Buy energy efficient appliances,lightbulbs.Change your thermostat(and use clock thermostat )to reduce energy for heating and cooling.Weatherize your house,increase insulation, get an energy audit.

• 购买节能产品，如节能灯。调整你的空调，使用定时器控制冷热以降低对能源的需要。对你的房子进行节能化控制，改进隔热功能。