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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: tejek who wrote (581339)8/17/2010 4:41:22 PM
From: Brumar89  Read Replies (1) | Respond to of 1577814
 
The line between salt and fresh water in coastal areas isn't fixed and changes regularly based on annual rain and snow fall far upstream as well as hurricanes. Before humans began controlling the Mississippi drainage system, annual changes were much bigger than now.