Tag Archives: PM2.5

India’s air quality figures can’t be trusted

Delhi is the most polluted city in the world, but it may actually be worse as faulty instruments, data fudging and lack of regulation allow industries to pollute with impunity India is changing the way it maps pollution, with an … Continue reading

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Why India’s numbers on air quality can’t be trusted

A survey this May by the World Health Organisation ranked Delhi as the world’s most polluted city, under assault from its growing vehicle population, rising emissions from coal based thermal power plants and the surrounding areas. The outcome: according to … Continue reading

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Days of heavy air pollution blight northern China

Days of heavy smog shrouding swathes of northern China pushed pollution to more than 20 times safe levels on Friday (Oct 10), despite government promises to tackle environmental blight. Visibility dropped dramatically as measures of small pollutant particles known as … Continue reading

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Beijing Raises Smog Alert as Pollution Envelops North China

Beijing raised its air pollution alert to orange, the second-highest level, triggering limits on some industrial production as smog enveloped northern China for a second day. The concentration of PM2.5, fine particulates that pose the greatest risk to human health, was … Continue reading

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Air Quality Health Advisory Issued For New York State

New York State Department of Environmental Conservation (DEC) Commissioner Joe Martens and State Department of Health (DOH) Acting Commissioner Howard Zucker, M.D., J.D., issued an Air Quality Health Advisory for the New York City Metro and Long Island regions of … Continue reading

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Countries with the worst air pollution ranked by World Health Organisation

THERE are some countries in the world where the air is so polluted you can forget about coming home with a healthy holiday glow. The World Health Organization (WHO) released its 2014 report into global air pollution with some concerning … Continue reading

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China’s air pollution worsens in July, highest in north

Air pollution across 74 major Chinese cities worsened in July compared to last year, according to government data released on Tuesday, showing that the government is having trouble shaking its smog problem. The 74 cities struggled with pollution on 26.9 … Continue reading

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New Air Quality Index May Help India’s Cities Breathe Easier 

These days in New Delhi, white shirts stay a lot whiter after a long day outside than they did in the late 1990s. Back then, India was in the thick of rapid industrialization, and millions of cars were being introduced … Continue reading

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