Fuel Quality

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 …

Mileage debate re ignited

A clutch of factors, including skyrocketing crude oil prices and the ensuing presidential election, have propelled the issue of fuel economy of vehicles to the foreground in the us. While the United States Environmental Protection Agency (usepa) appears to be in reverse gear on the subject, the country's presidential candidates …

Kerosene ban

The government of India has banned the free import of kerosene. Now only designated state-run firms can import the fuel. The ban occurs with immediate effect. Announcing the decision on November 28, 2003 Petroleum minister Ram Naik said he wanted kerosene import to be controlled because it was being used …

Dirty fuel

When Faridabad resident Rajendra Dhankar's eight-month-old Santro began to belch white smoke like a run-down truck, he rushed to the vehicle's manufacturer, Hyundai. What had caused the engine to so wheeze was heavily adulterated fuel. The company replaced the piston and the ring. Dhankar's car was as good as new …

Root cause

A wide variety of low priced fuels and solvents in the market are an immediate enticement to greed. High taxes on petrol make it vulnerable to adulteration with cheap solvents and naphtha. Diesel is easily mixed with subsidised kerosene and cheaper LDO. Says Rita Pandey, Fellow, National Institute of Public …

2001 onwards

Towards the end of 2001, as part of an ongoing public interest litigation on air pollution in Delhi, the apex court took notice of the ugly business of adulteration. It has repeatedly pointed out the merit of the CNG programme in culling this menace. But the Union of India, in …

No diesel without filter

Even as the European Union passed, in February 2003, a law requiring lesser amount of sulphur in petrol and diesel by 2005

A sputtering start

after soft-pedalling on the issue for long and granting a deadline extension, the Union ministry of petroleum and natural gas has finally announced that eight states and four union territories (uts) would be switching over to ethanol-blended petrol by the end of September. But given the fact that the roadblocks …

Auto fuel policy

Air quality has increasingly been an issue of social concern in the backdrop of rising industrial and vehicular pollution. While pollution may result from many sources, the Auto fuel policy seeks to control vehicular pollution arising from the dramatic rise in vehicular traffic in the country. The policy provides a …

small in size, big problem

The Western world has come a long way in its drive to reduce air pollution from vehicles. Just over a decade back, the focus was on total suspended particulate matter (which includes natural dust too) and the black smoke vehicles emitted. Epidemiological evidence made governments shift the focus to respirable …

Regulation faces a hurdle

Research on nanoparticle emissions from vehicles is still in the academic domain. This is largely because the uncertainty over formation of nanoparticles and their measurement methods. As a spillover, regulatory mechanisms are not yet able to take into account this new science. They still use mass of emitted particles

What has improved engine technology to do with it?

Improved engine technology and fuel quality has thus created a new debate. “Ironically, particle control regulations may have made the situation worse,” points out Wexler, referring to increased nanoparticle emissions. Andreas Mayer, an engineering consultant based in Switzerland, does not quite agree. “Engine development does reduce the number of the …

It s official now

THE authorities are caught in a logjam. They cannot shy away from the challenge of restricting the use of dirty fuels, as it is no longer a ‘mere plea’ of a few civil society groups. Pointer to shallow policies, a report commissioned by the Union ministry of environment and forests …

Sharp acceleration in hydrogen fuel cell research

"Tonight I am proposing $1.2 billion in research funding so that America can lead the world in developing clean, hydrogen-powered automobiles,' declared us President George Bush in his State of the Union Address to the congress in January 2003. The announcement is just one among a spate of recent developments …

Less sulphur major gains

we still have some hopes. A new study indicates that a decrease in the sulphur content of fuels has major health gains for the community. Pollution by particulate matter is considered to be of prime importance in damaging health. The study is the first to show that reduction in levels …

Miles to go

does a marginal improvement in fuel economy make a vehicle green? This is the controversy surrounding a recent proposal of the Bush administration. The proposal aims to increase the fuel economy

Too much at stake

Four oil companies - Indian Oil Corporation, Hindustan Petroleum Corporation, Bharat Petroleum Corporation and Reliance Industries - have signed a memorandum with industry and scientific institutions for a study on "appropriate solutions" to air pollution. They will jointly pay for this study, which they say is necessary because current approaches …

Of shotguns and samples

I set off towards Meerut on the trail of a transporter's crew suspectedly involved in fuel adulteration. Officials nearly stumped my investigations. Thankfully, Bhure Lal, chairperson of the Environment Pollution (Prevention and Control) Authority intervened. The district magitrate, then, called an urgent meeting of officials and insisted that the seals …

At full throttle

When the Supreme Court had ordered the Delhi government to run its buses on cng (compressed natural gas), the directive was sought to be circumvented on the pretext that natural gas technology was not proven and options available were too few. The wide variety of new generation alternative fuel vehicles …

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