Lack of clean drinking water.
Pollution of rivers.... The Mississippi.
Who and what is to blame ?
Current Status and Research. Stretches of the Mississippi River within the park corridor exceed water quality standards for mercury, bacteria, sediment, PCBs (polychlorinated biphenyl), and nutrients. Unfortunately, these "impairments" can make the water unsuitable for fishing, swimming, and drinking.27 Aug 2021...... Google.
USA today report on contaminated water in Jackson, Mississippi.
Dumping raw sewage into rivers and the sea is not the answer.
Here is a report by the BBC on the subject.........https://www.bbc.co.uk/news/science-...ent-62574105