When the metro and flyover constructions are over traffic can flow more smoother and air pollution can be reduced. In reality up to 25% to 30% of the water used in households is groundwater. In fact there could be a problem of water pollution only if the pollution loads exceed the natural regenerative capacity of a water resource. Its magnitude and effects on health article pdf available in indian journal of community medicine 381. Audit concerns about water pollution 2day international conference on environment auditconcerns about water pollution in march 2010 attended by members of various civil society organisations, government agencies, international agencies and regulatory bodies like jheel samrakshan samity, arghyam, tarun bharat sangh. Maharashtra pollution control board officials said untreated sewage from slums and.
Causes and remedies 279 1990 klt 580, attributed right to clean water as a right to life in article 21. In the present study, the north western part of chennai viz. One kind of pollution is due to the pollutants emitted from the vehicles. Chennai has historically relied on annual monsoon rains to replenish its water reservoirs since the rivers are polluted with sewage. Surface water, groundwater in and around the basin is polluted by factors such. The answer is both there are various kinds of pollution. Pdf cooum is one of the degraded sub basins in tamil nadu. Impact of water pollution on human health polluted water cause 3. It has been suggested that it is the leading worldwide cause of deaths and diseases, and that it accounts for the deaths of more than 14,000 people daily. On 19 june 2019, chennai city officials declared that day zero, or the day when almost no water is left, had been reached, as all the four main reservoirs supplying water to the city had run dry. How chennai lost its water, a story that should worry you.
But, the central pollution control boards monitoring stations in north. The bad effects of river pollution are not limited to human population only. One of the most destructive types is petroleum pollution. Most rivers, lakes and surface water in india are polluted due to industries, untreated sewage and solid wastes. In excess levels, nutrients overstimulate the growth of aquatic plants and algae. Cooum is one of the degraded sub basins in tamil nadu. Aug 21, 2012 water pollution water pollution is any chemical, biological, or physical change in water quality that has a harmful effect on living organism or makes water unsuitable for desired uses. Water pollution is a major environmental issue in india. Chennai is entirely dependent on ground water resources to meet its water needs. Although, 5% of the total water is used for domestic use, 27% of the villages and 4 to 6% urban population in. The water utility supplies water to households within the municipal corporation area via a piped network, obtaining water from rainfed reservoirs and wellfields.
Once connected, air pollution levels are reported instantaneously and in realtime on our maps. Causes of water pollution factors that contribute to water pollution can be categorized into two different groups point sources nonpoint sources point sources are the easiest to identify and control non point sources are ambiguously defined and harder to control. Waterborne diseases are a common cause of illness in india today. Water pollution is the contamination of water bodies e. See air pollution level live in different areas of chennai including alandur bus depot, chennai cpcb, manali village, chennai tnpcb, manali, chennai. Following the ageold water conservation tradition of tamil nadu, chennai had nearly two dozen water bodies including three rivers and a british period buckingham canal. A case study of delhi, international journal of current advanced research, 07 2, pp. Water pollution has not been adequately addressed in any policy in india, both at the central and the state level. No station dbu class ph range do mgl bod mgl cl, mgl so 4, mgl no 3, mgl th mgl fc mpn100ml tc mpn100ml 1 padrakaliamman koil c 6. Sep 26, 2016 the answer is both there are various kinds of pollution. Particulate air pollution in india contains pfas pfas in particulate air pollution in chennai was in the 2.
Once connected, air pollution levels are reported instantaneously and in realtime on our. Ground water resources in chennai are replenished by rain water and the citys average rainfall is 1,276 mm. The impact of water pollution on the socioeconomic status. There are other sources of pollution such as runoff from the agricultural sector as well as unregulated units that belong to the smallscale industry. Deposition of atmospheric nitrogen from nitrogen oxides also causes nutrienttype water pollution. Water pollution and treatment ppt linkedin slideshare. The public water utility supplies only the municipal area, which, with a population of 4. Air pollution and its effects on health case studies, india. Because of its scope, the subject areas are diverse and. Point source water pollution refers to contaminants that enter a waterway from a single, identifiable. Analysis of water pollution in the pazhayar river at. Kolkata, a waterrich city turning waterpoor the third pole.
Humans and all living species in the world are facing worst results of polluted water. The impact of water pollution on the socioeconomic status of. In recent years, the pollution load discharged by different sectors domestic, industrial and agriculture has increased, some times beyond the carrying. Youd expect the air in chennai to be squeaky clean with most vehicles off the road and factories shut. Ground water pollution occurs when chemicals, debris, garbage, oil or other harmful contaminants enter the ground water supply over time. Water pollution is the contamination of water in water bodies such as rivers, oceans, lakes and swamps. Jul 31, 2016 water pollution is one of the biggest issues facing india right now. The four reservoirs supplying the bulk of the citys drinking water have completely dried up, leading the chennai metro water to cut the water it provides by about 40%. Water pollution water pollution is any chemical, biological, or physical change in water quality that has a harmful effect on living organism or makes water unsuitable for desired uses. The crisis in indias sixth largest city comes as the country struggles to deal with a heatwave. Chennai formerly known as madras is the capital of tamil nadu and with 4. Pdf water quality studies of cooum sub basin, chennai. Authorities in chennai have been criticised for failing to deal with a crippling water shortage that has brought the indian city to crisis point, leaving taps dry in homes and forcing schools.
Chennai used to be watersurplus metropolitan cities of the country till a couple of decades ago. National conference on industrial pollution and control technology20 analysis of water pollution in the pazhayar river at kanyakumari district p. This ppt is about the river pollution in india talks about sutlej river and koovam river. In spite of great difficulty in its remediation in comparison with polluted air and water, soil pollution as a threat to human life is by and large ignored at national level in india due to lack. Other sources of pollution include agricultural runoff and unregulated smallscale industry. Pollution in chennai is extremely localized aome places are exceptionally good whereas some place are very bad but as far as air pollution is concerned there is still some hope. Jun 19, 2019 authorities in chennai have been criticised for failing to deal with a crippling water shortage that has brought the indian city to crisis point, leaving taps dry in homes and forcing schools. Legislative provisions regulating the discharge of oil into part waters 5 and prohibited the poisoning of water in forests. Department of civil engineering and environmental studies, university college of engineering, anna university, chennai, bit campus, tiruchirappalli 620 024. Drinking water supply and demand management in chennai city. The requirement of water by 2001 for chennai city is 1145 mld and whereas the supply is only 426. Nov 11, 2015 officially 15% of core kolkatas water come from groundwater sources and rest from surface water, with the entire city, excluding a newly added 25 square kilometre area in the couth, being supplied water through pipelines. Jun 24, 2019 chennai used to be water surplus metropolitan cities of the country till a couple of decades ago.
Clashes erupt in chennai, it firms cut down operations with few signs of rains across the state and reservoirs running dry, chennais it firms and restaurants have cut down operations, residents struggle to book tankers and the state government has begun disconnecting water connections to houses for illegally. Mumbai is releasing untreated sewage into the sea, water. Highlighting actions to reduce air pollution in india chennai nagpur raipur pune ahmedabad delhi bengaluru the air pollution interventions highlighted in this. Absence of a specific water pollution policy incorporating prevention of pollution, treatment of polluted water and ecological restoration of polluted water bodies revealed inadequate government efforts in these areas. Petroleum products, such as oil and gasoline, enter the water from ships and marine terminals, offshore oil rigs, runoff from parking lots, factories, oil dumping, and other sources. Nagar and valluvarkottam, vadapalani area have been selected. Jan, 2016 water pollution is an emerging challenge in developing countries like india, which try to achieve rapid economic development without adequateeffective environmental management facilities. The 2019 chennai water crisis is an ongoing water crisis occurring in india, most notably in the city of chennai in tamil nadu. Surface water, groundwater in and around the basin is polluted by factors such as industries and domestic waste etc. Man taking a bath from a kolkata stand post water pipe. What are the main reasons for the pollution in the cooum. Kolkata, one of the most waterrich cities in india naturally, is becoming water stressed due to bad planning and criminal activities. The gaia air quality monitoring stations are using hightech laser particle sensors to measure in realtime pm2. The river is primarily fed by discharge from tank and water bodies and has seen a steady drop in f.
This means that one or more substances have built up in water to the extent of causing problems to people, animals and plants. Assessment of pollutant level and forecasting water. Water pollution is one of the biggest issues facing india right now. Water pollution is an emerging challenge in developing countries like india, which try to achieve rapid economic development without adequateeffective environmental management facilities. Pollution of river has affected animals, fish, and birds population, sometimes threatening their very existence. Gis approach in assessing the status of neritic water quality and petroleum hydrocarbons in bay of bengal from chennai to nagapattinam. Types and sources of water pollution there are several major types of water pollution.
This paper highlights the importance of sewage inflow through cooum inlets and. Water pollution means any substance that makes water dirty. Chennai in crisis as authorities blamed for dire water. Chemicals responsible for water pollution each year 700800 new chemicals are produced 55 million tons of hazardous chemical wastes are produced in the us each year the 20 most abundant compounds in groundwater at industrial waste disposal sites include tce, benzene, vinyl chlorideall are carcinogens, and also affect. Read the following from wikipedia cooum river as the causeanalysis of pollution cooum pollution the river is narrow, placid, slow and meandering. Mumbai is releasing untreated sewage into the sea, water around juhu, girgaum dirtiest mumbai city news. The pollution level of air, noise and water is alarming in chennai and people are forced to live in the conditions far below the standards prescribed by the world health organization. Even though chennai has more number of vehicles ranging from motorbikes to cars to trucks, the pollution level of ch. Chennai air quality index, air pollution level in chennai. Ground water is often a resource for our drinking water. On food production most polluted freshwater ends up in the oceans, damaging. Chennai receives about 985 million liters per day mld from various sources against the required amount of 1,200 mld. Petroleum products, such as oil and gasoline, enter the water from ships and marine terminals, offshore oil rigs, runoff from.
Very easy to set up, they only require a wifi access point and a usb power supply. Although, 5% of the total water is used for domestic use, 27% of the villages and 4 to 6% urban population in india do not have access to drinking water. There are four reservoirs in the city, namely, red hills, cholavaram, poondi and chembarambakkam, with a combined capacity of 11,057 mcft. Assessment of pollutant level and forecasting water pollution. Murty and surender kumar 19 certain levels without a. I know this water pollution is surely killing the marine life 52 species of the fish found immediately downstream of buddha nallah junction with sutluj have all gone extinct but sutluj is the major source of irrigation for the malwa region and due. While water pollution and contamination weakens or destroys natural ecosystem that supports human health, food production and biodiversity, polluted water can lead to serious problems with diseases and death of humans, animals, plant and vegetation. The largest source of water pollution in india is untreated sewage. Chennais air, water and noise pollution level is critical. The state government may by notification in the official gazette a alter any water pollution, prevention and control area. This includes chemical, physical and biological processes affecting flora, fauna, water, air and soil in relation to environmental pollution. The indian fisheries act passed in 1897, penalised the killing of fish by poisoning water and by using explosives. Gis approach in assessing the status of neritic water quality and.
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