Every year on March 22, the United Nations observes World Water Day to highlight the global water crisis. This year the focus is on reducing and reusing wastewater from homes, farms, factories and other sources.
Ensuring access to water and sanitation for all people is one of the U.N.‘s Sustainable Development Goals, adopted in 2015 by the United States and 192 other nations. Specifically, the goals call on member nations to
“improve water quality by reducing pollution, eliminating dumping and minimizing release of hazardous chemicals and materials, halving the proportion of untreated wastewater