Air quality News
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Los Angeles -
Wind-whipped fires continue to rage for a third day in Southern California, including a new blaze in the posh Bel Air area of Los Angeles and Interstate 405, destroying hundreds of homes and forcing the evacuation of tens of thousands of people.
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Two of Google's Street View cars have completed a street-level, air-quality scan of the San Francisco Bay Area, Los Angeles, and California's Central Valley.
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Copenhagen -
A new Danish study has found that a car driver often breathes in a higher level of pollution compared with a cyclist, when traversing the same road. This raises a new concern about air quality and public health.
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Based on a small clinical trial involving people, B vitamins could offer some protection against the impacts of air pollution.
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North Pole -
Santa was probably happy to get away from the North Pole for a short time as he made his toy deliveries at Christmas, if only to get a breath of clean air. During last week's cold snap, North Pole, Alaska had six days in a row where the air was unhealthy.
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Tianjin -
Concentrations of airborne pollutants in Shijiazhuang, the capital of northern Hebei province in China have reached levels 100 times higher than World Health Organization (WHO) guidelines for the third straight day in a row.
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Delhi -
Delhi, India, home to over 17 million people, is among the fastest growing states in the country. But air quality has deteriorated so much that thousands of professionals are leaving the capital, a move that could have dire effects on the economy.
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Air pollution and the technology needed to make accurate forecasts on air quality conditions could become the newest big business opportunity. Two tech companies, IBM and Microsoft, are vying to tap into this fast-growing market.
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Google Street View cars may soon be doing more than snapping photos of a block or neighborhood, it could also be tracking air pollution.
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Los Angeles -
Environmentalists are lauding a decision by a leading government agency to tighten air quality standards in California after discovering that breathing toxic compounds is far more dangerous to children than previously thought.
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San Francisco's already hot, strictly in terms of temperature, of course, but today's 90-degree weather was just the beginning.
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The World Health Organization (WHO) estimates that more than 7 million people died in 2012 due to air pollution. This makes air pollution number-one environmental risk on the planet.
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China's air quality problem may have repercussions outside of Asia. A new study suggests that Chinese pollution is affecting America's West Coast.
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Shanghai -
Shanghai has reached the highest levels of air pollution in the year with PM 2.5 of up to 442, according to official AQI numbers.
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Santiago -
Seven Chilean cities, with a total population of close to seven million people, have accumulated in the first semester of 2013 more than 37 days of dangerous levels of air quality exceeding the daily maximum norm of fine particulate matter (PM2.5).
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Beijing -
Hazardous smog has filled the air over Beijing, China making breathing difficult for everyone in the city. This is causing major health problems and spike in face mask sales.
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London -
A U.K. environmental watchdog is claiming that the government is putting the lives of "tens of thousands" at risk by watering down European Union air quality standards instead of tackling the problem directly.
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Los Angeles -
The US Environmental Protection Agency (EPA) is the target of a lawsuit alleging the government agency missed a May deadline for determining dangerous ozone levels and delivering strict guidelines on smog in the Los Angeles Basin.
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Northern Alberta Bucket Brigades, created with the help of Global Community Monitor, enables residents with air quality concerns to monitor air for health reasons.
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Biloxi -
Staff Sergeant Berry of the 47th Civil Support Team demonstrates the AreaRAE while measuring air quality beach-side in Biloxi, Mississippi. He said, "We measure every 3 to 4 miles from state line to state line, daily. There are -0- readings of concern."
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Los Angeles, a city not exactly renowned for its pristine fresh air, once again finds itself in the spotlight, for the dubious distinction of having the worst air quality in the nation.
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Air quality Image
Urban air quality -- the concentration of PM2.5 -- is of great importance in protecting human health. While there are limited air-quality-monitor-stations in a city, air quality varies by location significantly and is influenced by multiple complex factors, such as traffic flow and land use. Microsoft Research
An image shot in Hebei province, China in June 2015, shows the extent of air pollution problems facing the country. Green Peace Update
U.S. Fish and Wildlife Service/Twitter
U.S. Fish and Wildlife Service/Twitter
Sensors: The next frontier for pollution reduction. © Jacobs School of Engineering / UC San Diego
Maëlle Salmon @ma_salmon
Impacting human health: Vehicle exhaust in our large cities contributes to rising ozone levels. Utah DOT
U.S. Fish and Wildlife Service/Twitter
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