| Water is the origin of the life. |
Water constitutes a wide part of the human beings: there is about 85% of water in plants and animals according to the species respectively and about 60% in a human body. For all the species, water is the element which allows eliminating waste from the organism.
Food brings partially the water necessary for humans (1liter/day) and drinks complete the recommended amount of water per day (1.5 L/day).
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The water resources are vitally important for our nature and mankind in general. Because nature has a regulating and purifying role for water resources, it contributes to the improvement of water quality as well as its replenishment. |
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Water is a natural good and a scarce resource to be protected.
A water molecule is composed by three atoms: 2 of hydrogen and 1 of oxygen. The molecule’s chemical symbol is H20.
Water can take diverse forms on Earth: liquid; solid (ice) or gas (steam). Although our planet is covered with water on 70%, only 1% of this water is available for humankind because the main part of this water is salted. |
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