Save the Bay, an organization that works towards the preservation of the San Francisco Bay, estimates the region requires 100,000 acres of healthy wetlands to thrive.
Before breaching the last levee preventing sea water from rushing into Pacheco Marsh for the first time in generations, workers scrambled this week to make sure.
The $24.5 million, 232-acre restoration of Pacheco Marsh in Martinez and Lower Walnut Creek will allow San Francisco Bay waters to once again occupy the space as it did for countless years before.