Can a mega-city mobilize its 22 million citizens to become water sustainable? Mexico City was built not near water but in the middle of a lake. To supply it with fresh water is such a task that it makes it compulsory to bring it from other states. In addition once sewage water leaves the city it end up in agriculture. This film is an environmental case study of the Valley of Me...$全程tough$FYS001 昔日的墨西哥水城Tenochtitlan却变成了water unsustainable的Mexico City 有机会学学environmental analysis 但环境问题也许还是一个更大的capitalistic经济秩序问题的一环