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The river supplies water to approximately 40% of India's population across 11 states [2] and serves an estimated 500 million people—more than any other river in the world. [3] [4] The Ganges is severely polluted with human waste and industrial contaminants. Currently, it is considered the most polluted river in the world. [5]
The most polluted river in Japan from the 1960s to the 1990s, leading to cleanup efforts. [218] River Churnet: Staffordshire, England: Became possibly the most polluted river in Europe in the 19th century. Improved after the decline of industry in Leek and the Churnet Valley. [219] Charles River: Massachusetts, United States
Water pollution (or aquatic pollution) is the contamination of water bodies, with a negative impact on their uses. [1]: 6 It is usually a result of human activities. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwater. Water pollution results when contaminants mix with these water bodies. Contaminants can come from ...
Polluted stormwater is one of the biggest threats to clean water in the U.S., but it's not treated like wastewater. Here's why.
Most rivers, lakes and surface water in India are polluted due to industries, untreated sewage and solid wastes. [ 2 ] [ 3 ] Although the average annual precipitation in India is about 4000 billion cubic metres, only about 1122 billion cubic metres of water resources are available for utilization due to lack of infrastructure. [ 4 ]
The "flow regime" of a river or stream includes the general patterns of discharge over annual or decadal time scales, and may capture seasonal changes in flow. [ 7 ] [ 8 ] While water flow is strongly determined by slope, flowing waters can alter the general shape or direction of the stream bed, a characteristic also known as geomorphology .
The Ganges River is the largest river in India. The extreme pollution of the Ganges affects 600 million people who live close to the river. The river water starts getting polluted when it enters the plain. The commercial exploitation of the river has risen in proportion to the rise in population. Gangotri and Uttarkashi are good examples too ...
Water pollution (or aquatic pollution) is the contamination of water bodies, with a negative impact on their uses. [29]: 6 It is usually a result of human activities. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwater. Water pollution results when contaminants mix with these water bodies. Contaminants can come from ...