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Pink Phenomenon

Pink Phenomenon In Avalapandi, a village in Kerala, an aquatic plant forked fanwort has painted the water bodies pink, which led to the ‘pink phenomenon’. This plant comes from the family of Red Cabomba (Cabomba furcata). Cabomba is a submerged perennial aquatic plant that grows in stagnant to slow-flowing freshwater. It is an invasive species that belongs to Central and South America. It requires a huge amount of oxygen to grow and that could badly affect freshwater bio

Water Pollution: Yamuna Project

The Centre accused Delhi of being a “habitual offender” in polluting the waters of the Yamuna due to which Water Pollution is on rise.  The State of Haryana, on the other hand, objected to Delhi’s accusations about it releasing untreated effluents into the river due to faulty treatment plants, saying the “problem is not with Haryana, but within Delhi”. A three-judge Bench led by Chief Justice Sharad A. Bobde gave Haryana a week’s time to file

Gujarat River Pollution

Gujarat River Pollution The unchecked flow of untreated industrial effluent into rivers in Gujarat has led to increasing pollution in the Sabarmati, Mahisagar, Narmada, Vishwamitri and Bhadar. According to data from the Ministry of Environment and Forest (MoEF), the Sabarmati is among the most polluted rivers in the country. Gujarat ranks fourth among the top five States with highly polluted rivers, with as many as 20 rivers in the critically polluted category. Recently, a thick fr

Biomethanation plants

Biomethanation plants Prime Minister Narendra Modi, during his first Mann Ki Baat address for the year, made a mention of the garbage-to-power plant being commissioned inside the Dr. B.R. Ambedkar Agriculture Market in Bowenpally, Telangana. Vegetable and fruit waste is used to generate power to the extent of 500 units a day and 30 kilos of green manure at the plant. This is being done by making use of 10 tonnes of left over market waste. The power generated is being used to light up

Fly Ash

Definition: It is a byproduct from burning of coal in electric power generating plants.   It is called fly ash because it is transported from the combustion chamber by exhaust gases. It is collected from the exhaust gases by electrostatic precipitators or bag filters. Composition: Fly ash includes substantial amounts of silicon dioxide (SiO2), aluminium oxide (Al2O3), ferric oxide (Fe2O3) and calcium oxide (CaO). Properties:

Comprehensive Environmental Pollution Index

Comprehensive Environmental Pollution Index Comprehensive Environmental Pollution Index (CEPI) is a rational number to characterise the quality of the environment at a given location following the algorithm of source, pathway and receptor. An increase in CEPI score denotes adverse effects on the receiving environment. A Delhi-based think-tank Centre for Science and Environment (CSE) did an assessment of Tamil Nadu’s CEPI scores. Groundwater is becoming more polluted in Tamil Nad

National Ganga River Basin Authority, 2009

National Ganga River Basin Authority, 2009 It was established in 2009 under Environment Protection Act, 1986 (which also declared Ganga as 'National river'). It is a financing, planning, implementing, monitoring, coordinating authorities for Ganga under Jal Shakti Ministry. In 2014, it is transferred from MoEF to Ministry of Jal Shakti. PM is the Chairperson. In 2016, it was changed to National Ganga Council (NGC). NMCG (National M

Marine Pollution

What is Marine Pollution? Marine pollution is a combination of chemicals and trash, most of which comes from land sources and is washed or blown into the ocean. This pollution results in damage to the environment, to the health of all organisms, and to economic structures worldwide. Marine pollution is a part of Water pollution. Click here to read Water pollution topic. Sources of Marine Pollution: Land Based Activities: Dumping of hazardous waste, heavy discharges from indus

Yamuna River Pollution

Yamuna River Pollution Read the complete topic about Water pollution and then read this news for the most retention. The 22 km stretch of Yamuna from Wazirabad to Okhla in Delhi, which is less than 2% of the river length, accounts for about 80% of the pollution load in the river. According to the International Union for Conservation of Nature, an environmental flow is the water provided within a river, wetland or coastal zone to maintain ecosystems and their benefits where there are

Government efforts to clean river

Government efforts to clean river Cleaning and rejuvenation of rivers is an ongoing activity. It is the responsibility of the States/Union Territories (UTs) and local bodies to ensure required treatment of sewage and industrial effluents to the prescribed norms before discharging into river and other water bodies, coastal waters or land to prevent and control of pollution therein. For conservation of rivers, this Ministry has been supplementing efforts of the States/UTs by providing fi

Sundarbans Plastic pollution

First watch this lecture by Ankit Sir on Plastic pollution in India and then read this news, your retention level will increase exponentially. Unregulated inflow of relief to the Sunderbans has resulted in a new crisis in the cyclone-battered region: plastic waste. Several NGOs, experts, and even officials of the District Police and the Forest Department have pointed out that the plastic accumulating on the isolated islands of the fragile ecosystem are cause for great concern. Ecologist

Reuse of waste water: TADOX Technology by TERI

A new technology may soon enhance the reuse of waste water in an affordable and sustainable manner. The technology which uses UV-Photocatalysis can treat municipal sewage and highly polluting industrial wastewater streams and increase its reuse as a technological option in industrial as well as municipal wastewater treatments. With ever-increasing Water crisis and Water pollution, it becomes imperative for industries & utilities to reuse ‘treated water’.  Howe

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