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Effects of Groundwater Depletion Save Palo Alto’s Groundwater May 2, 2016.

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Presentation on theme: "Effects of Groundwater Depletion Save Palo Alto’s Groundwater May 2, 2016."— Presentation transcript:

1 Effects of Groundwater Depletion Save Palo Alto’s Groundwater May 2, 2016

2 California’s Groundwater Depletion 2011 - 2013 Climate Progress October 31, 2014

3  Groundwater Depletion Contributes to Sea Level Rise 10 News Tampa Bay, Sarasota December 20, 2015

4  Groundwater Depletion Can Trigger Earthquakes Climate Progress May 15, 2014

5  Groundwater Depletion Threatens Our Food Supplies Climate Progress October 31, 2014

6  Groundwater Depletion Can Cause Subsidence The Watchers August 11, 2014

7  Groundwater Depletion Can Lead to Loss In Water Storage Capacity of Aquifers Live Science August 21, 2015

8 Groundwater Depletion Leads to Infrastructure Damage “With less underground water to buoy it, the land surface is sinking as much as a foot a year in spots, causing roads to buckle and bridges to crack.” NY Times, April 5, 2015

9 Other Possible Consequences of Groundwater Depletion  Salt Water Intrusion  Water Quality Degradation  Possible Migration of Toxins  Harm to Groundwater-Dependent Ecosystems, Rivers, Lakes, etc.  Pumping is Energy-Intensive Leading to Increase in Green House Gases  The Hidden Costs of Groundwater Overdraft (Stanford), 2014

10 “California, so far ahead of the country on other environmental issues, became the last state [2014] in the arid West to move toward serious limits on the use of its groundwater.” The NY Times 4/6/2015 Will the same be said of Palo Alto?

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