Polluted Huaihe River Threatens Millions in Jiangsu, Urgent Action Needed
The water quality in the Huaihe River basin in Jiangsu Province is being studied. The main pollutants found are COD Cr and NH 3 N. Scientists used models to calculate how much pollutants need to be reduced in lakes and rivers to protect water quality. They also determined the total amount of pollutants that can be released into rivers.