Air Quality Standards

Order of the National Green Tribunal regarding violation of environmental norms by a tyre pyrolysis plant, village Sakauti, Shamli, Uttar Pradesh, 28/05/2025

Order of the National Green Tribunal in the matter of Dr. Amit Kumar Vs State of Uttar Pradesh & Others dated 28/05/2025. The applicant has raised a grievance against setting up of a tyre pyrolysis plant by M/s Adideva Carbon LLP. According to the applicant, the tyre pyrolysis plant has …

The treatment of uncertainty in EPAs analysis of air pollution rules: a status report

An understanding of the uncertainty in benefit and cost estimates is a critical part of a benefit

New air pollution norms tough to meet

Mumbai To meet global standards, the Union Environment Ministry, in a move that went largely unnoticed, had reduced permissible air pollution limits last month though the earlier norms were not being met. Now state officials say they are facing a

Norms to fight air pollution

The state environment department has issued a set of guidelines for construction activities to combat air pollution. The rules, to be effective from January 1, 2010, will apply to all builders, contractors and infrastructure developers, in private and public sectors. Those violating the norms will be penalised. A senior environment …

Air pollution continues to soar in city, says MPCB

Mumbai Even as the state takes stock of the new stringent ambient air quality standards that the Centre announced recently, levels of respirable suspended particulate matter (RSPM) and nitrogen oxide levels have been soaring in Mumbai since 2005 due to vehicular traffic, the Maharashtra Pollution Control Board (MPCB) officials said. …

Upgraded air monitoring units to cost dear

;Sulagna Sengupta KOLKATA, 25 NOV: The Revised National Ambient Air Quality Standards issued by the Centre would come at a cost for the state government as they have to spend around Rs 20-22 lakh to upgrade its air monitoring units located at various places in and around the city to …

Clear the air (editorial)

New emission norms are all very well; just how will they be enforced? The government

City air: from foul to critical- revised norms highlight violation

Calcutta began the week as a polluted city but will end it as a critically polluted city. The new standards for air quality announced by the environment ministry on Wednesday have pushed Calcutta firmly into the hall of shame, with the toxic count of at least two major pollutants being …

New air norms: Industrial areas need to clean up

New Delhi: Fifteen years after they were first notified, the environment ministry on Wednesday released new and tougher air quality norms under which residential and industrial areas will have the same standards. However, the new norms will merely help to measure air quality at the moment as it will take …

Overnight, air is more poisonous - same limit for homes, factories

New Delhi, Nov. 18: India has revised standards for air quality for the first time in 15 years in a move that environmental experts say will overnight tar more cities and localities across the country as polluted beyond limits. The new standards notified by the environment ministry have lowered maximum …

Tougher air quality norms unveiled ahead of UN meet

The Centre on Wednesday announced that both industrial and residential areas will not have different standards for air quality norms. In a major move to bring down the air pollution levels, the Centre unveiled tougher new air quality norms. The revised guidelines have added five more hazardous chemicals in the …

Revised air quality norms notified

The Ministry of Environment and Forests (MoEF) has notified the Revised National Ambient Air Quality Standards (NAAQS), 2009, which provide a legal framework for control of air pollution and protection of public health. The revised norms have come 15 years after the Central Pollution Control Board (CPCB) had notified the …

Revised national ambient air quality standards (NAAQS), 2009

Revised National Ambient Air Quality Standards 2009 released by the Ministry of Environment and Forests. As per these norms, the residential & industrial areas will have the same standards. Includes limits for benzene, ozone, benzopyrene, arsenic, nickel and ammonia not covered in 1994. See Also Document: National Ambient Air Quality …

A strategic approach for air pollution reduction in Kathmandu valley

Over the past two decades the issue of air pollution in the Kathmandu Valley has become of increasing concern as concentrations of ambient air pollution exceed international air quality guidelines and standards. The steady growth in road traffic has resulted in the increasing contribution of vehicle emissions to urban air …

What is the role of air pollution modeling in policy making?

Policymakers in rapidly growing urban areas increasingly recognize that addressing air quality issues is an urgent priority. The developing countries should aspire to imitate the air pollution modeling systems, irrespective of the modeling limitations. Studies and dialogues should include properly identifying the sources of pollution to formulate rational and effective …

UNEP environmental assessment: Expo 2010 Shanghai, China

This report is an independent assessment of the environmental initiatives taken by Shanghai in its preparation for the World Exposition in 2010 (Expo 2010) in Shanghai, China. It aims to provide an objective appraisal of the efforts of Shanghai in improving its environmental quality and organizing an environment-friendly Expo. Measures …

National ambient air quality status 2008

Results of ambient air quality monitoring carried out during 2008 at various monitoring stations under National Air Quality Monitoring Programme by the CPCB. Pollutants found to exceed the standards in many cities are suspended particulate matter and respirable suspended particulate matter. Results of additional pollutants such as benzene and carbon …

Clean air for smaller cities: Indonesia country profile

Responding to the need to strengthen air quality management in smaller cities, the Association of Southeast Asian Nations (ASEAN)

Clean air for smaller cities: Thailand country profile

Air pollution levels in the megacities of Asia show a stabilizing trend but still exceed World Health Organization guidelines. Studies also show poor air quality, not only in the megacities of Asia, but also in smaller cities with populations of 150,000 to 1.5 million. While megacities often receive support for …

Photochemistry of air pollution in Delhi, India: a monitoring based analysis

In National Capital Region (NCR) of Delhi, spreading ~900 Sq. km, the increasing air pollution poses a serious problem due to its direct impact on human health, such as increased incidences of chronic bronchitis, cancer of the respiratory tract, asthma, and induced premature mortality. Increase in motorization (with ~600 vehicles …

U.S. To Rely More On Scientists For Air Rules: EPA

The U.S. government will reverse a Bush administration policy and increase the role of scientists in setting air standards for criteria pollutants harmful to human health, Lisa Jackson, the administrator of the Environmental Protection Agency, said on Thursday. Jackson said the EPA will reinstate the role of a policy document …

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