Mexico City’s water is quite literally disappearing. I have no doubt that in 2022 there will be a crisis, the reservoirs are completely depleted. What is happening in Mexico City? The ancient Aztecs originally engineered the origins of Mexico City on top of Lake Texcoco and left the surrounding natural freshwater lakes intact for use. However, as the city grew the lakes were drained to make way for infrastructure, homes, and a growing population. With expansion came an increasingly dire water security dilemma. Much of the city’s water supply comes from an underground aquifer that is being drained at an...