Conservation of energy. The principle that the total amount of energy in a closed system remains always the same, none being lost or created in any chemical or physical process or in the conversion of one kind of energy into another, within that system.
Energy conservation measures (ECMs) in buildings reduce the need for energy services and can result in increased environmental quality, national security, personal financial security and higher savings. It is at the top of the sustainable energy hierarchy.
Here are our top 5 free and easy ways to save energy in your home:
- Turn off the fan when you leave a room.
- Close your drapes or drop your window shades during the day.
- Wash your clothes in cold water.
- Wrap or cover foods and drinks in the refrigerator.
- Always use the cold water faucet, unless you really want hot water.