This enormous development in just a hundred years has effectively wiped out any trace of the former waters of lake Texcoco and covered it instead with a lake of concrete and it's wreaked total havoc on the valley's environment.

在短短一百年的时间里，这一巨大的发展已经有效地抹去了特斯科科湖以前水域的任何痕迹，取而代之的是用混凝土覆盖了全湖，这对山谷的环境造成了彻底的破坏。