To start with, the main cause of the Global Warming is activities at house because one day have many activities that happen when you stay at home.For example, many people always use the energy electric, they drive a car more than they use BTS or other transportation, they use many foam boxes and plastic bags per day, they burn many garbages, etc. In order to slove this problem, we should help to save the energy, help to reduce to use car, foam and plastic or may be reuse it.