Climate change, pollution and waste have compounded water concerns by squeezing the Earth's resources. Some supplies have dwindled from lack of rain, with dry spells often lasting months if not years in some places. Others have had essential supplies contaminated by chemicals or toxins from human activity. Above: A resident without running water at home fills a container at a water fill station, a day ahead of World Water Day, in Port-au-Prince, Haiti, Tuesday, March 21, 2023.
AP