we can save the world1.Turn off all electric equipments such as television, computer, stereo when you are not using them, can reduce carbon dioxide 1,000 pound per year.
2. Change your ordinary light bulb to the Compact Fluorescent Light bulb (CFL) which can save more energy than the ordinary light bulb. Energy-saving bulbs last on average 12 times longer than the ordinary light bulbs, with a life span of around six years.