You can use less hot water by installing a low flow showerhead (350 pounds of carbon dioxide saved per year) and washing your clothes in cold or warm water (500 pounds saved per year) instead of hot.

• 你可以装个低一点的莲蓬头，就可以少用些热水(一年可省三百五十磅)还有用冷水或温水洗衣服，而不是用热水来洗(一年可省五百磅)。