Water pollution:
Water pollution
causes due to the introduction of chemical, biological and all sort of physical
matter into large bodies of water that degrade the quality of life that lives
in it and consumes it. We can blame fertilizers, pesticides, or petroleum
derivatives for water pollution. In addition to that the other contributors
towards water pollution are Waste treatment facilities, mining, Pesticides,
herbicides and fertilizers, oil spills, refiners, Failing septic systems,
factories, Oil and antifreeze leaking from cars, animal waste, Soap from
washing your car, house hold chemicals and many more to count.
WATER POLLUTION OF PANCHGANGA :
The increasing pollution
has arisen many questions in the minds of citizens and government. Past many
days some initiatives were being planned to decrease pollution.
More than 500 new cases of jaundice have been
reported from the textile town of Ichalkaranji in Kolhapur district in the last
four days and the disease has killed at least 12 people in the last one month,
sources said Tuesday.
Kolhapur health department suspect that the
consumption of contaminated water of Panchganga river by the people is the
cause behind the recent rise in cases of jaundice in Ichalkaranji. “Since May
15, there have been 3,803 cases of jaundice in the city and so far 12 people
have already succumbed to the disease,” a city health official said.
On Thursday, the figure of those infected with
jaundice stood at 3,300 patients and with 503 new cases in the last four days,
the figure has gone to 3,803 patients.
Over 1,500 patients have been treated and
discharged since May 15, while over 300 patients are still under medical care
in hospitals across the city. Over 70 pregnant women have also been hit
with jaundice so far, the official said.
All schools have been declared closed till
June 22. The town gets it water supply from two rivers namely Panchganga and
Krishna.
Water Pollution of Ganges:
Human
waste
The Ganges river basin is one of
the most fertile and densely populated regions in the world and covers an area
of 1,080,000 km2 (400,000 square miles). The river flows
through 29 cities with population over 100,000; 23 cities with population
between 50,000 and 100,000, and about 48 towns. A large proportion of the waste
in the Ganges is from this population through domestic usage like bathing,
laundry and public defecation.
Industrial waste
Countless tanneries, chemical
plants, textile mills, distilleries, slaughterhouses, and hospitals contribute
to the pollution of the Ganges by dumping untreated waste into it Industrial
effluents are about 12% of the total volume of effluent reaching the Ganges.
Although a relatively low proportion, they are a cause for major concern because
they are often toxic and non-biodegradable.
Religious events
During festival seasons, over 70
million people bathe in the Ganges over a few weeks] to
cleanse themselves from their sins. Some materials like food, waste or leaves
are left in the Ganges for ritualistic reasons.
A number of innovative approaches to improve water supply and sanitation
have been tested in India, in particular in the early 2000s. These include
demand-driven approaches in rural water supply since 1999, community-led total sanitation, public-private partnerships to improve the continuity of urban water supply
in Karnataka, and the use of micro-credit to women in order to improve access
to water.
Access
Urban
|
Rural
|
Total
| |
Improved water supply
|
96%
|
84%
|
88%
|
Improved sanitation
|
54%
|
21%
|
31%
|
In 2008, 88% of the population in India had access to an improved water source, but only 31% had
access to improved sanitation. In rural areas, where
72% of India’s population lives, the respective shares are 84% for water and only
21% for sanitation. In urban areas, 96% had access to an improved
water source and 54% to improved sanitation. Access has improved substantially
since 1990 when it was estimated to stand at 72% for water and 18% for
sanitation.
In 2010, the UN estimated based on Indian statistics that 626 million
people practice open defecation. In June 2012 Minister of Rural Development Jairam Ramesh stated India is the world’s largest "open air
toilet". He also remarked that Pakistan, Bangladesh and Afghanistan have
better sanitation records.
According to Indian norms, access to improved water supply exists if at least 40 liters/capita/day of
safe drinking water are provided within a distance of 1.6 km or
100 meter of elevation difference, to be relaxed as per field conditions.
There should be at least one pump per 250 persons.
Challenges
None of the 35 Indian cities with a population of more
than one million distribute water for more than a few hours per day, despite
generally sufficient infrastructure. Owing to inadequate pressure people
struggle to collect water even when it is available. According to the World Bank, none have performance indicators that compare with
average international standards. A 2007 study by the Asian Development Bank
showed that in 20 cities the average duration of supply was only 4.3 hours
per day. No city had continuous supply. The longest duration of supply was
12 hours per day in Chandigarh, and the lowest was 0.3 hours per day in Rajkot. According to the
results of a Service Level
Achievements.
Jamshedpur, a city in Jharkhand with 573,000 inhabitants, provided 25% of its residents with continuous
water supply in 2009. New Mumbai, a planned city with more than 1m inhabitants, has
achieved continuous supply for about half its population as of January 2009. Badlapur, another city in the Mumbai Conurbation with a population of
140,000, has achieved continuous supply in 3 out of 10 operating zones,
covering 30% of its population. Thiruvananthapuram, the capital of Kerala
state with a population of 745,000 in 2001, is probably the largest Indian city
that enjoys continuous water supply.
Sanitation:
Most Indians depend on on-site sanitation facilities. Recently, access
to on-site sanitation have increased in both rural and urban areas. In rural
areas, total sanitation has been successful.
In urban areas, a good practice is the Slum Sanitation Program in Mumbai
that has provided access to sanitation for a quarter million slum dwellers.
Sewerage, where available, is often in a bad state. In Delhi the sewerage
network has lacked maintenance over the years and overflow of raw sewage in
open drains is common, due to blockage, settlements and inadequate pumping
capacities. The capacity of the 17 existing wastewater treatment plants in
Delhi is adequate to cater a daily production of waste water of less than 50%
of the drinking water produced. Of the
2.5 Billion people in the world that defecate openly, some
665 million live in India. This is of greater concern as 88% of deaths
from diarrhoea occur because of unsafe water, inadequate sanitation and poor
hygiene.
Water supply and water resources
Depleting ground water table and deteriorating ground water quality are
threatening the sustainability of both urban and rural water supply in many
parts of India. The supply of cities that depend on surface water is threatened
by pollution, increasing water scarcity and conflicts among users. For example,
Bangalore depends to a large extent on water pumped since 1974
from the Kaveri river, whose waters are disputed
between the states of Karnataka and Tamil Nadu. As in other Indian cities, the
response to water scarcity is to transfer more water over large distances at
high costs. In the case of Bangalore, the 3384 crore (US$571.9 million) Kaveri Stage IV project, Phase II, includes the
supply of 500,000 cubic meter of water per day over a distance of
100 km, thus increasing the city's supply by two thirds.
In some coastal areas seawater desalination is becoming an important
source of drinking water supply. For example, the Chennai Metropolitan Water
Supply and Sewerage Board has put into service a first large seawater
desalination plant with a capacity of 100,000 m3 per day at Minjur in 2010. A
contract for a second plant with the same capacity at Nemmeli was awarded in
the same year.
Responsibility for water supply and sanitation []
Water supply and sanitation is a State responsibility under the Indian Constitution.
States may give the responsibility to the Panchayati Raj Institutions (PRI) in rural areas or
municipalities in urban areas, called Urban Local Bodies (ULB). At present,
states generally plan, design and execute water supply schemes (and often
operate them) through their State Departments (of Public Health Engineering or
Rural Development Engineering) or State Water Boards.
Highly centralised decision-making and approvals at the state level,
which are characteristic of the Indian civil service, affect the management of
water supply and sanitation services. For example, according to the World Bank
in the state of Punjab the process of approving designs is centralised with
even minor technical approvals reaching the office of chief engineers. A
majority of decisions are made in a very centralised manner at the headquarters
In 1993 the Indian constitution and relevant state legislations were amended in
order to decentralise certain responsibilities, including water supply and
sanitation, to municipalities. Since the assignment of responsibilities to
municipalities is a state responsibility, different states have followed
different approaches. According to a Planning Commission report of 2003 there
is a trend to decentralise capital investment to engineering departments at the
district level and operation and maintenance to district
and gram panchayat levels.
Policy and regulation
The responsibility for water supply and sanitation at the central and
state level is shared by various Ministries. At the central level three
Ministries have responsibilities in the sector: The Ministry of Drinking Water
and Sanitation (until 2011 the Department of Drinking Water Supply in the
Ministry of Rural Development) is responsible for rural water supply and
sanitation; the Ministry of
Housing and Urban Poverty Alleviation and the
Ministry of Urban Development share the responsibility for urban water supply
and sanitation. Except for the National Capital Territory of Delhi and other
Union Territories, the central Ministries only have an advisory capacity and a
limited role in funding. Sector policy thus is a prerogative of state
governments.
National Urban Sanitation Policy.
In November 2008 the government of India launched a national urban
sanitation policy with the goal of creating what it calls "totally sanitized
cities" that are open-defecation free, safely collect and treat all their
wastewater, eliminate manual scavenging and collect and dispose solid waste
safely. As of 2010, 12 states were in the process of elaborating or had
completed state sanitation strategies on the basis of the policy. 120 cities
are in the process of preparing city sanitation plans. Furthermore, 436 cities
rated themselves in terms of their achievements and processes concerning
sanitation in an effort supported by the Ministry of Urban Development with the
assistance of several donors. About 40% of the cities were in the "red
category" (in need of immediate remedial action), more than 50% were in
the "black category" (needing considerable improvement) and only a handful
of cities were in the "blue category" (recovering). Not a single city
was included in the "green category" (healthy and clean city). The
rating serves as a baseline to measure improvements in the future and to
prioritize actions. The government intends to award a prize called Nirmal
Shahar award to the best sanitation performers.
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