Mexico City turns off tap to millions as water reserves dip to historic lows

Mexico City turns off tap to millions as water reserves dip to historic lows: "Mexico City has turned off the tap to millions of residents because water reserves have reached historic lows.

The two-day shutdown of a main pipeline starting Thursday affects at least 5 million of the 20 million people in the Mexico City valley. It is the third time this year the metropolis has temporarily turned off the tap to conserve water."