Photo: Excessive nitrate in lakes, seas and rivers can increase algae growth that can lead to toxic blue-green blooms. The…
Farm runoff provides fertilizer that turbo-charges algae growth in the western Lake Erie basin. Wochit (Photo: Brenda Culler, Ohio Department…
The Mackinaw River on Franklin Demonstration Farm in central Illinois. Photo © Cristina Rutter for The Nature Conservancy In the…