industry is the main polluter of the Yangtze river. another factor to consider is the huge population of china, and the infrastructure of the waste management system in that country.
washing cloths & animals in the river, the disposal of chemicals, waste from textiles, dying & brass making industries,& solid wastes like plastic bags & flower garlands in the river...
in 1909 the waters of the Yamuna were distinguishable as "clear blue", as compared to the silt-laden yellow of the Ganges.[26] However, due to high density population growth and rapid...