Input Rule of Goodland and Daly. Give One Example. Tragedy of the Commons of Hardin. Give One Example. The nitrogen cycle is being disrupted principally by fossil fuel and fertilizer emissions to the environment, leading to massive cultural eutrophication of coastal waters and toxic algal blooms.
Urban wastes are the largest contributors to non-point pollution in the United States.
Positioning of a bottom outlet in a hydropower dam causes more damage to downstream floodplain river ecosystems than a midwater outlet because of bottom water discharges of deoxygenated water and sulfides. One method of homogenization of the Earth's marine biotic is ballast water discharges from ocean-going ships. Mangrove leaves have a high protein content that is decreased when they fall to the water and are colonized by bacteria. Fishing can produce surplus yields if harvest rates are kept at or below rates of reproduction and juvenile recruitment. El Nino has been shown to enhance upwellings in Peru-Chile causing fisheries to move elsewhere.