AUTHOR=Elsayed Ahmed , Levison Jana , Binns Andrew , Larocque Marie , Goel Pradeep TITLE=Regression-based machine learning models for nitrate and chloride prediction in surface water in a small agricultural sand plain sub-watershed in southwestern Ontario, Canada JOURNAL=Frontiers in Environmental Science VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/environmental-science/articles/10.3389/fenvs.2025.1543852 DOI=10.3389/fenvs.2025.1543852 ISSN=2296-665X