 7: 14.

39.Haile, G., Itanna, F., Teklu, B., Agegnehu, G. and Wang, X. 2022. Variation in soil properties under different land use types managed by smallholder farmers in central Ethiopia. Sustainable Environment, 8(1).

40.Hassan, M.J., Raza, M.A., Rehman, S.U., Ansar, M., Khan, I., Wajid, M., Ahmed, M., Shah, G.A., Peng, Y. and Li, Z. 2020. Effect of cadmium toxicity on growth, oxidative damage, antioxidant defense system and cadmium accumulation in two sorghum cultivars. Plants, 9: 1575.

41.HBFK – Heinrich Böll Foundation in Kenya. 2023. Toxic Business-Highly Hazardous Pesticides in Kenya. Route to Food Initiative (RTFI). https://ke.boell.org.

42.Heydarzadeh, S., Arena, C., Vitale, E., Rahimi, A., Mirzapour, M., Nasar, J., Kisaka, O., Sow, S. and Ranjan, S. 2023. Impact of different fertilizer sources under supplemental irrigation and rain-fed conditions on eco-physiological responses and yield characteristics of dragon’s head (Lallemantia iberica). Plants, 12: 1693.

43.Hina, N.S. 2024. Global Meta-Analysis of Nitrate Leaching Vulnerability in Synthetic and Organic Fertilizers over the Past Four Decades. Water, 16: 457.

44.Hosonuma, N., Herold, M., De Sy, V., Fries, R., Brockhaus, M., Verchot, L., Angelsen, A. and Romijn, E. 2012. An Assessment of Deforestation and Forest Degradation Drivers in Developing Countries. Environmental Research Letters, 7.

45.IFCD-International Fertilizer Development Centre. 2018. Review of fertilizer use by crop and by product in Kenya.

46.Jamwal, P., Mittal, A. and Mouchel, J. 2011. Point and nonpoint microbial source pollution: A case study of Delhi. Physics and Chemistry of the Earth, 36: 490-499.

47.Jiang, T., Wang, M., Zhang, W., Zhu, C. and Wang, F. 2024. A Comprehensive Analysis of Agricultural Non- Point Source Pollution in China: Current Status, Risk Assessment and Management Strategies. Sustainability, 16: 2515.

48.Jones, J.A.A. 2014. Water Sustainability: A Global Perspective. Routledge, Abingdon-on-Thames. 464 Pages.

49.Juncal, M.J.L., Masino, P., Bertone, E. and Stewart, R.A. 2023. Towards nutrient neutrality: A review of agricultural runoff mitigation strategies and the development of a decision-making framework, Science of the Total Environment, 874: 62408.

50.Kazmi, S.S. and Khan, S.A. 2005. Level of nitrate and nitrite contents in drinking water of selected samples received at Afpgmi, Rawalpindi. Journal of Physiology, 1: 20–23.

51.Keesstra, S.D., Geissen, V., Mosse, K., Piiranen, S., Scudiero, E., Leistra, M. and Schaik, L.V. 2012. Soil as a filter for groundwater quality, Current Opinion in Environmental Sustainability, 4: 507–516.

52.Kirui, L.K., Jensen, N.D., Obare, G.A., Kariuki I.M., Chelanga, P.K. and Ikegami, M. 2022. Pastoral livelihood pathways transition in northern Kenya: The process and impact of drought. Pastoralism. Pastoralism., 12: 23.

53.Kitonga, L.M. 2018. Nitrogen loading and ground water contamination comparison among different farm sizes in Ainabkoi Sub-County, Uasin Gishu County, Kenya (Doctoral dissertation, Egerton University, Kenya.

54.Krishna, T.G., Maitra, S., Sairam, M., Maheswari, N., Hemasree, K.R. and Ray, S. 2024). Precision Nutrient Management and Plant Stand Influence the Growth and Productivity of Maize under North Eastern Ghat Region of Odisha, India. International Journal of Bioresource Science, 11: 191–204.

55.Kumar, R., Heße, F., Rao, P., Musolff, A., Jawitz, J.W., Sarrazin, F., Samaniego, L., Fleckenstein, J.H., Rakovec, O., Thober, S. and Attinger, S. 2020. Strong hydroclimatic controls on vulnerability to subsurface nitrate contamination across Europe. Nature Communication, 11: 6302.

56.Kumar, S., Thirumalaivasan, D., Radhakrishnan, N. and Mathew, S. 2012. Groundwater vulnerability assessment using SINTACS model. Geomatics, Natural Hazards and Risk, 4: 339–354.

57.Lalah, J., Otieno, P., Onyando, Z. and Ogunah, J. 2022. Pesticides: Chemistry, Manufacturing, Regulation, Usage and Impacts on Population in Kenya. https://doi. org/10.5772/intechopen.105826.

58.Lekei, E., Aiwerasia, N. and Leslie, L. 2016. Underreporting of acute pesticide poisoning in Tanzania: Modelling results from two cross-sectional studies. Environmental Health, 15: 118.

59.Lerner, D. and Harris, R. 2009. The relationship between land use and groundwater resources and quality. Land Use Policy, 26: 265–273.

60.Liebman, A., Grossman, J., Brown, M., Wells, S., Reberg- Horton, S. and Shi, W. 2018. Legume Cover Crops and Tillage Impact Nitrogen Dynamics in Organic Corn Production. Agronomy Journal, 110: 1046-1057.

61.Lowe, C., Kurscheid, J., Lal, A., Sadler, R., Kelly, M., Stewart, D., Laksono, B., Amaral, S. and Gray, D. 2021. Health Risk Assessment for Exposure to Nitrate in Drinking Water in Central Java, Indonesia. International Journal of Environmental Research and Public Health, 18: 2368.

62.Lwimbo, Z.D., Komakech, H.C. and Muzuka, A.N. 2019. Impacts of Emerging Agricultural Practices on Groundwater Quality in Kahe Catchment, Tanzania. Water, 11: 2263.

63.Machiwal, D., Jha, M.K., Singh, V.P. and Mohan, C. 2018. Assessment and mapping of groundwater vulnerability to pollution: Current status and challenges. Earth-Science Reviews, 185: 901-927.

64.Mahmood, I., Imadi, S.R., Shazadi, K., Gul, A. and Hakeem K.R. 2015. Effects of Pesticides on Environment. In: Hakeem, K., Akhtar, M., Abdullah, S. (eds) Plant, Soil and Microbes. Springer, Cham.

65.Maitra, S., Sahoo, U., Sairam, M., Gitari, H.I., Rezaei-Chiyaneh, E., Battaglia, M.L. and Hossain, A. 2023. Cultivating sustainability: A comprehensive review on intercropping in a changing climate. Res. Crop., 24(4): 702-715.

66.Mako, A., Kocsis, M., Barna, G.Y. and Tóth, G. 2017. Mapping the storing and filtering capacity of European soils; EUR 28392;

67.Marghade, D., Malpe, D.B. and Subba Rao, N. 2021. Applications of geochemical and multivariate statistical approaches for the evaluation of groundwater quality and human health risks in a semi-arid region of eastern Maharashtra, India Environ Geochem Health, 43: 683–

68.Mohaupt, V., Völker, J., Altenburger, R., Birk, S., Kirst, I., Kühnel, D., Küster, E., Semerádová, S., Šubelj, G. and Whalley, C. 2020. Pesticides in European rivers, lakes and groundwaters-Data assessment. European Environment Agency, 10: 13140.

69.Moher, D., Liberati, A., Tetzlaff, J. and Altman, D.G. 2009. Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement. PLoS Med., 21: 1000097.

70.Moses, N.M., Muui, C. and Gweyi-Onyango, J.P. 2021. Cadmium mobility, uptake and accumulation in spinach, kale and amaranths vegetables as influenced by Silicon fertilization. Bioremediation Journal, 26: 113–127.

71.Mugo, N.J., Karanja, N.N., Gachene, C.K., Dittert, K. and Schulte-Geldermann, E. 2021. Response of potato crop to selected nutrients in Central and Eastern highlands of Kenya. Cogent Food & Agriculture, 7: 1898762.

72.Mulwa, F., Li, Z. and Fangninou, F.F. 2020. Water Scarcity in Kenya: Current Status, Challenges, and Future Solutions. OALib. 8: 1–15.

73.Muñoz-Carpena, R., Lauvernet, C. and Carluer, N. 2018. Shallow water table effects on water, sediment, and pesticide transport in vegetative filter strips–Part 1: nonuniform infiltration and soil water redistribution. Hydrology and Earth System Sciences, 22: 53-70.

74.Musacchio, A., Re, V., Mas-Pla, J. and Sacchi, E. 2020. EU Nitrates Directive, from theory to practice: Environmental effectiveness and influence of regional governance on its performance. Ambio, 49: 504–516.

75.Mwadalu, R., Mochoge, B., Mwangi, M. and Maitra, S. 2022. Response of Gadam sorghum (Sorghum bicolor) to farmyard manure and inorganic fertilizer application. International Journal of Agriculture, Environment, and Biotechnology. 15: 51–60.

76.Nasar, J., Wang, G.Y., Zhou, F.J., Zhou, X.B. and Tabl, K.M. 2022. Nitrogen fertilization coupled with foliar application of iron and molybdenum improves shade tolerance of soybean under maize-soybean intercropping. Frontiers in Plant Science, 13: 1014640.

77.Ngaio, R. 2011. Carbofuran and Wildlife Poisoning: Global Perspectives and Forensic Approaches. (1st ed.). John Wiley & Sons, Inc.

78.Ngare, I.O., Karanja, J., Maina, S. and Gikonyo, S. 2024. Groundwater pollution and climate change vulnerability in Kenya: A review.

79.Ngugi, M.M., Muui, C.W. and Gweyi-Onyango, J.P. 2022. Growth tolerance, concentration, and uptake of heavy metals as ameliorated by silicon application in vegetables. International Journal of Phytoremediation, 24: 1543–1556.

80.Njora, B. and Yilmaz, H. 2021. Evaluation of water accessibility, distribution, water use policies and management in Kenya. International Journal of Water Management and Diplomacy, 1: 5–16.

81.Nungula, E.Z., Mugwe, J., Nasar, J., Massawe, H.J., Karuma, A.N., Maitra, S., Seleiman, M.F., Dindaroglu, T., Khan, N. and Gitari, H.I. 2023. Land degradation unmasked as the key constraint in sunflower (Helianthus annus) production: Role of GIS in Revitalizing this vital sector. Cogent Food & Agriculture, 9: 2267863.

82.Nungula, E.Z., Raza, M.A., Nasar, J., Maitra, S., Seleiman, M.F., Ranjan, S., Padhan, S.R., Sow, S., Gaikwad, D.J. 2024. Cadmium in soil and plants: A review. In: Jha AK, Kumar N (Eds). Cadmium Toxicity in Water: Challenges and Solutions. Springer, Cham., pp. 21–43.

83.Nyakundi, W.O., Magoma, G., Ochora, J. and Nyende, A.B. 2017. A Survey of Pesticide Use and Application Patterns among Farmers: A Case Study from Selected Horticultural Farms in Rift Valley and Central Provinces, Kenya.

84.Nyambele, K.A., Ngaiza, V.V., Nungula, E.Z., Chappa, L.R., Mwadalu, R., Shankar, T., Ranjan, S., Sow, S. and Uddin, S. 2024. Biotechnological approaches to fluoride remediation. In: Sharma, K. (Ed) Fluorides in Drinking water - Source, Issue, and Mitigation Strategies. Springer, Springer, Cham., pp. 163–188.

85.Nyariki, D.M. and Amwata, D.A. 2019. The value of pastoralism in Kenya: Application of total economic value approach. Pastoralism, 9: 9.

86.Nyawade, S.O., Karanja, N.N., Gachene, C.K., Gitari, H.I., Schulte-Geldermann, E. and Parker, M.L. 2019. Short-term dynamics of soil organic matter fractions and microbial activity in smallholder potato-legume intercropping systems. Applied Soil Ecology, 142: 123–135.

87.Olaka, Lydia. 2020. Organochlorine pesticides in rain, rivers, and groundwater in the Lake Naivasha basin and implication for their management. Africa Journal of Physical Sciences, 4: 2020.

88.Otieno, M.A., Gitari, H.I., Maitra, S. and Nungula, E.Z. 2023. GIS-AHP technique land suitability assessment for capsicum (Capsicum annuum L.) production. International Journal of Bioresource Science, 10: 19–30.

89.PAN – Pesticides Action Network, 2021. List of Highly Hazardous Pesticides (PAN List of HHPs).

90.Payraudeau, S. and Gregoire, C. 2012. Modeling pesticides transfer to surface water at the catchment scale: a multi criteria analysis. Agronomy Sustainable Development, 32: 479–500.

91.Perrin, L., Spinosi, J., Chaperon, L., Kab, S., Moisan, F. and Ebaz, A. 2021. Pesticides expenditures by farming type and incidence of Parkinson disease in farmers: a French nationwide study, Environmental. Resources, 197: 111161.

92.Prado, B., Strozzi, A.G., Huerta, E., Duwig, C., Zamora, O., Delmas, P., Casasola, D. and Márquez, J. 2016. 2,4-D mobility in clay soils: Impact of macrofauna abundance on soil porosity. Geoderma, 279: 87–96.

93.Puijenbroek, V., Beusen, A.H.W. and Bouwman, A.F. 2019. Global nitrogen and phosphorus in urban wastewater based on the shared socio-economic pathways. Journal of Environmental Management, 231: 446–456.

94.Rafeeinia, A., Asadikaram, G., Karimi-Darabi, M. and Moazed, V. 2022. High Levels of Organochlorines Are Associated with Induction of ABL1 Promoter Methylation in Children with Acute Lymphoblastic Leukemia. DNA and Cell Biology, 41: 10.

95.Rahimi, A., Lyons, G., Heydarzadeh, S., Tuncturk, M. and Tuncturk, R. 2023. Effects of vermicompost, compost and animal manure on vegetative growth, physiological and antioxidant activity characteristics of Thymus vulgaris L. under water stress. Yuzuncu Yil University Journal of Agricultural Sciences, 32: 40–53.

96.Rahman, M.M., Islam, A.M., Sofian M. and Boyce, A.N. 2014. Tropical Legume Crop Rotation and Nitrogen Fertilizer Effects on Agronomic and Nitrogen Efficiency of Rice, The Scientific World Journal, 490841, 11.

97.Rani, L., Thapa, K., Kanojia, N., Sharma, N., Singh, S., Grewal, A.S., Srivastav, A.L. and Kaushal, J. 2021. An extensive review of the consequences of chemical pesticides on human health and environment. Journal of Cleaner Production, 283: 124657.

98.Rasool, R. and Thakur, S. 2023. Mobility and Degradation of Pesticides in Soil-Risk to Groundwater Contamination. Indian Journal of Entomology, pp. 1–13.

99.Rita, A., Aldo, K., Mogusu, E. and Karoli N. 2021. Sources of Nitrate in Ground Water Aquifers of the Semiarid Region of Tanzania. Geofluids., pp. 1–20.

100.Sahoo, U., Maitra, S., Hossain, A., Santosh, D.T., Nath, S., Sairam, M., Sagar, L., Jena, J., Pattanayak, S. and Rezaei- Chiyaneh, E. 2024. Biochar for soil health improvement in the present context of climate change: a reality or fantasy. In: Fahad, S., Adnan, M., Zhou, R., Nawaz, T., Saud, S. (Eds). Biochar-assisted Remediation of Contaminated Soils Under Changing Climate. Elsevier, pp. 1-37.

101.Sairaam, M., Maitra, S., Praharaj, S., Nath, S., Shankar, T., Sahoo, U., Santosh, D.T., Sagar, L., Panda, M., Priya, G.S., Ashwini, T.R., Gaikwad, D.J., Hossain, A., Pramanick, B., Jatav, H.S. and Aftab, T. 2023. An Insight into the Consequences of Emerging Contaminants in Soil and Water and Plant Responses. In: Aftab T. (Ed). Emerging Contaminants and Plants. Springer, Cham., pp. 1–27.

102.Scanlon, B.R., Reedy, R., Stonestrom, D., Prudic, D. and Dennehy, K. 2005. Impact of Land Use and Land Cover Change on Groundwater Recharge and Quality in the Southwestern US. Global Change Biology, 11: 1577–1593.

103.Shadrack, N.O., Gachene, C.K.K., Karanja, N.N., Gitari, H.I., Schulte-Geldermann, E. and Parker, M. 2019. Controlling soil erosion in smallholder potato farming systems using legume intercrops. Geoderma Regional, 17: e00225.

104.Shao Z., Mwakidoshi, E.R., Muindi, E.M., Soratto, R.P., Ranjan, S., Padhan, S.R., Wamukota, A.W., Sow, S., Wasonga, D.O., Nasar, J. and Seleiman, M.F. 2023. Synthetic fertilizer application coupled with bioslurry optimizes potato (Solanum tuberosum) growth and yield. Agronomy, 13: 2162.

105.Sharma, A., Kumar, V., Shahzad, B., Tanveer, M., Sidhu, G. P. S., Handa, N., Kohli, S., Yadav, P., Bali, A., Parihar, R., Dar, O., Singh, K., Jasrotia, S., Bakshi, P., Ramakrishnan, M., Kumar, S., Bhardwaj, R. and Thukral, A. 2019. Worldwide pesticide usage and its impacts on ecosystem. Applied Sciences, 1: 1446.

106.Shikuku, V., Bollmohr, S., Mweke, A., Omwoyo, T. 2021. Scientific Report on Pesticides in the Kenyan Market 2021.

107.Shirazi, S., Imran, H.M. and Akib, S. 2012. GIS-based DRASTIC method for groundwater vulnerability assessment: A review. Journal of Risk Research, 15: 1-21.

108.Shukla, S. and Saxena, A. 2018. Global Status of Nitrate Contamination in Groundwater: Its Occurrence, Health Impacts, and Mitigation Measures. In: Hussain, C. (eds) Handbook of Environmental Materials Management. Springer, pp. 869–888.

109.Siebert, S., Burke, J., Faures, J. M., Frenken, K., Hoogeveen, J., Döll, P. and Portmann, F.T. 2010. Groundwater use for irrigation: A global inventory, Hydrology, and Earth System Sciences, 14: 1863–1880.

110.Sishu, F.K., Tilahun, S.A., Schmitter, P., Assefa, G. and Steenhuis, T.S. 2022. Pesticide Contamination of Surface and Groundwater in an Ethiopian Highlands’ Watershed. Water.

111.Sow, S., Ranjan, S., Seleiman, M.F., Alkharabsheh, H.M., Kumar, M., Kumar, N., Padhan, S.R., Roy, D.K., Nath, D., Gitari, H. and Wasonga, D.O. 2024. Artificial Intelligence for Maximizing Agricultural Input Use Efficiency: Exploring Nutrient, Water and Weed Management Strategies. Phyton-International Journal of Experimental Botany, 93: 1569–1598.

112.Tang, X., Zhu, B. and Katou, H. 2012. A review of rapid transport of pesticides from sloping farmland to surface waters: Processes and mitigation strategies, Journal of Environmental Sciences, 24: 351–361.

113.Theodory, F. 2015. Climate Change and Socio-Economic Vulnerability among Maasai Pastoral Communities in Northern Tanzania. Journal of Policy and Leadership, 2: 2014.

114.Tiryaki, O. and Temur, C. 2010. The fate of pesticides in the environment. J. Biol. Environ. Sci., 4: 29-38.

115.Tudi, M., Li, H., Li, H., Wang, L., Lyu, J., Yang, L., Tong, S., Yu, Q.J., Ruan, H.D., Atabila, A., Phung, D.T., Sadler, R. and Connel, D. 2022. Exposure Routes and Health Risks Associated with Pesticide Application. Toxics, 10: 335.

116.Uddin, S., Nungula, E.Z., Ngaiza, V.V., Chappa, L.R., Mwadalu, R., Nyambele, K.A., Ranjan, S., Sow, S. and Heydarzadeh, S. 2024. Fluoride in Groundwater: causes, implications and mitigation measures. In: Sharma, K. (Ed) Fluorides in Drinking water - Source, Issue, and Mitigation Strategies. Springer, Singapore, pp. 283–303.

117.UN – United Nations. 2022. World Water Development Report: Groundwater-Making the Invisible Visible.

118.UN – United Nations. 2024. World Water Development Report: Water for prosperity and peace.

119.UNUINWEH – United Nations University Institute for Water, Environment and Health, 2023. Global Water Security 2023 Assessment. Accessed on August 12, 2024 from: http://inweh.unu.edu/publications.

120.Wang, H., Gao, J., Li, X., Zhang, S. and Wang, H. 2015. Nitrate Accumulation and Leaching in Surface and Ground Water Based on Simulated Rainfall Experiments. PloS one, 10: 0136274.

121.WHO – World Health Organization, 2017. Guidelines for drinking water quality, p. 631, 4th edition. https://www. who.int/publications/i/item/ 9789241549950.

122.WHO-World Health Organization, 2019. The WHO Recommended Classification of Pesticides by Hazard and Guidelines to Classification. https://iris.who.

123.Wu, H., Chen, J., Qian, H. and Zhang, X. 2015. Chemical Characteristics and Quality Assessment of Groundwater of Exploited Aquifers in Beijiao Water Source of Yinchuan, China: A Case Study for Drinking, Irrigation, and Industrial Purposes. Journal of Chemistry, pp. 726340.

124.Yadav, I. and Devi, N. 2017. Pesticides Classification and Its Impact on Human and Environment. Environmental Science and Engineering. In: Environmental Science and Engineering, 6(7).

125.Yaron, B., Dror, I. and Berkowitz, B. 2012. Soil-Subsurface Change: Chemical Pollutant Impacts. Springer. Heidelberg.

126.Yu, G., Wang, J., Liu, L., Li, Y., Zhang, Y. and Wang S. 2020. The analysis of groundwater nitrate pollution and health risk assessment in rural areas of Yantai, China. BMC Public Health, 20: 437.

127.Yuange Y., Wang, Z., Yao, B. and Zhou, Y. 2024. Occurrence, bioaccumulation, fate, and risk assessment of emerging pollutants in aquatic environments: A review. Science of the Total Environment, 923: 2024, 171388.

128.Zhou, Z., Ansems, N. and Torfs, P. 2015. A Global Assessment of Nitrate Contamination in Groundwater. International Groundwater Resources Assessment Center. Internship report.