As corn acres rise, so does the amount of nitrogen
A new book - From the Corn Belt to the Gulf, written by 25 scientists from around the country - discusses how farmers can make management changes to reduce the amount of nitrogen leaving their land in runoff.
The book concludes that greater precision in fertilizer use, wetlands restoration, production of perennial crops such as switchgrass, and other conservation innovations could significantly reduce low oxygen level in parts of the
An especially large amount of nitrogen comes from five watersheds in three states: the
"Farmers are eager to share the cost of cleaner water, but two out of three farmers are rejected when they offer to improve Mississippi River water quality due to funding shortfalls," sas Scott Faber of Environmental Defense. "Renewal of farm policies in the 2007 Farm Bill is a chance to reward - rather than reject - farmers when they take steps to help rivers like the