Potable water refers to water that is 'drinkable' and will ...
The San Salvador Volcano is a stratovolcano situated ...
A whitish semicircular arc seen opposite the sun in fog. ...
Mount Meakan is an active stratovolcano located in Akan ...
The Natural Park of the Catalan Pyrenees has an area of ...
The epicenter or epicentre is the point on the Earth's ...
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