ΣΥΝΕΧΙΖΟΥΜΕ...

ΣΥΝΕΧΙΖΟΥΜΕ...
ΣΥΝΕΧΙΖΟΥΜΕ...

Πέμπτη 17 Δεκεμβρίου 2015

did you know ?

The vast majority of water on the Earth’s surface, over 96 percent, issaline water in the oceans. The freshwater resources, such as water falling from the skies and moving into streams, rivers, lakes, and groundwater, provide people with the water they need every day to live. Water sitting on the surface of the Earth is easy to visualize, and your view of the water cycle might be that rainfall fills up the rivers andlakes.Source: United States Geological Survey

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