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An Overlooked Water Resource

In bone-dry California we are counting the days until October when the rainy season should begin. When wells run dry in the Central Valley, fires rage in Big Sur and pine forests in the Sierra Nevada die off, you can’t help but wonder where all the water has gone. But what if we asked a slightly different question: where should the water be?  To answer this it helps to know that soil hydrologists classify fresh water as either blue or green. According to Henry Lin, Professor of Hydropedology / Soil Hydrology at Penn State University,