Environment

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What Is An Etchplain?

An etchplain is a plain where the bedrock has been subjected to etching.

June 1, 2018 16:26

What Is Tuff?

A kind of rock made of volcanic ash is called tuff.

June 1, 2018 05:53

What Is Tephra?

Fragmental material resulting from a volcanic eruption is called tephra.

May 30, 2018 04:02

What Is Despeciation?

Also known as speciation reversal, despeciation occurs when two distinct species merge into one single species.

May 29, 2018 15:08

What Is Speciation?

Speciation refers to the process of evolution whereby different species emerge from the existing population.

May 29, 2018 15:01

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