Unseen 2019: Living in a carbon dioxide bubble
5 years ago

Unseen 2019: Living in a carbon dioxide bubble

Live Mint  

It’s a cold December morning and students of the Ardee School in Delhi’s New Friends Colony area are rushing indoors. In its latest standards, Ishrae—the American Society’s India affiliate—lists the threshold values for indoor CO2 levels at “ambient + 350 ppm”. An air quality monitor on the teacher’s desk shows CO2 levels are “good”. “There’s value in having a healthy working environment and some companies do realize that there’s an RoI on having clean air systems.” By the time our conversation ends, the CO2 levels in the room have come down from 1,800 ppm to 1,270 ppm, thanks to the open door. The tests, based on existing data, looked for three of the most “harmful” indoor air pollutants: PM 2.5, total volatile organic compounds and CO2.

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History of this topic

Rising Ozone levels pose health threat in Delhi NCR region: All you need to know
8 months, 3 weeks ago

Rising Ozone levels pose health threat in Delhi NCR region: All you need to know

India TV News  

As per the recent data from the Central Pollution Control Board, it was revealed that the air quality of Delhi is a concerning trend which contains ground-level ozone levels which are surpassing the acceptable limits at multiple monitoring stations. Monitoring stations report: High Ozone levels Several prominent Delhi locations have been recording the rise of ozone levels as per the …

Global Dyson Study: India tops global indoor air pollution chart with highest annual PM2.5 levels
11 months, 4 weeks ago

Global Dyson Study: India tops global indoor air pollution chart with highest annual PM2.5 levels

The Hindu  

India recorded the highest average annual PM2.5 levels, followed by China, Turkey, UAE and South Korea, revealed Dyson’s first Global Connected Air Quality Data on Wednesday. Moreover, Delhi topped the list of PM2.5 levels with the highest indoor annual average PM2.5 levels of 69.29, followed by Beijing, Shanghai, Shenzhen and Busan. Winter was the most polluted season in all geographies, …

Why indoor air pollution can be just as deadly as wildfire smoke and coal plant smog
1 year, 1 month ago

Why indoor air pollution can be just as deadly as wildfire smoke and coal plant smog

Salon  

Picturing air pollution isn’t hard in a world where 99% of people breathe polluted air. Climate change might aggravate air pollution levels, including indoors Climate change, which is driven by burning fossil fuels that emit greenhouse gasses, is expected to make both indoor and outdoor air pollution worse. “These increases in outdoor air pollution will also make indoor air pollution …

Chennai likely to emit 232 million tonnes of carbon dioxide by 2040, say IIT-M researchers
2 years ago

Chennai likely to emit 232 million tonnes of carbon dioxide by 2040, say IIT-M researchers

The Hindu  

Researchers at the Indian Institute of Technology Madras predicted that Chennai would emit around 232 million tonnes of carbon dioxide by 2040. Construction activities and operations of the buildings in the city could lead to as much as 231.9 million tonnes of CO 2 emissions. A team from the Centre for Technologies for Low Carbon and Lean Construction at the …

Delhi's indoor pollution levels worse than outside, way above WHO limits: Study
3 years, 1 month ago

Delhi's indoor pollution levels worse than outside, way above WHO limits: Study

India Today  

A survey conducted between 2018 and 2000 by the Energy Policy Institute at the University of Chicago has revealed that the average particulate matter 2.5 levels in Delhi for low-income households were way above the limits recommended by the World Health Organisation. On an average, the indoor PM2.5 levels were substantially higher than the corresponding value reported by the nearest …

Why you need to worry about indoor air pollution too
3 years, 1 month ago

Why you need to worry about indoor air pollution too

Live Mint  

Delhi and air pollution become almost synonymous as winter sets in. Moreover, various substances add to indoor air pollution apart from outdoor pollution coming inside—such as volatile organic compound, scented detergents, cleansers etc. When the outside air quality itself deteriorates in the winter months of November, December and January, this becomes a further challenge to maintain acceptable indoor air standards," …

COVID-19: How to make indoor spaces safer
4 years, 3 months ago

COVID-19: How to make indoor spaces safer

Al Jazeera  

From good ventilation to redesigning spaces, we outline ways to help reduce the risk of transmission in closed settings. HVAC systems In public spaces, ventilation through mechanical measures like heating, ventilation and air conditioning systems can be helpful in improving indoor air quality. “A table or pedestal fan is safe for air circulation among family members living together who are …

Unseen 2019: Living in a carbon dioxide bubble
5 years ago

Unseen 2019: Living in a carbon dioxide bubble

Live Mint  

It’s a cold December morning and students of the Ardee School in Delhi’s New Friends Colony area are rushing indoors. In its latest standards, Ishrae—the American Society’s India affiliate—lists the threshold values for indoor CO2 levels at “ambient + 350 ppm”. An air quality monitor on the teacher’s desk shows CO2 levels are “good”. “There’s value in having a healthy …

Unseen 2019: Living in a carbon dioxide bubble
5 years ago

Unseen 2019: Living in a carbon dioxide bubble

Live Mint  

It’s a cold December morning and students of the Ardee School in Delhi’s New Friends Colony area are rushing indoors. In its latest standards, Ishrae—the American Society’s India affiliate—lists the threshold values for indoor CO2 levels at “ambient + 350 ppm”. An air quality monitor on the teacher’s desk shows CO2 levels are “good”. “There’s value in having a healthy …

IIT Delhi to map indoor pollution in capital
5 years, 2 months ago

IIT Delhi to map indoor pollution in capital

India TV News  

IIT Delhi is undertaking a study to measure indoor air pollution in schools, residential complexes, Metro, malls and restaurants in Delhi. This comes after IIT Delhi experts were called by the Supreme Court to suggest measures to control the high levels of air pollution in the national capital after the city plunged into apocalyptic smog for days, forcing schools to …

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