Day: February 7, 2023

  • On the origin of preferential flowpaths

    On the origin of preferential flowpaths

    In some soils over 95% of infiltrated rainwater travels through less than .5% of the total soil volume. The reason? Macropores! In last weeks post I explained the basic concept of how water moves through hillslope soils with the most important feature being “water highways”, scientifically called preferential flowpaths or macropores. These pathways can have…