Soil Physics & Hydrology: A Tribute to Rien van Genuchten: Special Section in Vadose Zone Journal Features Work Building on His Legacy.

The article focuses on the special section of the "adose Zone Journal" dedicated to Martinus "Rien" van Genuchten, highlighting his groundbreaking contributions to soil science. Topics include advancements in HYDRUS software for simulating subsurface flow, new mechanistic models for root water uptake, and research on preferential flow and its impact on groundwater contamination.