Air Quality Monitoring

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 …

Pollution declines on 'selective' data

NEW DELHI: A new set of data released by Delhi Pollution Control Committee (DPCC) shows a decline in pollution levels in the capital. However, environment agencies say that the numbers are misleading and don't indicate a trend. Data released by DPCC for December 2007 and January and February this year …

Met dept steps in to check pollution

During 2010 Games, Real Time Data Will Help Improve Air Quality By the end of next year, Delhi will have its own air quality monitoring model that will be able to predict pollution levels on a particular day based on meteorological conditions. The India Meteorological Department (IMD) is in talks …

Online system to monitor smoke levels

Jamshedpur, March 3: Jharkhand State Pollution Control Board (JSPCB) has decided to make online stack monitoring system compulsory in medium and large scale industrial units. The JSPCB authorities will issue a circular to this effect to all such units and especially to those which have smokestacks. JSPCB member secretary R.K. …

Performance evaluation of AERMOD and ADMS-Urban models in a tropical urban environment

In this paper an attempt has been made to undertake performance evaluation of the two well-known regulatory models, AERMOD (07026) and ADMS-Urban (2.2) for a tropical city such as Delhi. The model is applied to estimate ambient air concentrations of SO2 and NO2 for the years 2000 and 2004 over …

Biomonitoring of air quality in the industrial town of Asansol using the air pollution tolerance index approach

Asansol city is an industrial urban area which is also part of the Raniganj Coalfield area and is located in the Burdwan district of West Bengal. Over the last five years there was hectic development in the area in terms of industries, vehicles and infrastructures. These have resulted in significant …

Contribution of vehicular activity to air pollution in Hyderabad, India: Measurements, chemistry and analysis

In this paper, an analysis of data from continuous ambient air monitoring station in Hyderabad is reported to better understand daily and seasonal trends of particulates and chemistry of ozone pollution in the atmosphere. The objective of the paper has been to investigate the contribution levels of transport emissions to …

Short-term mortality rates during a decade of improved air quality in Erfurt, Germany

The aim of the study was to investigate the association of ambient air pollution and daily mortality in Erfurt, Germany, over a 10.5-year period after the German unification, when air quality improved.

Oily droplets in ambient air of Shillong

An attempt has been made to quantify the relative abundance and size distribution of oily-droplets in the ambient air of Shillong using an optical microscope. The sampling was carried out at controlled, moderate traffic, high traffic, traffic intersections, industrial estates and elevated specific locations in different seasons during 1998-2000. It …

In court

Airport expansion: A German court rejected an emergency appeal to stop construction work on a new runway and terminal at Frankfurt Airport, close to Kelsterbach Forest. Environmentalists and 13 towns had sued the state of Hesse to halt the expansion project for reasons ranging from nighttime noise to threat to …

Air monitor units in trade hubs

Jamshedpur, Feb. 10: The industrial hubs of Seraikela and Chaibasa can look forward to a less-polluted environment. For, the regional office of Jharkhand State Pollution Control Board (JSPCB) is setting up two ambient air quality monitoring stations there. Senior officials of the JSPCB said that they have already received the …

Move to monitor carbon monoxide levels

Deepa H Ramakrishnan CHENNAI: In an effort to monitor the levels of highly-toxic Carbon Monoxide in the ambient air, CO analysers will soon be installed at five locations in the city. The equipment will be installed in Anna Nagar, T. Nagar, Vallalar Nagar, Adyar and Kilpauk. Equipment of the Chennai …

Clean air in Asia

Close collaboration between scientists in China, India, Italy, Switzerland, and IIASA has resulted in a tool to help policymakers in China and India make sense of the complexities of air pollutant controls and greenhouse gas mitigation. Together, the policymakers and scientists hope to identify and implement activities that reduce both …

Pollution not under control

Parliamentary report calls for saving the Central pollution control body It

More vehicles, more smoke, more pollution

Deepa H Ramakrishnan NOT MANY TAKERS: A computerised vehicle emission checking centre in the city. CHENNAI: The increase in the number of vehicles and the absence of an effective mechanism to make them comply with the mandatory emission checks are contributing to the air pollution levels in the city. Even …

It was a clean, green Diwali this year

NEW DELHI: The motivation could have been global recession, strict enforcement of the law or even plain concern for the environment, but in the end Delhi made an effort to remain

Detection of surface emission hot spots, trends, and seasonal cycle from satellite-retrieved NO2 over India

Tropospheric NO2 concentrations derived from spaceborne measurements of Global Ozone Monitoring Experiment (GOME) on board ERS 2 and Scanning Imaging Absorption Spectrometer for Atmospheric Cartography (SCIAMACHY) on board Envisat, respectively, for the time period of 1996

City pollution beats national average

Hyderabad Sept. 16: Air pollution levels in the city have climbed further beyond the national ambient air quality standards. Abids, Punjagutta, Paradise and Charminar zones have recorded higher levels of total suspended particulate matter (TSPM) and respirable suspended particulate matter (RSPM), according to studies conducted by the AP Pollution Control …

Megacity project seeks to gauge urban pollution

Parisian pollution is nothing compared with that of Beijing or Mexico City. Yet Paris, with 11 million people crammed into a region just 20 kilometres across, is to take centre stage in a new research project on the impact of megacities on air pollution. The MEGAPOLI project, which starts next …

Epidemiological study on effect of air pollution on human health (adults) in Delhi

Central Pollution Control Board has been entrusted with the responsibility of preparation of nation-wide plans for control of air pollution under the Air (Prevention & Control of Pollution) Act, 1981. For rational planning of pollution control strategies, scientific information is needed on nature, magnitude and adverse health effects of air …

Study on ambient air quality, respiratory symptoms and lung function of children in Delhi

Under the provision of Air Act, 1981, Central Pollution Control Board has been entrusted with the responsibility of preparation of nation-wide plan for control of air pollution. Information on nature, magnitude and adverse health effects of air pollution is required for rational planning of pollution control strategies. It has been …

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