When environment is polluted we should follow some steps. Firstly we should Conserve energy - at home, at work, everywhere. Next,Look for the ENERGY STAR label when buying home or office equipment.Then,Carpool, use public transportation, bike, or walk whenever possible. Follow gasoline refueling instructions for efficient vapor recovery, being careful not to spill fuel and always tightening your gas cap securely.After that Consider purchasing portable gasoline containers labeled “spill-proof,” where available.Last but not least,Keep car, boat, and other engines properly tuned.