"For generations, we've been managing water in California without truly knowing where that meltwater seeps underground and replenishes groundwater ... and was able to map the major hidden ...

Depleted groundwater threatens communities, agriculture, and ecosystems in California's Central Valley, which produces much ...

Groundwater is water that fills the gaps in soil and rock beneath Earth's surface. Scientists estimate that aquifers beneath California are capable of storing more than 1 billion acre feet of ...