10 surprising facts about water


about waterAnnually on 22 March, the day commemorating the community’s water. This warning is related to the growing importance of the value of water for life. Day of water throughout the world was first coined in 1993 by the United Nations. Here are some facts about water that is mixed with various sources.

1. Water and our body

Our body needs water. We can survive without eating more than one month. But most people can not survive more than a week without water. Water enters the human body through drink and eat, which contain water.

The water content in the human body is different for each individual, the range is between 50-75%, depending on age, gender and others. But, in general, according to the USGS water content in the adult human body approximately 60%, higher infant of about 70-80%. Parts of the human body also has a water content varies. The water content in the brain reaches 73%, lung 83%, 64% leather, 79% of kidney and muscle, bone and even still has a water content of about 31%.

In general it can be said in the presentation, infants and children have a water content of more than adults. Men have more water content than women. And, people with ideal body portion contains more water than fat people / obesity.

2. Water and society

Globally, 750 million people worldwide do not have access to safe drinking water, and more than 2.5 billion people lack access to improved sanitation.

Based on the WHO study in 54 middle-income countries down, around 38% of people do not have access to basic needs of water, 19% lack of adequate sanitation, 35% do not have clean water and soap to wash hands.

3. Water and sanitation

Lack of access to clean water causes a variety of diseases such as cholera, dysentery, diarrhea and others. The disease mostly impinge on children. More than 840 thousand people die every day because of diseases related to the availability of water for sanitation.

4. Water and death

Humans can survive more than one month without food, but it will not last more than one week without drinking.

5. Water and economy
In Indonesia, rich people buy water at a cheaper price than the poor. This is related to infrastructure development lame. Where most shelters are equipped with water taps supplied by pipeline. While most other residential must buy water in the form of jerry cans are sold, water tank and refill.

Examples in Jakarta, slum dwellers have to pay water 5 times more expensive than living in an elite area. The price of clean water are sold with jerry cans, worth about Rp. 25,000 / m3, whereas in the elite residential piping equipped by PDAM water prices range from Rp. 5000/3. Another alternative for slum dwellers are buying water in the form of water tankers USD. 20.0000 / m3, refill Rp. 131,000 / m3, bottled water Rp. 3,000,000 / m3.

6. Water and consumption

Most people in Africa each person can only use 20 liters of water per day. This amount is equivalent to a bath with shower over 1.5 minutes. While in Germany, people spend 122 liters of water every day. And, in the United States water consumption of 700 liters per person per day.

7. Water and Earth

According to the USGS, water covers 71% of the earth’s surface, the rest of the mainland. Most of the water that is in the earth, or about 96.5% is sea water. The rest is in the form of fresh water stored in the atmosphere, rivers, lakes, glaciers, polar ice shelf, groundwater, and water in biomass such as plants and animals, including our bodies.

Most of the fresh water on Earth or about 68% is stored in chunks of polar ice caps and glaciers. While 30% is stored as groundwater, mostly stored at a depth of 2 km. The water contained in the soil surface, such as rivers and lakes are only about 1% only.

8. Water and agriculture

Water is needed to produce 1 kg of rice is about 3,500 liters of water while to produce 1 kg of beef takes 15,000 liters of water. (UN Water, 2015)

9. Water and energy

Currently, 16% of world energy supply met by hydroelectricity. The energy is supplied by more than 3700 dams. (UN Water, 2015)

10. Water and industrial

The water requirement for the industry will increase 400% from 2000 to 2050. It takes more than 10 liters of water to produce a piece of paper and 91 liters of water to 0.5 grams of plastic. (UN Water, 2015)


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