Answer of this question is <span>volcanic eruptions</span>
Answer:
space or any other extraterrtial beings
Explanation:
The name for such a hole is "caldera" which is a word of Spanish origin meaning "a pot" or a "cooking pot" (thing of cauldron!) - and this word is used because it resembles the shape of this hole.
Often the Calderas are filled with water forming lakes and often there is an island in the middle of the water.
<em>If we lose the biodiversity then there will no possibility of life on the Earth. </em>
<em>Without Plants and Animals no one will live.</em>
<em>No life, If we lose the biodiversity</em>