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News Release 18-007
Study shows wetlands provide landscape-scale reduction in nitrogen pollution
"Wetland complexes" in a watershed are very effective in reducing nitrate
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Wetlands are important for reducing excess nitrate flowing downstream.
Credit: Amy Hansen
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Agricultural ditch with a field of corn on one side and soybeans on the other.
Credit: Katie Kemmit
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Scientists measure water velocity and collect samples in an agricultural ditch.
Credit: Amy Hansen
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Researchers collect water samples for chemical analyses of nitrate concentration.
Credit: Amy Hansen
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Ecologists collect water samples from an agricultural ditch as a field is readied for planting.
Credit: Katie Kemmit
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Swans rest in a flooded, farmed depression.
Credit: Amy Hansen
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