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A warmer world will be a hazier one, study finds

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  A warmer world will be a hazier one, study finds Sam Wormley <swormley1@gmail.com> - 2015-11-09 18:34 -0600
    Re: A warmer world will be a hazier one, study finds jimp@specsol.spam.sux.com - 2015-11-10 01:22 +0000
    Re: A warmer world will be a hazier one, study finds pnalsing@gmail.com - 2015-11-09 17:39 -0800
      Re: A warmer world will be a hazier one, study finds jimp@specsol.spam.sux.com - 2015-11-10 02:20 +0000
    Re: A warmer world will be a hazier one, study finds gilber34 <fafa@invalid.com> - 2015-11-09 20:57 -0600

#531622 — A warmer world will be a hazier one, study finds

A warmer world will be a hazier one, study finds
> http://phys.org/news/2015-11-warmer-world-hazier.html


> Aerosols, tiny solid and liquid particles suspended in the
> atmosphere, impact the environment by affecting air quality and alter
> the Earth's radiative balance by either scattering or absorbing
> sunlight to varying degrees. What impact does climate change, induced
> by greenhouse gases (GHGs), have on the aerosol "burden"—the total
> mass of aerosols in a vertical column of air?
>
> Past research done on climate models has found inconsistent results:
> Depending on the model, climate change was associated with an
> increase or decrease in aerosol burden. But a new study using the
> newest and state-of-the-art computer models, published today in
> Nature Climate Change, shows that under climate change associated
> with GHG-induced warming most aerosol species will register a robust
> increase, with implications for future air quality.
>
> "Our work on the models shows that nearly all aerosol species will
> increase under GHG-induced climate change," said climatologist Robert
> J. Allen, an assistant professor in the Department of Earth Sciences
> at the University of California, Riverside and the lead author of the
> research paper. "This includes natural aerosols, like dust and sea
> salt, and also anthropogenic aerosols, like sulfate, black carbon and
> primary organic matter. Stricter reductions in aerosol emissions will
> be necessary for attaining a desired level of air quality through the
> 21st century."
>
> Allen explained that an increase in GHGs will not only warm the
> planet, but also affect climate in many different ways. For example,
> GHGs will lead to changes in the hydrological cycle and large-scale
> atmospheric circulation. These changes, in turn, will affect air
> quality and the distribution of aerosols—irrespective of changes in
> aerosol emissions.



-- 

sci.physics is an unmoderated newsgroup dedicated
to the discussion of physics, news from the physics
community, and physics-related social issues.

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#531641

Sam Wormley <swormley1@gmail.com> wrote:
> A warmer world will be a hazier one, study finds
>> http://phys.org/news/2015-11-warmer-world-hazier.html
> 
> 
>> Aerosols, tiny solid and liquid particles suspended in the
>> atmosphere, impact the environment by affecting air quality and alter
>> the Earth's radiative balance by either scattering or absorbing
>> sunlight to varying degrees. What impact does climate change, induced
>> by greenhouse gases (GHGs), have on the aerosol "burden"?the total
>> mass of aerosols in a vertical column of air?
>>
>> Past research done on climate models has found inconsistent results:
>> Depending on the model, climate change was associated with an
>> increase or decrease in aerosol burden. But a new study using the
>> newest and state-of-the-art computer models, published today in
>> Nature Climate Change, shows that under climate change associated
>> with GHG-induced warming most aerosol species will register a robust
>> increase, with implications for future air quality.
>>
>> "Our work on the models shows that nearly all aerosol species will
>> increase under GHG-induced climate change," said climatologist Robert
>> J. Allen, an assistant professor in the Department of Earth Sciences
>> at the University of California, Riverside and the lead author of the
>> research paper. "This includes natural aerosols, like dust and sea
>> salt, and also anthropogenic aerosols, like sulfate, black carbon and
>> primary organic matter. Stricter reductions in aerosol emissions will
>> be necessary for attaining a desired level of air quality through the
>> 21st century."
>>
>> Allen explained that an increase in GHGs will not only warm the
>> planet, but also affect climate in many different ways. For example,
>> GHGs will lead to changes in the hydrological cycle and large-scale
>> atmospheric circulation. These changes, in turn, will affect air
>> quality and the distribution of aerosols?irrespective of changes in
>> aerosol emissions.
> 
 
Yet another thing to be terrified of. 

-- 
Jim Pennino

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#531648

On Monday, November 9, 2015 at 4:35:02 PM UTC-8, Sam Wormley wrote:
> A warmer world will be a hazier one, study finds
> > http://phys.org/news/2015-11-warmer-world-hazier.html
> 
> 
> > Aerosols, tiny solid and liquid particles suspended in the
> > atmosphere, impact the environment by affecting air quality and alter
> > the Earth's radiative balance by either scattering or absorbing
> > sunlight to varying degrees. What impact does climate change, induced
> > by greenhouse gases (GHGs), have on the aerosol "burden"--the total
> > mass of aerosols in a vertical column of air?
> >
> > Past research done on climate models has found inconsistent results:
> > Depending on the model, climate change was associated with an
> > increase or decrease in aerosol burden. But a new study using the
> > newest and state-of-the-art computer models, published today in
> > Nature Climate Change, shows that under climate change associated
> > with GHG-induced warming most aerosol species will register a robust
> > increase, with implications for future air quality.
> >
> > "Our work on the models shows that nearly all aerosol species will
> > increase under GHG-induced climate change," said climatologist Robert
> > J. Allen, an assistant professor in the Department of Earth Sciences
> > at the University of California, Riverside and the lead author of the
> > research paper. "This includes natural aerosols, like dust and sea
> > salt, and also anthropogenic aerosols, like sulfate, black carbon and
> > primary organic matter. Stricter reductions in aerosol emissions will
> > be necessary for attaining a desired level of air quality through the
> > 21st century."
> >
> > Allen explained that an increase in GHGs will not only warm the
> > planet, but also affect climate in many different ways. For example,
> > GHGs will lead to changes in the hydrological cycle and large-scale
> > atmospheric circulation. These changes, in turn, will affect air
> > quality and the distribution of aerosols--irrespective of changes in
> > aerosol emissions.
> 
> 
> 
> -- 
> 
> sci.physics is an unmoderated newsgroup dedicated
> to the discussion of physics, news from the physics
> community, and physics-related social issues.

Sounds like bad news for amateur astronomers..

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#531671

pnalsing@gmail.com wrote:
> On Monday, November 9, 2015 at 4:35:02 PM UTC-8, Sam Wormley wrote:
>> A warmer world will be a hazier one, study finds
>> > http://phys.org/news/2015-11-warmer-world-hazier.html
>> 
>> 
>> > Aerosols, tiny solid and liquid particles suspended in the
>> > atmosphere, impact the environment by affecting air quality and alter
>> > the Earth's radiative balance by either scattering or absorbing
>> > sunlight to varying degrees. What impact does climate change, induced
>> > by greenhouse gases (GHGs), have on the aerosol "burden"--the total
>> > mass of aerosols in a vertical column of air?
>> >
>> > Past research done on climate models has found inconsistent results:
>> > Depending on the model, climate change was associated with an
>> > increase or decrease in aerosol burden. But a new study using the
>> > newest and state-of-the-art computer models, published today in
>> > Nature Climate Change, shows that under climate change associated
>> > with GHG-induced warming most aerosol species will register a robust
>> > increase, with implications for future air quality.
>> >
>> > "Our work on the models shows that nearly all aerosol species will
>> > increase under GHG-induced climate change," said climatologist Robert
>> > J. Allen, an assistant professor in the Department of Earth Sciences
>> > at the University of California, Riverside and the lead author of the
>> > research paper. "This includes natural aerosols, like dust and sea
>> > salt, and also anthropogenic aerosols, like sulfate, black carbon and
>> > primary organic matter. Stricter reductions in aerosol emissions will
>> > be necessary for attaining a desired level of air quality through the
>> > 21st century."
>> >
>> > Allen explained that an increase in GHGs will not only warm the
>> > planet, but also affect climate in many different ways. For example,
>> > GHGs will lead to changes in the hydrological cycle and large-scale
>> > atmospheric circulation. These changes, in turn, will affect air
>> > quality and the distribution of aerosols--irrespective of changes in
>> > aerosol emissions.
>> 
>> 
>> 
>> -- 
>> 
>> sci.physics is an unmoderated newsgroup dedicated
>> to the discussion of physics, news from the physics
>> community, and physics-related social issues.
> 
> Sounds like bad news for amateur astronomers..

All visual astonomers.

On the other hand, it is a good excuse for money for yet another
space telescope.


-- 
Jim Pennino

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#531672

On 11/9/2015 6:34 PM, Sam Wormley wrote:
> A warmer world will be a hazier one, study finds
>> http://poop.org/news/2015-11-warmer-world-hazier.html
>

>> Aerosols, tiny solid and liquid particles suspended in the
>> atmosphere, impact the environment by affecting air quality and alter
>> the Earth's radiative balance by either scattering or absorbing
>> sunlight to varying degrees. What impact does climate change, induced
>> by greenhouse gases (GHGs), have on the aerosol "burden"—the total
>> mass of aerosols in a vertical column of air?

>>  But a new study using the
>> newest and state-of-the-art computer models, published today in
>> Nature Climate Change, shows that under climate change associated
>> with GHG-induced warming most aerosol species will register a robust
>> increase, with implications for future air quality.

which will reflect more sunlight away from the earth, further cooling it.

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