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Ever since The Enlightenment, and possibly even before that, researchers have attempted to understand the chronology of the world around us, to figure out precisely when each stage in our geological, biological and cultural evolution took place.

Some of the methods covered here are tried and tested, representing early methods of examining past geological, geographical, anthropological and archaeological processes.

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You don’t even see how ridiculous his rules are, such as a rule that you not go out with friends without him, or that you stop talking to your male friends, or that all holidays are spent with his family instead of yours. This is completely fine, we all need someone whose company we enjoy.

For example, a tree ring pattern may show lower growth during a volcanic eruption.

But they can also show human intervention such as when woodland was cleared to make way for agriculture (6).

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