Long-term changes in concentrations and
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Donald A. Goolsby; William A. Battaglin
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Article
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2001
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John Wiley and Sons
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English
β 598 KB
## Abstract Current and historical data show that nitrogen concentrations and flux in the Mississippi River Basin have increased significantly during the past 100 years. Most of the increase observed in the lower Mississippi River has occurred since the early 1970s and is due almost entirely to an