Soil and Water Research - Online first

Reduction in hydraulic conductivity for high burn severity soils begins after the first rainfall event: Results from laboratory-scale rainfall simulation experimentsOriginal Paper

Nana Afua Gyau Frimpong, Jacob Huerta, Ryan Webb

Soil & Water Res., X:X | DOI: 10.17221/26/2026-SWR  

Wildfires can greatly impact the hydraulic properties of soil. This study aims to utilise laboratory experiments to simulate burned soil conditions under a range of slope angles and rainfall intensities to address the research question: How does the presence of ash after the first rainfall event impact the hydraulic properties of burned soil in complex terrain? Sandy loam soils for this study were sourced from a mixed conifer forested area in the San Juan Mountains of southern Colorado, USA. Measurements of soil hydraulic properties in experimental microplots were taken (1) before burning, (2) after burning, and (3) 24 hours after a rainfall simulation....

Discovering complex pesticide pollution in river water irrigated soil/groundwater systems: From targeted analyses to non-targeted screening and backOriginal Paper

Alina Sadchenko, Petra Nováková, Aleš Klement, Miroslav Fér, Antonín Nikodem, Vít Kodeš, Radka Kodešová, Roman Grabic

Soil & Water Res., X:X | DOI: 10.17221/30/2026-SWR  

Pesticides and their transformation products are increasingly detected in agricultural soils and surface waters, raising concerns about their persistence, mobility, and ecological impacts. Irrigation with river water contaminated by agricultural runoff represents a significant but understudied pathway contributing to soil pollution. In this study, we investigated pesticide occurrence across soils, irrigation water, and groundwater in three intensively cultivated river basins. Soil samples from vegetable-producing fields exhibited complex contamination profiles, with 12–40 co-occurring compounds and total residues frequently exceeding levels reported...