Over five years, they collected data that revealed significant moisture variations in the vadose zone, particularly during California's historic drought from 2019 to 2022.

1 University of Colorado, Boulder 2 University of Colorado, Boulder Soil moisture profile measurements are an integral component of water balance estimation networks, especially in thick vadose zones ...

On Jan. 1, 2018, the Vadose Zone Journal will switch from the subscription format to a fully open-access journal.