10 Fun facts about water

1) 70% of a Human Adult's body is made up of water
2) 70-75% of the earths surface is covered in Water
3) By the time a person feels thirsty, his or her body has lost over 1 percent of its total water amount.
4) The total amount of water on the earth is about 326 million cubic miles of water.
5) Less than 1% of the world’s fresh water (or about 0.007% of all water on earth) is readily accessible
    for direct human use
6) 3.9 trillion gallons of water are consumed in the United States per month
7) The human body is more than 60 percent water. Blood is 92 percent water, the brain and muscles are 75
    percent water, and bones are about 22 percent water
8) Three-quarters of the Earth's surface is covered with water, yet 98 percent is salt water and not fit for
    consumption. Less than one percent of all the water on Earth is freshwater available for human
   consumption.
9) In a 100-year period, a water molecule spends 98 years in the ocean, 20 months as ice, about 2 weeks in
    lakes and rivers, and less than a week in the atmosphere.
10) An acre of corn will give off 15,000 litres (4,000 gallons) of water per day in evaporation
Sources:
http://www.allaboutwater.org/water-facts.html (#1-4)
http://water.org/learn-about-the-water-crisis/facts/ (#5)
http://www.waterinfo.org/resources/water-facts (#6-8)
http://www.lenntech.com/water-trivia-facts.htm (#9-10)