Tag Archives: PM2.5

China pollution: Beijing issues first red smog alert 

Schools in Beijing are to close and outdoor construction to stop after the Chinese capital issued its first “red alert” over smog levels. The red alert is the highest possible, and has not been used in the city before, the … Continue reading

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New Delhi announces car restrictions to fight air pollution

New Delhi is imposing new rules to reduce its notorious traffic jams and fight extreme air pollution that has earned India’s capital the title of the world’s most polluted city. New Delhi is imposing new rules to reduce its notorious … Continue reading

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Where is the world’s most polluted city? 

Outdoor air pollution kills 3.3 million people, mostly in cities, every year. That’s more than HIV, malaria and influenza combined – yet the sparse coverage of official data means many cities are not even monitored Every day, hundreds of millions … Continue reading

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Chinese authorities boost smog alert level in Beijing 

The authorities in the Chinese capital, Beijing, have issued their highest smog warning so far this year. The “orange level” alert declared on Sunday is the second highest possible, requiring factories to cut production. On Sunday, some pollution readings in … Continue reading

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Beijing air pollution at hazardous levels

Air pollution has reached hazardous levels in the Chinese capital, Beijing, with authorities advising citizens to stay indoors. On Saturday, the level of the poisonous, tiny particles of PM2.5 was at 391 micrograms per cubic meter, according to the US … Continue reading

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High humidity worsening air pollution, say experts 

On Thursday morning, humidity levels in the city peaked, hitting 98% in south Mumbai and 80% in the suburbs. Peaked moisture levels have high potential to hold pollutants, say experts. According to the India Meteorological Department, the humidity in south … Continue reading

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For women with diabetes, air pollution has higher heart risks 

Particle pollution like soot is a known health hazard and linked to the risk of heart disease and stroke, but women with diabetes are even more vulnerable than most people, according to a new U.S. study. “There is a convincing … Continue reading

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Delhi November air quality threatened by Punjab farm fires 

In October and November, farmers in Punjab and Haryana burn their fields to cheaply clear paddy stubble, raising PM2.5 levels in neighbouring Delhi Since September 2015, an ecological and public health disaster has been unfolding in Indonesia, as fires burn … Continue reading

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