Yamuna River Seine River Seine River Pollution E. coli Contamination Clean Water Efforts Urban River Cleanup Sewage Overflow Dnipro River Ganga River Pollution Tijuana River E.coli Contamination Health Risks Thames River Pollution Thames River Threatened Rivers Waste Water Treatment Nutrient Pollution Tijuana River Pollution Thames Water Pollution E coli Contamination Clean-up Efforts
Record levels of organic, bacterial, and chemical pollutants highlight severe contamination, prompting calls for urgent remedial action.