Water leaks in Mexico City

1,000 liters of water per second are lost in the leaks of Mexico City.
The city is struggling with water shortages which are aggravated by an outdated pipes system. Could this situation be alleviated by waterless toilets?

Source: https://www.latinamericareports.com/a-sinking-thirsty-city-the-water-crisis-in-mexico-city/6075/