Air Quality

Showing of 1 - 20 from 142 results
Air Quality - Total results - 142
Delhi's air quality index in 'very poor' category; expected to improve from 29 Nov
India

Delhi's air quality index in 'very poor' category; expected to improve from 29 Nov

The air quality in the national capital has remained in the 'very poor' or the 'severe' category on most days in November so far.

Air pollution: SC re-imposes ban on construction in Delhi-NCR, asks states to pay affected workers
India

Air pollution: SC re-imposes ban on construction in Delhi-NCR, asks states to pay affected workers

The bench said as of now, the action is proposed after air quality has deteriorated and directed the commission to take preventive advance measures to deal with the rise in air pollution

Delhi's air quality improves slightly but remains in 'very poor' category; ban on construction, demolition activities lifted
India

Delhi's air quality improves slightly but remains in 'very poor' category; ban on construction, demolition activities lifted

The Air Quality Index in the national capital is likely to improve to the 'poor' or 'lower end of very poor' category in the next two days

Marked improvement in Delhi's air quality, city to submit lockdown proposal to SC on Monday
India

Marked improvement in Delhi's air quality, city to submit lockdown proposal to SC on Monday

The National Capital recorded a 24-hour average air quality index (AQI) of 330 on Sunday as against 437 the previous day

Explained: What is thermal inversion and how it affects air pollution
India

Explained: What is thermal inversion and how it affects air pollution

It acts like a 'cap' on the upward movement of air from the layers below. That 'cap', which traps cold air under the hot air, acts like a lid and keeps smoke and other pollutants from rising into the atmosphere and dispersing

After cleaner October, Delhi's air quality enters red zone first time this season
India

After cleaner October, Delhi's air quality enters red zone first time this season

Stubble burning accounted for six percent of PM2.5 pollution in Delhi. The rest of the pollution is due to local sources, said Gufran Beig, the founder project director of SAFAR.

WHO releases new air quality guidelines that aims to protect people from the adverse effects of air pollution
science

WHO releases new air quality guidelines that aims to protect people from the adverse effects of air pollution

The new WHO guidelines recommend lower air quality levels for six pollutants, including ozone, nitrogen dioxide, sulphur dioxide and carbon monoxide.

SAFAR: India's first framework for air quality forecast accepted globally, says project director Gufran Beig
India

SAFAR: India's first framework for air quality forecast accepted globally, says project director Gufran Beig

The framework, mandated under the National Clean Air Programme (NCAP) and developed under the Ministry of Earth Sciences, is being used to make air quality forecasts in Delhi, Mumbai, Pune and Ahmedabad

WHO sets higher, tougher bar for air quality; updates guidelines for the first time in 15 years
World

WHO sets higher, tougher bar for air quality; updates guidelines for the first time in 15 years

Air pollution 'is now recognized as the single biggest environmental threat to human health' said Dr. Dorota Jarosinska, WHO Europe program manager for living and working environments

How ventilation can help combat spread of COVID-19 in schools
World

How ventilation can help combat spread of COVID-19 in schools

Air-quality specialists in Australia have recommended that air purifiers with high-efficiency particulate air (Hepa) filters be installed in all classrooms

Can the same mask used against COVID-19, keep me safe from the wildfire smoke?
science

Can the same mask used against COVID-19, keep me safe from the wildfire smoke?

Keep your house as protected from smoke as possible by keeping the windows closed and use a portable air cleaner.

Twenty-two of the world's 30 most polluted cities are in India, as per IQAir global report
India

Twenty-two of the world's 30 most polluted cities are in India, as per IQAir global report

The most polluted capital cities in the world last year were New Delhi and Dhaka with Jakarta, Kathmandu, Islamabad, Hanoi and Beijing all in the top 20.

National Green Tribunal imposes complete ban on sale, use of firecrackers in NCR till 30 November
India

National Green Tribunal imposes complete ban on sale, use of firecrackers in NCR till 30 November

In places where air quality is 'moderate' or below, only green crackers be sold and the timings for bursting of crackers will be restricted to two hours during festivals

Delhi records 'poor' air quality; condition likely to improve due to depression over Bay of Bengal, says IMD
India

Delhi records 'poor' air quality; condition likely to improve due to depression over Bay of Bengal, says IMD

A SAFAR report said that stubble fire has a marginal impact on Delhi AQI, which is likely to reduce due to change in wind direction

Dharmendra Pradhan reviews BS-VI fuel roll-out plan from 1 April; says upgradation to bring down sulphur level
Business

Dharmendra Pradhan reviews BS-VI fuel roll-out plan from 1 April; says upgradation to bring down sulphur level

India will leapfrog to BS-VI, equivalent to Euro-VI grade fuel, from current BS-IV fuel from 1 April in a bid to cut vehicular emissions.

Maharashtra's road to cleaner air, curbing pollution runs through innovation, experimentation
science

Maharashtra's road to cleaner air, curbing pollution runs through innovation, experimentation

In practice, existing laws and policies invite widespread non-compliance; environmental objectives are perceived as incompatible with growth.

Delhi's air quality plunges to 'very poor' category, AQI docked at 336 as of Monday morning
India

Delhi's air quality plunges to 'very poor' category, AQI docked at 336 as of Monday morning

Chandni Chowk, Pusa Road, and Lodhi Road had an AQI of 336, 304 and 316

No relief from pollution despite rains in Delhi; air quality of National Capital 'poor' as of Friday morning, says SAFAR
India

No relief from pollution despite rains in Delhi; air quality of National Capital 'poor' as of Friday morning, says SAFAR

According to weather experts, winds due to prevalence of western disturbance are not making any significant difference in dispersing pollutants in Delhi

Delhi saw 183 days of poor-to-severe air in 2019: Air quality improving but situation out of control, govt to tell parliamentary panel
India

Delhi saw 183 days of poor-to-severe air in 2019: Air quality improving but situation out of control, govt to tell parliamentary panel

Delhi is choking on toxic air and 183 days of 2019 witnessed poor and severe air quality that endangered millions of lives

Health warning in Melbourne, air quality down to 'hazardous' due to Australia's bushfires
science

Health warning in Melbourne, air quality down to 'hazardous' due to Australia's bushfires

Health warnings were issued after a thick haze from the bushfires in Victoria descended on Melbourne.