When Carmen Luna moved to a neighborhood on the outskirts of Mexico City in 1975, there was no sewage system. To get water, she carried buckets to and from a faucet in the street. At the end of the 1980s, her house was connected to the grid; her family would get tamarind-colored water three days a week. Last year, Ms. Luna signed up for a new rainwater-harvesting program led by Mexico City Mayor Claudia Sheinbaum, an environmental scientist. The city government had teamed up with local nonprofit Isla Urbana to install 100,000...

Source: Wall Street Journal August 20, 2020 14:02 UTC