Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

A compendium of selected documents and reports on Air quality and Urban mobility in Delhi

This special package consists of selected documents, reports and studies on air quality and urban mobility in Delhi. See also Delhi http://www.environmentportal.in/category/4546/thesaurus/delhi/ Air Pollution http://www.environmentportal.in/category/36/thesaurus/air-pollution/

Air quality management in Delhi, India: then, now, and next

This paper by SIM-air presents the past and the current air quality management in Delhi, India, including the discussions on the air pollution levels, sources of air pollution, and policy interventions of the past and on-going. It is based on a presentation delivered at the BioVision Conference in Lyon, France, …

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 …

The smokescreen of lies: myths and facts about CNG

The Supreme of India ruled on July 28, 1998 that all eight-year-old-buses and pre-1990 three-wheelers and taxis would have to be converted to CNG by March 31,2000. For the rest of the buses, three-wheelers and taxis, the deadline was fixed as March 31, 3001. This order, however, is getting to …

N C Saxena panel report for investigation into proposal by the Orissa mining co. for bauxite mining in Niyamgiri

This expert panel report on Vedanta's bauxite mining project in Orissa submitted to MoEF on August 16, 2010 says that the company must not given permission for this project as it has illegally occupied forest land andwill also threaten survival of local tribes. <br>The proposed mining lease (PML) area, which …

Air pollution related prothrombotic changes in persons with diabetes

Population studies suggest that persons with diabetes are more sensitive to the effects of particulate matter (PM) air pollution. However, the biological mechanisms of a possible prothrombotic effect underlying this enhanced susceptibility remain largely unknown. The authors hypothesized that exposure to PM causes prothrombotic changes in persons with diabetes, possibly …

Vasco facility to study ozone layer in Goa

Shweta Kamat PANJIM, APRIL 12 The extent of the much feared ozone depletion over Goa will now be known to researchers through a facility planned to come up at Vasco. Goa is one amongst the 20 stations, where the Indian Institute of Tropical Meteorology (IITM), Pune will spearhead the country

Air pollution prediction system gets UN praise

Pune The System of Air Pollution Forecasting and Research (SAFAR) developed by Pune scientists at the Indian Institute of Tropical Meterology (IITM) to give air quality at a given time and predict what it will be 24 hours later has come in for praise from the UN. SAFAR will also …

During Commonwealth Games, devices to measure pollution levels

As the country gets set for the Commonwealth Games in October this year, scientists at the Indian Institute of Tropical Meteorology (IITM) in Pune have given India an Air Quality Index (AQI) and a System for Air Pollution Forecasting and Research (SAFAR). Gufran Beig, Project Director of SAFAR and scientist …

Air pollution at Games venues under control

Amid reports that the ambient air quality at the Commonwealth Games village and other venues was not up to the mark, the Delhi Pollution Control Committee (DPCC) has maintained that the situation was under control and polluting units were being sealed to reduce air pollution. As per ongoing study by …

Rajasthan state environment policy 2010

This document details the Environment Policy 2010 for Rajasthan approved recently by the state government. Also includes the environment mission and climate change agenda for this state for 2010-2014 to prepare for adaptation & mitigation. This policy document is based on an analysis of the state-specific issues, the natural resource …

Climate change agenda for Delhi 2009-2012

This monograph by Delhi's chief secretary Rakesh Mehta aimed at reducing Delhi's carbon footprint has identified a set of 65 action points that each department of the administration would have to follow in the next three years. As a developing mega city each citizen has to contribute to ensure that …

The air just got dirtier

HERBICIDES atrazine and metolachlor, commonly used to remove weeds and pests from crop fields were until now labelled nonvolatile. It was thought that most environmental risk from these pesticides comes from surface runoff—water from rain, snowmelt and other sources that flows over the land surface. But the US Department of …

Hidden industry hand

Global leaders are preparing to meet in New York on September 19 and 20 to chart the way forward to tackle noncommunicable diseases, the number one killer in the world. On the stealth, the pharma and food industries and some rich countries are also at work to weaken the initiative. …

Toxins in the womb

EXPOSURE to organic pollutants can disrupt the formation of nervous system in a foetus. This in turn may lead to neural tube defects. The disease affects over 320,000 infants worldwide every year. Earlier studies have linked organic pollutants like polycyclic aromatic hydrocarbons (PAHs), from indoor coal stoves, smoking and vehicle …

Faulty data, poor monitoring

A recent paper of the Union Ministry of Environment and Forests (MoEF), Towards an Emission Trading Scheme for Air Pollutants in India, explores the possibility of introducing a permit and trading system for air pollutants from industrial sources. The scheme operates along the lines of the cap-and-trade mechanism for greenhouse …

Count carbon the cheap way

MONITORING air pollution just got simpler. A handy and low-cost instrument has been developed for researchers to measure and analyse soot level in the air. Soot, or black carbon, is the second biggest contributor to global warming after carbon dioxide. It is released in the air by incomplete combustion of …

Power plant in the dock, third time

HOLDING a thermal power station in Chandrapur city in Maharashtra responsible for polluting a river, the state pollution control board has ordered forfeiture of its bank guarantee of Rs 5 lakh. Toxins released by the station killed thousands of fish in the Irai river, on whose bank it is located. …

Four-stroke complements CNG

VEHICLES and fuels must be seen as a system and not in isolation. Even a clean fuel like CNG may emit high air pollutants if the vehicle engine technology is inefficient to burn the fuel. This is the message from the first detailed testing of CNG three-wheelers in Delhi by …

Flawed, but accepted

A recent study by the Central Pollution Control Board has exonerated vehicles of being the worst polluters in Delhi and Mumbai. Instead, it has pinned down liquefied petroleum gas (LPG) as the biggest source of fine pollutants. Experts have contested the study, saying the findings are unsubstantiated and scientifically untenable. …

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