News tagged with river delta

Venezuelan expert on leprosy dead at 100

Venezuelan scientist and doctor Jacinto Convit, renowned for developing a vaccine against leprosy, died on Monday in Caracas at the age of 100, his family said.

May 12, 2014
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River delta

A delta is a landform that is created at the mouth of a river where that river flows into an ocean, sea, estuary, lake, reservoir, flat arid area, or another river. Deltas are formed from the deposition of the sediment carried by the river as the flow leaves the mouth of the river. Over long periods of time, this deposition builds the characteristic geographic pattern of a river delta.

Herodotus the great historian coined the term delta for the Nile River delta because the sediment deposited at its mouth had the shape of the upper-case Greek letter Delta: Δ.

This text uses material from Wikipedia, licensed under CC BY-SA

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