Eutrophication, too much nutrient enrichment in aquatic ecosystems causing algal blooms and anoxia, causes fish kills, lack of biodiversity, and renders drinking water unfit for consuming and various industrial uses. Too much fertilization and manure software to cropland, and superior livestock stocking densities induce nutrient (predominantly nitrogen and phosphorus) runoff https://the-farming-blog.s3.eu-north-1.amazonaws.com/farm-business.html