eniscuola.net - Water

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Does water need to be treated?

Water in the human body

Nino e Nina

Does water need to be treated?

After use, water is extremely degraded. It actually contains many polluting substances (for instance, the residues of detergents used to wash dishes...

Water in the human body

In some organisms, water can compose up to 90% of their total weight. For instance, man is made of water up to 60% of his weight...

Nino e Nina

The Humbolt ocean current goes north along the Peruvian coasts and pushes surface waters towards the open sea. This favours cold waters to go up to the surface...

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Does water need to be treated?
After use, water is extremely degraded...
Read more

Water in the human body
In some organisms, water can compose up to 90% of their total weight...
Read more

Nino e Nina
The Humbolt ocean current goes north along the Peruvian coasts and...
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Water as a percentage
Only 3% of total water reserves is made up of fresh water...
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Can nature pollute?
Water pollution is not only due to man’s behaviour but can also...
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Glacial surges
Some glaciers are subject to sudden “expansions” called...
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Glacier Lake Outburst Floods
Glacier floods, also known with the Icelandic term, jökulhlaup...
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Ephemeral lakes
Even big lakes can form on the surface, inside or at the contact with...
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White and black glaciers
The amount of debris inside and on the surface of a glacier...
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