no matter how small, in maintaining the delicate balance of the Earth's ecosystem. Recycle to help prevent the over-harvesting of natural resources. Conserve energy by choosing more energy efficient appliances and automobiles.
Taking steps to reduce or eliminate pollution from nonpoint sources such as streets and farms will help to maintain the ecological balance. Sewage and run-off of agricultural fertilizer can cause the rapid growth of algae in lakes and streams. The growth of algae blocks sunlight and depletes the oxygen in the water.
