It is certain that what ever earth structure or event we happenning today,we should as well have in mind that same thing has happenned in the past over dacades so therefore todays world events can be use to predit d nature of the past.....
It is certain that what ever earth structure or event we happenning today,we should as well have in mind that same thing has happenned in the past over dacades so therefore todays world events can be use to predit d nature of the past.....