PM 2.5

IIT-Delhi incubated start-up aims to keep bad air out of homes

On the occasion of World Pollution Prevention Day, which is observed on December 2, a start-up incubated by Indian Institute of Technology-Delhi — Nasofilter — launched a product that promises to protect homes and offices from particulate matter (PM). Called Pollution Net, the product aims to replace the traditional mosquito …

Report on special monitoring of ambient air quality & noise levels at Bhopal during Diwali Festival 2018

With reference to CPCB Head Office letter no A-21016/1/08-Mon/11351 dated 05.10.2018 & 25.10.2018, Regional Directorate (Central), Central Pollution Control Board, Bhopal has Conducted Ambient Air Quality monitoring in Bhopal city during celebration of Diwali festival in the year 2018 from 31.10.2018 to 14.11.2018 for the perameters of PM10, PM2.5, SO2, …

Patna’s air 3rd most polluted in country

PATNA: Air quality in Patna continued to deteriorate for the third consecutive day on Wednesday. The air quality index (AQI) of the city, as per a bulletin issued by the Central Pollution Control Board (CPCB), surged from 402 on Tuesday to 423 on Wednesday, the third highest in the country. …

Very poor AQI to stay for next 3 days in Delhi

NEW DELHI: The capital’s air quality index on Wednesday notched 373 in the ‘very poor’ category — same as Tuesday. The overall AQI on Monday was 330 — a slight increase from Sunday’s 311— all classified as ‘very poor’. Over the past four days, the air quality has stayed foul …

Hyderabad: Reduce PM 2.5 levels to curb air pollution

Improvising air quality requires a concerted effort to reduce particulate matter. Hyderabad: To tackle air pollution, it is important to reduce the levels of Particulate Matter (PM) 2.5 — fine particules that can enter the blood stream — and both the Central and state governments have to work together to …

Pollution has Ahmedabad in a killer choke-hold

AHMEDABAD: The minute you step outside your house, vehicular fumes hit you. As you go further, under-construction roads or building add to the particulate matter you breathe in. These suspended particles come from waste burning and industrial activities. As the world marks Chronic Obstructive Pulmonary Disease (COPD) Day on Wednesday, …

Gurugram’s air is ‘poor’ but stubble burning has got nothing to do with it

GURUGRAM: The city’s air quality deteriorated to ‘poor’ level on Sunday after three ‘moderate’ days in a row. The air quality index (AQI) level was recorded at 255 (poor) on Sunday, while it was at 188 (moderate) on Saturday. For the last five days, the city’s air has been the …

Pollution data now available for New Gurugram, first readings don’t look good

Gurugram: An air quality monitoring machine installed in Gwalpahari by the India Meteorological Department (IMD) earlier this week has been linked to the Central Pollution Control Board (CPCB) website, making data on pollution levels in New Gurugram available to residents for the first time. The data recorded by this machine, …

Introducing the Air Quality Life Index: twelve facts about particulate air pollution, human health, and global policy

Indians would have lived 4.3 years longer if the 2016 air quality met the World Health Organisation’s (WHO) annual safe air quality guideline of 10 micrograms per cubic metre, according to this new report Fine PM concentration increased by 69% in India in 20 years. If air pollution levels in …

Breakthroughs: China’s path to clean air 2013-2017

Clean Air Asia’s “Breakthroughs – China’s Path to Clean Air 2013-2017” report found that China’s air pollution control policies had achieved large-scale air quality improvements in more than 300 Chinese cities in the past five years while its economy continued to steadily grow.

Monitoring of total volatile organic compounds and particulate matter in an indoor environment

Indoor air pollution in the workplace is considered as one of the most potential environment risks to an occupant’s health. Office employees are exposed to airborne pollutants that include particulate matter (PM), volatile organic compounds (VOCs), gases chemicals and microorganisms originating from indoor and ourdoor sources. Exposure to PM and …

Crackers or not, the best you can expect is very poor air in Delhi

NEW DELHI: If no crackers are burst in the NCR this Diwali, the air quality will be “very poor”. And things will be “severe” if half the amount of crackers used in 2017 is burst this time, says a forecast by System of Air Quality and Weather Forecasting and Research …

Outlook for clean air in the context of sustainable development goals

Air pollution is linked with many of the United Nations Sustainable Development Goals. Strategies aiming at the improved air quality interact directly with climate mitigation targets, access to clean energy services, waste management, and other aspects of socio-economic development. Continuation of current policies in the key emitting sectors implies that …

Delhi’s air quality could worsen in coming week

System of Air Quality and Weather Forecasting and Research (SAFAR) said the coming 10 days are expected to see a sharp deterioration of air quality in Delhi-NCR. A day after Delhi recorded its first severely polluted day, the air quality improved to very poor category on Wednesday. Air pollution experts, …

Dust from roads, household cooking make 22-52% of air pollution: UNEP

Some cities in India attribute more than half of their PM2.5 to this dust The contribution of indoor air pollution is estimated to vary between 22 and 52 per cent, according to a UNEP study which said emissions from household cooking and heating will need to be reduced to greatly …

Rising air pollution will impact rainfall patterns in India: UN report

Nagpur: Rising air pollution in India is likely to have a significant impact on long-term rainfall patterns which can cause extensive financial losses, warns the latest United Nations report. ‘Air Pollution in Asia and the Pacific: Science-based Solutions’ presents the first scientific assessment of air pollution in Asia and the …

Transport sector biggest pollution contributor: SAFAR

At times when the Delhi Government is taking all possible measures to deal with the menace of pollution with contingency plans already set in motion to combat it, a scientific study has revealed that 41 percent of the pollution in Delhi is contributed by “transport sector”. A study by System …

Sharp fall in Delhi’s air quality, may turn ‘very poor’ on Wednesday

NEW DELHI: Capital’s air quality fell sharply on Tuesday and nosedived towards the “very poor” category with the air quality index (AQI) at the upper end of the “poor” zone at 291, even though a number of key measures under the Graded Response Action Plan (GRAP) were put in place …

Usual suspects: Vehicles, industrial emissions behind foul play all year

NEW DELHI: Stubble burning in neighbouring states may be drawing everyone’s attention during the peak pollution days in the capital in pre-winter harvest season, but it is the vehicular emission which is the biggest culprit followed by industrial emission in making Delhi’s air dirty. Both these sectors pollute the entire …

Gurugram’s air quality ‘very poor’ for a week, pollution board clueless on causes

GURUGRAM: The city has been topping the air pollution chart in the National Capital Region (NCR), reporting the highest rate of rise in the level of PM 2.5, an ultra-fine pollutant, over the past week. The city’s air monitoring stations has been reflecting PM2.5 concentration at higher levels than those …

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