A curious detail also shown by the study is a reduction
in atmospheric pollution from lead during the last few decades, which, as Lozano concludes, «suggests that the global measures taken to reduce lead emissions, such as the use of lead - free gasoline, have helped to reduce the levels of this metal in the atmosphere.»
Not exact matches
There is a current and lively argument
in our own Congress, with California's Senator Boxer leading the charge for a bill to cut our emissions sharply, even as she prepares to fly to Bali and contribute some
atmospheric pollution as she flies.
By the late 1980s it became clear that global
atmospheric pollution causing both the greenhouse effect and the hole
in the ozone layer had become critical threats to life on earth (Henderson - Sellers & Blong 1989).
If you are thinking healthy, think also that if every family
in the world is having their refrigerators on during their vacations, it is lot of energy,
atmospheric pollution and CO2 gases.
Filling
in all these details will make it possible to refine the accuracy of
atmospheric models and help to assess such things as strategies to mitigate specific air
pollution issues, from ozone to particulate matter, or to assess the sources and removal mechanisms of
atmospheric components that affect Earth's climate.
The setting gave scientists the rare opportunity to look at the impact of
pollution on
atmospheric processes
in a largely pre-industrial environment and pinpoint the effects of the particles apart from other factors such as temperature and humidity.
Falchi and colleagues obtained their light
pollution estimates by running the Suomi satellite data through an
atmospheric model that calculates skyglow at zenith (directly overhead)
in a cloud - free sky.
A team of scientists find
in the Laguna de Rio Seco lagoon, at an altitude of 3,020 m., evidence of
atmospheric pollution caused by lead and linked to metallurgical activities from 3,900 years ago (Early Bronze Age).
From the geochemical analyses carried out on the sediments deposited during the past 10,000 years
in the Laguna de Rio Seco lagoon, a remote alpine lake
in Sierra Nevada, at 3,020 m. above sea level, evidence has been found of
atmospheric pollution from lead.
Following on this study, I plan to continue investigating whether gaseous mercury is also a dominant source of
pollution in other remote lands, and the mechanism of plant mercury uptake, which may be the main pathway for
atmospheric mercury deposits to land.
«We found high levels of PCBs
in a region of the world where we wouldn't expect to find them,» says Rosalinda Gioia, an
atmospheric pollution researcher at Lancaster University, UK, and the lead author of the report of the high levels
in Environmental Science & Technology.
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.
In addition, increasing
atmospheric nitrogen
pollution can allow rapidly decomposing vascular plants to outcompete the more recalcitrant Sphagnum (peat moss).
«But this is the one of the first times
atmospheric air
pollution has been taken into account
in determining solar photovoltaic cells» ability to generate electricity.»
Toward that end the agency this month, at its Tropospheric Emission Monitoring Internet Service (TEMIS) conference
in Italy, touted its ability to provide free
atmospheric and environmental data to help nations assess air
pollution problems.
Ming Sung, chief representative
in Asia for the Clean Air Task Force, a Boston - based nonprofit group dedicated to reducing
atmospheric pollution, said that other companies
in China confront the same obstacle.
When
atmospheric scientist Christine Wiedinmyer first went to Ghana
in 2011 to investigate air
pollution produced by burning different materials — from crop stubble to coal used
in stoves — she noticed an unexpected potential source: burning piles of trash.
«It is therefore reasonable to expect that precipitation extremes will continue to intensify,» although how much is still a mystery, largely thanks to an unclear understanding of the
atmospheric impact of how tiny flecks of
pollution in the atmosphere — known as aerosols to scientists and comprising materials ranging from soot to sulfur dioxide.
The 2008 Olympics
in Beijing showed the success of measures to reduce
atmospheric particulate
pollution.
Air pollutant emission inventories are essential
in measuring the impact of
pollution on air quality and the climate, as they are fed into
atmospheric and climate models to make projections for the future.
International trade
in goods and services has a bigger impact on shifting the health burden of air
pollution than
atmospheric flows, a new study finds.
«We show that uptake of
atmospheric NH3 (ammonia) onto surfaces containing TiO2 (titanium dioxide) is not a permanent removal process, as previously thought, but rather a photochemical route for generating reactive oxides of nitrogen that play a role
in air
pollution and are associated with significant health effects,» the authors write.
«Fifty - four percent of that is fertilizer — the Haber - Bosch process; 11 percent is
atmospheric deposition — the plus side of
pollution; 18 percent is
in situ fixation,» or nitrogen - fixing cover crops, like legumes, Sanchez said.
The council is to step up its research into
atmospheric pollution, and says that this could result
in the re-routeing of aircraft to avoid damage to the ozone layer.
Qian pointed to a Proceedings of the National Academy of Sciences report last year on haze, or «
atmospheric brown clouds,»
in South Asia that implicated air
pollution in disrupting the water cycle.
The ARM data will provide more detailed measurements of both aerosols and clouds to assist the research team
in quantifying the impacts of aerosols on precipitation under a variety of
atmospheric and
pollution conditions.
The general consensus is thawing permafrost accelerates
atmospheric warming by emitting methane that is many many times more potent
in warming and most carbon is from man made
pollution.
In the not - too - distant future,
atmospheric pollution has devastated the earth and resources have become scarce.
The $ 200,000 Tyler Prize for 2009, one of the top awards for environmental achievement, will be shared by Richard Alley, who has spent decades probing the planet's ancient ice for climate clues, and Veerabhadran «Ram» Ramanathan, an
atmospheric scientist whose focus has been the substantial influence of sooty
pollution on climate and health
in South Asia.
Such transformational changes
in attitudes would help foster the necessary institutional reforms and technological innovations for providing the energy sources that have negligible effect on global climate,
atmospheric pollution and eco-systems, thus protecting generations yet to be born.
A new study by Stanford University
atmospheric scientist Mark Jacobson has revealed that worsening air
pollution and higher carbon dioxide emissions go hand -
in - hand - the results suggest intensifying global warming will increase the number of smog - related deaths.
On the other hand, weekend effects caused by vehicular traffic practices are well documented
in studies of urban
pollution and
atmospheric chemistry (3 — 11).
Climate change, rising
atmospheric carbon dioxide, excess nutrient inputs, and
pollution in its many forms are fundamentally altering the chemistry of the ocean, often on a global scale and,
in some cases, at rates greatly exceeding those
in the historical and recent geological record.
He was also interested
in controlling environmental damage, but he was mostly thinking about
atmospheric and water
pollution by power plants and strip mining — including effects of acid rain.
However, the team noted that other major changes
in the area — such as an increase
in industrialization and air
pollution in China
in the 1980s — might have played a significant role
in the region's
atmospheric changes and could affect the severe weather.
Climate change may also augment or intensify other stresses on vegetation encountered
in urban environments, including increased
atmospheric pollution, heat island effects, a highly variable water cycle, and frequent exposure to new pests and diseases.
Sections 243.1 - 243.4 of Article 243 of the Code, specifically: rate of the tax due on emissions of certain pollutants into the
atmospheric air, caused by stationary sources of
pollution; rates of the tax due on stationary sources» emissions into the
atmospheric air of pollutants (compounds), which are not listed
in Section 243.1 of this Article and are falling within a certain substance hazard category (except for carbon dioxide), shall be applicable subject to determined approximately safe impact levels of such substances» (compounds») impact on the
atmospheric air of urban settlements; and rates of tax due on emissions of carbon dioxide
MRD: This paper presents a detailed review of
atmospheric pollution observed
in the Hindu Kush — Himalaya (HKH) region and its implications for regional climate.
This video provides a sense of scale for
atmospheric pollution — both
in total emissions and the rate of emission — by showing what the 54 million metric tons of carbon dioxide that New York City added to the atmosphere
in 2010 would look like.
Damage to coral reefs from higher ocean temperatures and ocean acidification caused by higher
atmospheric carbon dioxide levels, as well as damage from
pollution and sedimentation, are threatening these breeding grounds for fish
in tropical and subtropical waters.
These exciting new pieces placed
in - situ across the Museum site - Airbag, Burnout and Diamonds In The Sky - depict micro-climates, pollution and artificially engineered clouds in provocative new contexts, blurring the boundaries between the natural and the man - made and bringing atmospheric science powerfully to lif
in - situ across the Museum site - Airbag, Burnout and Diamonds
In The Sky - depict micro-climates, pollution and artificially engineered clouds in provocative new contexts, blurring the boundaries between the natural and the man - made and bringing atmospheric science powerfully to lif
In The Sky - depict micro-climates,
pollution and artificially engineered clouds
in provocative new contexts, blurring the boundaries between the natural and the man - made and bringing atmospheric science powerfully to lif
in provocative new contexts, blurring the boundaries between the natural and the man - made and bringing
atmospheric science powerfully to life.
How hurricanes develop also depends on how the local atmosphere responds to changes
in local sea surface temperatures, and this
atmospheric response depends critically on the cause of the change.23, 24 For example, the atmosphere responds differently when local sea surface temperatures increase due to a local decrease of particulate
pollution that allows more sunlight through to warm the ocean, versus when sea surface temperatures increase more uniformly around the world due to increased amounts of human - caused heat - trapping gases.25, 26,27,28
This paper is from a symposium held
in 1974 on
atmospheric pollution, and so it may not technically be «peer - reviewed».
In your article you correctly address the grave dangers posed by
atmospheric particulate
pollution, yet you do all you can to divert your readers attention from climate engineering as a major source of
atmospheric particulate
pollution.
To determine the magnitude of European emissions from the lead
pollution levels measured
in the Greenland ice, the team used state - of - the - art
atmospheric transport model simulations.
As Science Digest reported
in 1973, «At this point we do not have the comfortable distance of tens of thousands of years to prepare for the next Ice Age, and that how carefully we monitor our
atmospheric pollution will have direct bearing on the arrival and nature of the weather crisis.»
I find it telling that someone who accuses those who use the word «
pollution» to describe excess
atmospheric CO2 of being «Orwellian» can also describe proposals for what is a form of «user - pays»
in fossil fuel usage as «like listening to Marxist students of the 1960s.»
The
Atmospheric Science Group at Manchester works
in the areas of the microphysics of clouds and aerosol, heterogeneous
atmospheric chemistry, radiative transfer, the deposition, conversion and transport of
atmospheric pollution, thunderstorm electrification,
atmospheric dynamics and remote sensing.
How hurricanes develop also depends on how the local atmosphere responds to changes
in local sea surface temperatures, and this
atmospheric response depends critically on the cause of the change.23, 24 For example, the atmosphere responds differently when local sea surface temperatures increase due to a local decrease of particulate
pollution that allows more sunlight through to warm the ocean, versus when sea surface temperatures increase more uniformly around the world due to increased amounts of human - caused heat - trapping gases.18, 25,26,27 So the link between hurricanes and ocean temperatures is complex.
That is what is happening,
in the real world, and if you GUYS want to ignore
pollution and fuss over
atmospheric physics ad nauseum, go right ahead.