This piece from <em>Scientific American</em> looks at the jurisdictional challenge of conserving water in the cross-state Ogallala Aquifer, one of the world's largest sources of freshwater and the backbone of the nation's farm economy.
May 20, 2009 Scientific American
Water shortages and environmentally-based restrictions are leaving Central California's agricultural lands dry. As a result, farmers are increasingly tapping into groundwater sources. Many are calling on the state to monitor the use of its aquifers.
May 16, 2009 The New York Times
The state governments of Missouri and Arkansas are expected to sign an agreement this year to create a watershed and aquifer protection pact geared at controlling water quality from sources that cross state boundaries.
Nov 17, 2008 Arkansas Democrat Gazette
UNESCO has released a detailed map of the world's aquifers, a move the organization hopes will enable more intelligent use of natural resources.
Oct 26, 2008 New Scientist