What is the biggest theory on why the ancient mesoamerican civilization maya ended and why?

The Ancient mesoamerican civilization Maya ended,

Because of severe drought, Deforestation and Famine.

If you need more info Just ask me. :)

Hope this helps you!

Explanation:

yes based on alexanders actions he deserved the title of "the great". his empire covered about 3,000 miles and he was able to establish the empire over a 13 year period of time. he was able to conquer many different places. he also defeated the persians. he conquered egypt and developed a city and named it after himself.