Fertilizer runoff has led to a [ toxic algae bloom in Lake Erie ]( http://www.commondreams.org/news/2014/08/04/ohio-city-lifts-drinking-water-ban-fears-remain-over-lake-erie-toxins ) . The waste of fertilizer will haunt us too, as supplies of some chemical fertilizers are running out.
Ссылка: https://stallman.org/archives/2014-may-aug.html#06_August_2014_%28Fertilizer_runoff_in_Lake_Erie%29