Ad
related to: 5 causes of river pollution class 9 ncert
Search results
Results From The WOW.Com Content Network
Sources of pollution Impact Darling River: New South Wales, Australia: Third-longest river in Australia, and the outback's most famous waterway. [204] Pesticide runoff [205] [206] Suffered from a severe cyanobacterial bloom that stretched the length of the river in 1992. [207] Also suffered from fish kills in 2019 and 2023. [208] [209] King River
The Central Pollution Control Board (CPCB) reported that as of 2016, there were 746 industries directly depositing wastewater into the Ganga, which is the largest river in India. This wastewater contains heavy metals such as lead , cadmium , copper , chromium , zinc , and arsenic , which negatively affect both aquatic life as well as human health.
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]
It is a popular location for swimmers, tourists and walkers but, in September, excessive levels of pollution were found in the River Teme. The agency’s data showed high levels of bacteria such ...
Thermal pollution is the rise or drop in the temperature of a natural body of water caused by human influence. Thermal pollution, unlike chemical pollution, results in a change in the physical properties of water. A common cause of thermal pollution is the use of water as a coolant by power plants and industrial manufacturers. [46]
River engineering also handles sediment and erosion control, which can be a threat to humankind by destroying infrastructure, hindering water supply and causing major river cutoffs. River training structures will help to modify the hydraulic flow and the sediment response of a river. [5] Miyagase Dam in Japan
Diseases caused by pollution, lead to the chronic illness and deaths of about 8.4 million people each year. However, pollution receives a fraction of the interest from the global community. [1] This is in part because pollution causes so many diseases that it is often difficult to draw a straight line between cause and effect.
Despite the heavy reliance of public life on the river, it was named as one of the 10 most dangerous rivers in the world in 2007 due to water pollution. [35] The first Ganges cleaning program (Ganga Action Plan) was started in 1985 with an aim to tackle the problem of excessive water pollution in the river. The program was gradually expanded to ...