Most of the world's population still does not attach much importance and does not pay due attention to the availability, quality and quantity of water in our lives. For those who are lucky to live in arid areas, water is not of great value, but scientists are very concerned about the state of water resources on Earth. And every day new interesting facts about water come to light.
Water in numbers
- Now water occupies 70% of the planet’s surface, of which only 1% is suitable for human consumption. Of all the world's water resources, fresh water is only 3%, of which only 1.5% is accessible to humans.
- Almost half of all water, namely 46%, is in the Pacific Ocean, 23.9% of the water is in the Atlantic Ocean, 20.3% is in the Indian Ocean, and 3.7% is in the Arctic Ocean.
- The temperature at which sea water freezes is 1.91 degrees Celsius.
- There are 8 septillion molecules in one glass of water!
- There are about 1330 natural types of water on our planet. They are classified by the method of origin (thawed, soil, rain) and by composition.
Interesting facts about water and man
- A person needs about two liters of water per day. Water contributes to weight loss: drinking more than two liters, we give the body the opportunity to quickly cleanse of toxins. Water dulls hunger well, drunk on an empty stomach or before eating.
- People who drink the required amount of water are less likely to have a heart attack every day than those who drink little clean water.
- Without water, a person can live only six days.
- The body of an adult consists of water at 70%, a child at 80%, a fetus at the age of five months in general at 94%!
- During his life, a person drinks about thirty-five tons of water. And thirty-three liters of water can be boiled up with the energy of the human body released per day.
Water conditions
We also have access to interesting information about water and its conditions.
- Scientists have found five states of liquid water and fourteen - solid.
- Cold water freezes to ice slower than hot, as the schoolboy proved.
- Ice is denser than liquid water, so it stays on its surface.
- The largest ice reserves on Earth are located on the polar "caps".
- Sea water contains protein and many other nutrients.
- Jellyfish consists of 99% water, and watermelon - 93%.
- The average temperature of the world's oceans is three degrees above the temperature of the layer of air closest to it.
- Azerbaijan has water that can burn due to the large amount of methane in its composition.
- In South Africa, water that can be eaten without purification flows from taps - the third in the world in purity, and the first place is occupied by the water of Finland.
- The lake in Antarctica is eleven times saltier than the sea and freezes only at -50 ° C.
- March 22 - World Water Resources Day.
