Pollution and burgeoning populations stress Earth's water resources
This may be for subscribers to Science News only, but it has a terrific photo that vividly illustrates ground subsidence.
Withdrawal of groundwater in California's San Joaquin valley has caused the ground to subside by more than 9 m. Signs in this 1977 photo, taken near Mendota, show where the ground surface was in 1925 and 1955.
U.S. Geological Survey
posted on 03/02/2004 8:19:19 PM PST
(Vote Cheney - Rumsfeld in '08)
posted on 03/02/2004 8:23:41 PM PST
Thanks for posting.
posted on 03/02/2004 8:55:39 PM PST
(Manuel Miranda - Whistleblower)
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