Urban C. Lehner Editor Emeritus
Mon Dec 15, 2014 12:51 PM CST

Everyone Wants Cleaner Water -- Who Will Pay For It?

On the list of states dribbling nitrogen and phosphorous into rivers and causing "dead zones" in the Gulf of Mexico, Iowa ranks high. No surprise there: A state with porous soils, extensive farm tiling, frequent heavy rainfall and an annual grain output exceeding Canada's will tend to leak nutrients.

No surprise, either, then, that the state has a voluntary, science-based program to reduce nitrogen and phosphorous runoff by 45%. The Iowa Nutrient Reduction Strategy envisions action by both "point sources" (factories and wastewater treatment facilities) and "non-point sources" (mainly the ...

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