Sentences with phrase «smog levels in»

(Reuters)-- Beijing recorded a slight drop in smog levels in 2014, the municipal Environmental Protection Agency (EPA) said Sunday, though some pollutants remained at 150 percent above national minimum levels.
Farmers in India are benefitting from technological innovations that can help prevent damaging smog levels in the capital Delhi and other areas.

Not exact matches

On high - smog days in Kraków, Poland, the city's air pollution can reach six times that of safe levels.
More than two of every five Americans reside in counties with unhealthy levels of smog and air pollution, thanks largely to the effect of global warming, health researchers report.
Schneiderman said data shows 1 - in - 3 residents of New York is «breathing dangerous levels of smog pollution» and the EPA's lack of action threatens citizens» health and safety.
In October 2010, as heavy smog hung over Beijing, the U.S. embassy's Twitter feed said its rooftop pollution sensor had detected «crazy bad» levels of hazardous microparticles.
And while ozone high in the atmosphere helps shield Earth from the sun's ultraviolet radiation, at ground level, it mixes with fine particulates to form breath - choking smog.
Although the Environmental Protection Agency (EPA) has reported that air is cleaner today than it was in the 1970s, more than 130 million people in the U.S. still live in places where smog or particle pollution rises to unhealthful levels.
Using a computer model that fused air pollution and atmospheric chemistry data, they estimated what annual average levels of ozone (a key smog ingredient) and fine particulates smaller than 2.5 microns (PM2.5) were in 2010 within 100 - km - by -100-km grid squares across the world.
Hundreds of flights were delayed or cancelled on Friday in China's commercial hub of Shanghai as record levels of air pollution shrouded the city in smog, prompting authorities to issue the highest level of health warning.
Ozone doesn't just live high in Earth's atmosphere; near the ground, it contributes to smog, and ground - level ozone has gradually increased in most places because of industrial pollution from vehicles and fossil - fuel burning.
Published March 1 in the journal Atmospheric Chemistry and Physics, the study looked at the sources of smog, also known as ground - level ozone, across a period ranging from the 1980s to today.
Despite a 50 percent cut in smog - forming chemicals such as nitrogen oxides, commonly known as «NOx,» over the past 25 years, ozone levels measured in rural areas of the west have actually climbed.
Their target is not science so much as a slew of U.S. EPA regulations meant to clean up the nation's coal - fired power plants and reduce the levels of smog in the air.
Ozone levels have increased in the west, as indicated by the red circles, despite a 50 percent reduction in the emission of smog - forming pollutants.
The researchers estimate that cutting those 14 together could avoid between 700,000 and 4.7 million premature deaths (largely from smoky, unhealthy air) and increase crop yields by between 30 million and 135 million metric tons (due to concomitant reductions in ground - level ozone, otherwise known as smog, which forms from fugitive methane and blights crops in Brazil, China, India, the U.S. and elsewhere).
SHANGHAI (Reuters)- Hundreds of flights were delayed or cancelled on Friday in China's commercial hub of Shanghai as record levels of air pollution shrouded the city in smog, prompting authorities to issue the highest level of health warning.
The findings are timely because the Environmental Protection Agency is developing stricter regulations for ground - level ozone, a primary component in photochemical smog.
Beijing, sometimes derided as «Greyjing» or «Beige - jing» by English - speaking residents, suffered its own smog emergency last winter, when the pollution index reached 45 times the recommended level one particularly bad day in January.
Ground - level ozone (a key component of smog) is associated with many health problems, such as diminished lung function, increased hospital admissions and emergency room visits for asthma, and increases in premature deaths.12, 13,14,146
Although air pollution levels are generally higher in large, urban areas like Detroit, its generally safe to run anywhere unless theres a smog alert, says Dr. Roberts.
Smog from Indonesia is a perennial problem in Malaysia and Singapore, but the pollution levels this year have hit record levels.
Even in Kuala Lumpur, where smog levels have so far remained moderate, visibility is now strongly reduced and the smell of thick smoke hangs in the air, correspondents say.
The large works that have occupied him since 1969 are, in brief: Hubris, commissioned for the University of Hawaii at Manoa, one of Smith's most open and regular pieces to date, which consists of a two - section, 9 - by - 9 grid in black concrete, one half thin slabs at ground level, the other half the same grid raised to 3 feet 3 inches by a four - sided pyramidal module; Batcave, a complex environmental interior designed to «mold space and light» rather than material form, at the Osaka World's Fair, a new version of which will be shown soon at the Los Angeles County Museum; a gigantic triangular sculpture inserted into a Californian mountainside; a labyrinthine water garden for a delta; Smog, a huge new horizontal piece made from the dismantled components of Smoke (which was made for the Corcoran's «Scale as Content» show, 1967); Haole Center, a sunken square «pavement» within a square stone sculpture, with a metal ladder leading down below the earth's surface; two related monumental sculptures on platforms (Arch and Dial); and a flat 81 - block grid proposed for downtown Minneapolis.
Is there any convincing evidence or analysis you see that says this is in any way about climate, particular, as distinct from the noted issues with mercury in rice and high smog levels and the like?
Smog in Beijing has recently risen from «hazardous» levels to something closer to «get - the - hell - out - of - town apocalyptic».
According to the Chinese Centre for Disease Control and Prevention, the burning of coal is responsible for 70 percent of the emissions of soot that clouds out the sun in so much of China; 85 percent of sulfur dioxide, which causes acid rain and smog; and 67 percent of nitrogen oxide, a precursor to harmful ground level ozone.
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Meanwhile, a 2007 study by a Stanford University environmental engineer found that increasing ethanol levels in gasoline can lead to more smog.
I'm not saying either of you is right or wrong about sulphate levels in the smog; just that if LA used low sulphur petrol back then they might be lower than you'd expect.
Ground - level ozone (a key component of smog) is associated with many health problems, such as diminished lung function, increased hospital admissions and emergency room visits for asthma, and increases in premature deaths.12, 13,14,146
To know for sure either way about whether or not LA's smog included high levels of suphates, you'd first have to know the typical sulphur levels in Southern Californian octane in the mid-1970s.
More than half of America's population lives in areas with unhealthy levels of smog and soot.
In 2013, Fort Collins and Denver received «F» grades from the American Lung Association for high levels of ground - level ozone, a key element of smog; Colorado Springs received a «C» grade.
In 2030, a million solar roofs (or at least 3,000 MW of solar energy capacity) would help the state avoid 11.8 million pounds of smog - forming nitrogen oxide pollution from power plants annually — a reduction of 9 percent below 2012 power plant emission levels.
But billions in US investment to help India move ahead on ambitious targets for expanding its use of wind and solar power, as well as initiatives to clean up the dangerous levels of soot and smog, are very much on the cards.
(Reuters)-- Severe pollution in Beijing has made the Chinese capital «barely suitable» for living, according to an official Chinese report, as the world's second - largest economy tries to reduce often hazardous levels of smog caused by decades of rapid growth.
According to a new study published in the journal Geophysical Research Letters, ground - level ozone, the main component of smog, damages about 6.7 million tons of India's staple crops, including wheat and rice, in a single [continue reading...]
by Tom Tanton, E&E Legal Director of Science and Technology Assessment As appearing in Fox & Hound To hear certain politicians, interest groups and newspaper columnists describe it recent decisions by the South Coast Air Quality Management District Board will condemn Southlanders to a return to 1970s levels smog with dire consequences to life and -LSB-...]
Higher air pollution levels can compound the effects of excessive heat, and vice versa.20 Some of the heat - related deaths in 2003 may also have been smog - related — including one - quarter to three - fifths of the excess deaths in the Netherlands.6
New maximum levels for nitrogen oxides, a component of smog, and sulfur dioxide, which causes acid rain, are scheduled to take effect in 2012.
Rights - of - way on public lands result in landscape and habitat fragmentation, while coal combustion produces a number of gaseous byproducts, including CO2, nitrogen dioxide, sulfur dioxide, and methane — which exacerbate climate change and are associated with ground - level ozone (smog), air pollution, and acid rain.
Beijing's notorious air pollution has reached beyond hazardous levels in recent years, with the city covered in thick, toxic smog for a good part of the year.
So, noticing the natural experiment in progress — has anyone seen numbers on light levels and primary production under the Asian smog of the last few years?
In addition to methane emissions, natural gas sector operations and infrastructure represent a significant source of CO2; volatile organic compounds (VOCs), which are chemicals that contribute to ground - level ozone and smog; and hazardous air pollutants (HAPs).
Many states in the U.S. will make sure that your vehicle emits smog levels that are low enough to prevent the beautiful skies from being polluted.
A city in Northern China has built what it calls the world's largest air purifier in a bid to reduce smog levels.
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