9090 Is it just me or are people testing me more than ever Like hun my patience are running really thin I will break your kneck in a heartbeat Lol im jkjkjk but I will put you in ur place dont mess with me its for your own safety

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city. 

Your answer would be 625,000,000.