Waste Conversion

Order of the National Green Tribunal regarding encroachment of 6 ponds in village Mundka, Delhi, 02/12/2024

Order of the National Green Tribunal in the matter of Dr. Jeet Singh Yadav Vs Govt. of NCT of Delhi & Others dated 02/12/2024. The matter related to restoration of 6 ponds in Delhi which have been occupied unauthorizedly or otherwise filled in by raising constructions. In the order dated …

Studies on production and characterization of enriched urban waste composts and their influence on crops productivity

Enriched compost produced with use of municipal solid wastes (MSW) recorded narrow C:N ratio at the end of decomposition period than municipal solid wastes decomposed without enrichers. To enhance the decomposition rate, quality of municipal solid wastes and enrichers/amendments are found very significant for production of compost.

"Lessons in waste disposal from Lahore"

Ata-Ul-Haq is CEO of Green Technology Environmental Corporation, which set up Pakistan's first mega composting plant in Lahore in 2006. He tells Arnab Pratim Dutta that the model adopted for the plant can be replicated across South Asia Why a composting plant for Lahore? Getting this plant up and running …

Biotechnological process for the treatment of fleshing from tannery industries for methane generation

Disposal of untreated wastes into land and water bodies from tanneries results in air and water pollution as well as emission of greenhouse gases like methane and carbon dioxide. The atmospheric concentration of methane is increasing at the rate of 1% per year and has more than doubled over the …

Waste management through Vermin-culture

A vermin-composting project at the household and farm level was carried out in Baroda in 2007. Its major objective was to encourage families and farmers to manage their garbage at the household and farm level by adopting vermin-composting. The following were the specific objectives: a) To motivate families and farmers …

CO<sub>2</sub> from cars to feed algae

the use of algae as a source of biofuel has gained popularity in the last few years. In July 2007, three entrepreneurs from the uk came out with a way to feed algae by capturing carbon dioxide (co2) from automobiles. This co2 was used to feed algae which then produced …

USA`s e waste reincarnates as Chinese gold

it seems the us is paying for its negligence on toxic-waste trade. A recent study says the country is flooded with Chinese jewellry made out of us-exported toxic e-waste. Researchers studied the lead content in jewellry sold in retail stores in the us. They found the proportion of lead exceeded …

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 …

Rising popularity of artificial vanilla puts Kerala farmers in distress

Vanilla is said to be the world's most popular flavour. Its sweet, mildly fruity, spicy and alluring aroma is considered to be both sensual and calming. Aroma analysts call vanilla the smell of love... ARNAB PRATIM DUTTA travels to the farms of Kerala to find out what is rotten in …

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 …

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)

Waste utilisation projects in Indian cement plants

In India, Grasim (an Aditya Birla Group Company) has taken the initiative to burn waste as fuel in its kilns. The company has established waste handling facilities at two units, Grasim South Cement and Vikram Cement. The company has also installed a municipal solid waste processing plant. July-Sep 2007

What would waste management do without waste incineration?

What would waste management do without waste incineration? For without incineration, nothing would actually work in waste disposal today. Waste incineration forms the backbone of waste management in Germany and its importance will grow in a sustained material management oriented to resource efficiency. July-Sep 2007

Eco friendly slag to help make cement in Chhattisgarh

the cement industry has been using blast furnace slag for long. It maintained its eco-friendly reputation when a deal was struck between Steel Authority of India Ltd (sail) and Jaiprakash Associates Ltd (jal). According to the agreement, blast furnace slag (see box: Green technology) of the Bhilai steel plant in …

Flyash herbal pesticides introduced

flyash, the notorious waste product of coal-based thermal power plants, known for its ill effects on agricultural land, may now come as an aid for the farming community. Scientists of Annamalai University, Tamil Nadu, have developed flyash-based herbal pesticide with turmeric, neem, eucalyptus, pepper and chilli dust and found them …

News snippets

>> A report released on May 7 by the pressure group, Media Matters for America, says minorities and women get less space in prime-time news programmes in the us. The three-week study said most of the hosts and guests on the shows at msnbc, Fox News and cnn were white …

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 …

Waste to energy plant in Vijaywada shuts down

in yet another indictment of incineration technology, the waste-to-energy plant at Vijayawada recently stopped operations. There is now no functional incineration-based waste-to-energy plant in the country. The closure of the 6-mw Shriram Energy Systems Limited plant in Vijayawada in Andhra Pradesh's Krishna district, raises serious questions about this technology, which …

Bricks, pavers from construction debris

Around 2,300 tonnes of construction waste is generated in Mumbai, everyday. Authorities in the country's financial capital have very little clue about how to deal with such staggering amounts of solid waste. In September 2005, the Municipal Corporation of Greater Mumbai (mcgm) did issue the Demolition and De-Silting Waste (Management …

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