Now, this may seem surprising, as 75 percent of our planet is covered in water, but only 2.5 percent of that is freshwater, and less than one percent of Earth's freshwater supply is available for human consumption.
놀라운 것은 지구의 75%가 물로 되어 있지만 오직 2.5%만이 담수이고 이 담수중 1%이하 만이 우리가 마실 수 있는 식수라는 겁니다.