1. Many countries have already been using solar energy.
2. Save the energy is one of the best way to conserve the natural resources.
3. At present, most of our electricity comes from the use of coal gas oil or nuclear power.
4. Planting trees creates shade around house and help to keep cool.
5. This power could be provided by the sun.
6. Don't leave the fridge open because cold air escapes uses a lot of electricity.
7. One percent of the solar energy reaches to the earth is enough to provide the power for the total population.
8. Turn off all the lights every time you leave the room.=)))