Plastics

Order of the National Green Tribunal regarding plastic bags dumped in the Budhi Gandak river, Muzaffarpur, Bihar, 07/04/2025

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Devavrat Kumar Sahani Vs State of Bihar dated 07/04/2025. The application was being registered on the basis of a letter petition dated December 27, 2024 sent to the NGT by the applicant, Devavrat Kumar Sahani, Muzaffarpur, …

It s money, stupid

function graph() { var popurl="image/20060315/34_graph.jpg" winpops=window.open(popurl,"","width=350,height=375,scrollbars=yes") } When is waste not waste? When it can be used to supply a substantial part of the energy needed by a sunshine industry. The Indian cement industry, for instance, can use municipal solid waste for its energy requirements. And at the estimated 36.5 …

Plastic busters

scientists in Sri Lanka have found a new way to safely dispose plastic materials. They enlisted the services of a bacterium and a fungus that feed on hydrocarbons to break down polymer chains in polythene products. An estimated 60 million tonnes of polyethylene are produced annually the world over. But …

Petrol from plastic

a university researcher from Uttar Pradesh has developed a novel technique to produce valuable petroleum products, such as petrol and diesel, from discarded plastic bags. Several techniques are being explored to tap valuable petroleum products from plastic waste. But what sets the work of Deepak Pant of the chemistry department …

Will the plastic degrade?

questions are being raised about the quality of degradable plastic bags to be used by hotels and hospitals in Delhi following a recent order of Delhi government's Department of Environment see Down To Earth

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are readily able to degrade crude oil. Scientists from the Estaci

Let Delhi breathe

the Delhi Government has made the use of degradable plastic compulsory in the city's hospitals and hospitality sector. It recently issued a notification to this effect. But some experts have criticised the fact that the order applies only to restaurants with a seating capacity of over 100 people and hospitals …

Foreign concern

the export of hazardous plastic waste to India has lately created an uproar in some European countries, but Indian authorities are alarmingly unconcerned. Though the import of hazardous waste is not illegal in the country, according to an October 2003 decision of the Supreme Court, it requires the prior permission …

Plastic oil

us scientists have found an ingenious use for empty plastic bottles. Instead of disposing them in landfills, the non-biodegradable waste can be used to make engine oil for cars, say researchers at the University of Kentucky and the Chevron Energy Technology Company. They converted the plastic bottles into high-grade oil, …

Shanghai ed

Finance minister P Chidambaram goes to Mumbai to deliberate, with its corporati, upon urban renewal, and promises sparkling growth for this bursting metropolis. On the way to the venue, he is confronted by angry slum-dwellers whose homes have been demolished to make way for the new age city. They say …

Car risk

most plastics used in cars emit toxic chemicals not only during their production but also later, potentially exposing users to unhealthy emissions inside their automobile. This is in spite of the fact that safer, less toxic plastics are readily available in the market, according to a recent report by a …

Just dump it

September 30, 2004. Eleven trucks carrying imported metal scrap trundled into Sahibabad-based Bhushan Steels and Stripes Limited (BSSL), a steel smelting and rolling unit. One of them exploded, killing 10 workers

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no fishy treatment: A human blood clotting agent required for treating haemophilia and serious bleeding has been produced using genetically modified fish by researchers from the University of Southampton, the UK. There is still a long way to go before the product reaches the market, but if the project is …

Plastic avenue

is there a way to deal with the incessant solid waste of India? The answer could be yes, if two technologies are given impetus. Both involve the use of waste material like plastic bags to make roads. The first technology, developed by Bangalore-based K K Plastic Waste Management Limited, entails …

With a bucket and a plastic bag

Sasolburg, South Durban, Secunda and Table view

Master of all

Leonardo da Vinci was far more than a great artist. He is celebrated as the inventor of numerous mechanical devices like robots and alarm clocks. Recently, another chapter has been added to the saga of his accomplishments. Alessandro Vezzosi, an Italian academician, has found that the sorcerer was also the …

Plastic purge

The mounting problem of non-biodegradable plastic waste seems to have caught the Sri Lankan government's attention. The country's cabinet has given its nod to a series of proposals put forward by the country's environment and natural resources minister, Rukman Senanayake, to tackle the pollution problem arising from the improper disposal …

No polybags in Tripura

ON SEPTEMBER 16, the Tripura government's 20-month-old law banning plastic bags became more stringent. Seeking to remove the crinkles in the original rule, the state authorities have forbidden the use of polybags that weigh under 2.1 grammes, and are less than 30 centimetres (cm) long and 16.5 cm wide. These …

Amazon s genetic gold

a bacterium commonly found in the Amazon rainforest promises to be a new source of ecofriendly plastic and life-saving medicines, if scientists who cracked its genetic code are to be believed. A consortium of 100 scientists, working for the Brazil National Genome Project, sequenced the genome of Chromobacterium violaceum. They …

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profiling the menace: Researchers have taken snapshots of the ever-changing protein profile of Plasmodium falciparum

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