Variations in River Flow to the Gulf of Mexico:
Implications for Paleoenvironmental Studies of
Gulf of Mexico Marine Sediments
Analyses of selected gaging station records from the Mississippi River and Rio Grande showing that variations in discharge of these rivers into the Gulf of Mexico reflect major flood events and regional-scale drought intervals known from the historical record
U.S. DEPARTMENT OF THE INTERIOR
GALE A. NORTON, Secretary
U.S. GEOLOGICAL SURVEY
CHARLES G. GROAT, Director
U.S. GEOLOGICAL SURVEY, RESTON, VIRGINIA: 2001
Published in the Eastern Region, Reston, Va.
Manuscript approved for publication August 10, 2001.
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