You have a minor misspelling in the following sentence:
Scientists are trying to drill the Mantle to know the facts of Earth structure and to avoid the occurence of Earthquakes.It should be occurrence instead of occurence.
You have a minor misspelling in the following sentence:
Scientists are trying to drill the Mantle to know the facts of Earth structure and to avoid the occurence of Earthquakes.It should be occurrence instead of occurence.