Waste Treatment

Judgment of the National Green Tribunal regarding plywood factories operating in Yamuna Nagar, Haryana, 27/05/2025

Judgment of the National Green Tribunal, May 27, 2025 in the matter of Sumit Saini Vs Shree Ram Steel Industries & Others. Sumit Saini, resident of village Damla, District Yamuna Nagar, Haryana had sent a letter petition dated May 14, 2022 to the NGT. The application said that around 25 …

Garbage to energy plans

five union ministries are jointly planning a waste-to-energy plant in India. The plant will come up in a large city and will be modelled after the pilot plant in Hyderabad which is said to be generating 6.5 mega watt of power. Though officials claim the plant will help convert a …

Criminal charges against Coke plant in Kerala

The Kerala government has initiated the process of filing criminal charges against Coca-Cola for water pollution. The Kerala State Pollution Control Board issued a notice in the first week of October to the soft drinks major's Indian unit, Hindustan Coca-Cola Beverages, in this regard. The board has charged Hindustan Coca-Cola …

Update

The Gujarat Pollution Control Board (GPCB) and the state government have decided not to allow hazardous toxic waste from Bhopal to be incinerated at Ankleshwar. In a press release, GPCB said: "There was some opposition to the proposal of incineration of hazardous waste of Union Carbide India Limited, Bhopal, at …

In short

sethu panel receives views: Barely a week after an expert committee was constituted to record all objections and suggestions to the controversial Sethusamudram project, it has already received 11 views

Plasma process to treat US chemical waste

dow Corning Corporation, the us- based silicon-manufacturing major, has announced it will use the plasma-based gasification process to recycle hazardous chemical waste. This will be the first commercial use of the Plasma Enhanced Melter technology in the us. Dow Corning will use the technology at its facility in Midland, Michigan. …

What treatment?

Regulation has not worked for drug industryIt is not as if industry and government have not worked to control pollution. Two common effluent-treatment plants (cetps) were set up in Andhra Pradesh. The Patancheru cetp, which started functioning in 1994, has a capacity of 7.5 million litres a day (mld), while …

Potential of batch constructed wetland for nitrogen removal

Constructed wetlands (CW) are being increasingly used worldwide to treat domestic wastewater by applying various technological designs. The systems are preferentially used due to simple technology in principle, reliable operating conditions and the potential to remove total nitrogen by simultaneous nitrification and denitrification. Oct-Dec 2007

Sanitary napkins with bamboo pulp score over regular pads

In a first-of-its-kind venture in India, bamboo pulp is being used in the manufacture of sanitary pads as absorbing material, instead of the regular wood pulp. Bamboo pulp has advantages: one, it is 300 per cent more absorbent and safer than wood pulp; two, it economises on the use of …

Bengal wetlands treasure troves of microbes

a landfill in the East Kolkata wetland area has emerged as a treasure trove of useful microbes that could be tapped for various biotechnological purposes. Researchers from the Dr B C Guha Centre for Genetic Engineering and Biotechnology and the department of biochemistry at the University of Calcutta, and the …

In short

waste proposal: Argentina will use alternatives to waste incineration. A government plan calls for a ban over incineration as a treatment and disposal technology, including use of waste as input to produce energy.' Waste incineration emits toxics like dioxins and furans. Argentina has several incinerators of industrial, medical and urban …

A secondary fuels processing plant in Ajmer to cater to a neighbouring cement plant

The combination of a booming cement market in India together with constantly rising energy costs are leading to increased usage of secondary fuels in the cement industry. Tecprosystems Pvt Ltd, India, with the support of MVW Lechtenberg, Germany is now starting the construction of a secondary fuels processing plant in …

Feasibility study of biogas production from flower waste

This study was undertaken to find out the biogas production potential of flower waste coming out from temples. Laboratory scale digesters of 1.5 L capacity were used and fed with flower waste without and with pretreatment.

The current and future role of non-hazardous waste derived solid recovered fuel (SRF) in the European waste management industry

Solid Recovered Fuel (SRF) is a solid fuel prepared from non hazardous waste, meeting the classification and old fuel and specification requirements of CEN-TS15359. SRF is processed, homogenized and upgraded to a quality that can be traded amongst producers and users. (July-Sep 2007)

SC agrees to subsidise five waste to energy plants

On May 16, 2007, in a temporary relief, the Supreme Court permitted the Union ministry of new and renewable energy (mnre) to subsidise five pilot waste-to-energy plants. The ministry is taking this as an approval for all waste-to-energy technologies, while experts advise caution. The court had, on May 6, 2005, …

Sequencing batch reactor process : Simultaneous removal of BOD, nitrogen and phosphorus from wastewater

Sequential batch reactor (SBR) process is basically a fill-and-draw activated sludge process. Being a very popular technology, SBR was not being frequently used for the treatment of wastewater like activated sludge process (ASP). This paper reviews two case studies, where SBR was used for capacity expansion of existing and ASP …

Removal of high BOD and COD loadings of primary liquid waste products from dairy industry by vermi-filtration technology

Dairy industry generate large amount of white highly turbid liquid waste products which cannot be processed further in the industry and has to be discarded. They contain very high organic matter that may be in dissolved or colloidal form and is thus very high in BOD and total solids. Earthworms …

Mumbai`s solid waste management plans expensive, dangerous

The Municipal Corporation of Greater Mumbai (mcgm) is expected to spend almost Rs 500 crore to develop waste processing technologies and scientifically manage its dumpyards at Gorai, Deonar, Mulund and Kanjurmarg (see map: Mumbai dumping). Infrastructure Leasing and Financial Services (il&fs), Mumbai-based consultants, have prepared the plans. But experts say …

CETP employee in Gujarat sacked for exposing illegal discharge channels

Vishnubhai Patel was an operator-cum-fitter with Green Environment Services Co-operative Society Ltd. He claims he was sacked in August 2006, a little over a year after exposing the society's fraudulent effluent treatment practices. Society officials, however, say he was relieved off his duties because he stole imported machine parts worth …

Integrated resource recovery at East Calcutta wetland: How safe is these?

East Calcutta Wetland (ECW) is an example of wise use of cities solid and liquid waste through integrated resource recovery, mainly for pisciculture, vegetable as well as paddy cultivation and manure production. Amaranthus caudatus, Amaranthus blithum and Spinacia oleracea grown at ECW were analyzed for their accumulation of elements using …

Studies on hydrolysis and acidogenesis of kitchen waste in two phase anaerobic digestion

Treatment of wet organic waste such as kitchen waste has been currently one of the important environmental issues that need to be resolved. Kitchen waste has a potential to recover biogas by application of anaerobic treatment.

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