Human activity along Mississippi River creating "dead zone" downstream Internationally-known marine ecologist Nancy Rabalais joins Midday to explain the Mississippi River ecosystem and what can be done to protect it. Rabalais is at Gustavus Adolphus College for the Nobel Conference, "H2O: Uncertain Resource."11:00 a.m.
Guests
Nancy Rabalais: Executive director of the Louisiana Universities Marine Consortium. Internationally known marine ecologist who has studied the Mississippi River for two decades.
David Allen Sibley on tree and bird identification The acclaimed wildlife artist and best-selling author of "The Sibley Guide to Birds" is out with his latest book, "The Sibley Guide to Trees." Many consider David Sibley to be the "new John James Audubon."12:00 p.m.
Guests
David Allen Sibley: Author of "The Sibley Guide to Trees," and numerous bird guides, including the best-selling "The Sibley Guide to Birds."