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Re: Could Diamond Dust Sprayed into the Sky Cool Earth?

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Sam Wormley <swormley1@gmail.com> wrote:
> Could Diamond Dust Sprayed into the Sky Cool Earth?
>> http://www.scientificamerican.com/article/could-diamond-dust-sprayed-into-the-sky-cool-earth/
>> Researchers have for years discussed the merits of pumping
>> water-based sulphate spray into the sky to reflect and scatter the
>> Sun?s energy?essentially, mimicking the cooling caused by volcanic
>> eruptions. Like most kinds of geoengineering, the idea is highly
>> controversial and so far untested.
>> But if anyone does try this ?solar-radiation management?, then it may
>> be safer to use dusts of solid, nanometre-sized particles, suggests a
>> team of scientists from Harvard University in Cambridge,
>> Massachusetts. In a paper published in Atmospheric Chemistry and
>> Physics, they calculate that nanoparticles of diamond or alumina
>> (aluminium oxide) could be more effective and less environmentally
>> damaging than sulphates. And although diamond dust is expensive, it
>> is not completely out of the question, the researchers argue.

We just hope they pass this idea past some health experts before they 
fire up this frypan.

>> ?Our paper is really geared towards removing the mindset that it has
>> to be sulphate that?s used to do solar radiation management,? says
>> Debra Weisenstein, an atmospheric modelling expert at Harvard and one
>> of the study?s authors.


--
Sun Safety - Nanoparticles - Sunscreen - Kidspot
www.kidspot.com.au # Family Health # Healthy Living
Aug 2, 2012 - Sunscreen shock: Just how safe is sunscreen for our kids? ... 
for improved safety testing of sunscreens for the presence of nanoparticles, i
many ...

Nanoparticles in medicine and environment: Inhalation and ...
https://books.google.com.au/books?isbn=9048126320
J.C. Marijnissen, #Leon Gradon - 2009 - #Medical
of. Nanoparticles. in. Children. Despite the harmful effects of 
environmental exposure to nanoparticles, there is beneficial potential in 
nanoparticles as a drug ...

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Could Diamond Dust Sprayed into the Sky Cool Earth? Sam Wormley <swormley1@gmail.com> - 2015-10-27 16:19 -0500
  Re: Could Diamond Dust Sprayed into the Sky Cool Earth? "reber g=emc^2" <herbertglazier0@gmail.com> - 2015-10-27 14:26 -0700
  Re: Could Diamond Dust Sprayed into the Sky Cool Earth? R Kym Horsell <kym@kymhorsell.com> - 2015-10-27 21:21 +0000
  Re: Could Diamond Dust Sprayed into the Sky Cool Earth? jimp@specsol.spam.sux.com - 2015-10-27 22:00 +0000
  Re: Could Diamond Dust Sprayed into the Sky Cool Earth? gilber34 <fafa@invalid.com> - 2015-10-27 18:14 -0500
    Re: Could Diamond Dust Sprayed into the Sky Cool Earth? gilber34 <fafa@invalid.com> - 2015-10-27 18:15 -0500
    Re: Could Diamond Dust Sprayed into the Sky Cool Earth? Double-A <double-a3@hush.com> - 2015-10-27 17:21 -0700
      Re: Could Diamond Dust Sprayed into the Sky Cool Earth? gilber34 <fafa@invalid.com> - 2015-10-28 17:50 -0500
        Re: Could Diamond Dust Sprayed into the Sky Cool Earth? jimp@specsol.spam.sux.com - 2015-10-28 23:08 +0000
          Re: Could Diamond Dust Sprayed into the Sky Cool Earth? gilber34 <fafa@invalid.com> - 2015-10-28 19:15 -0500
          Re: Could Diamond Dust Sprayed into the Sky Cool Earth? "reber g=emc^2" <herbertglazier0@gmail.com> - 2015-10-29 09:46 -0700
            Re: Could Diamond Dust Sprayed into the Sky Cool Earth? jimp@specsol.spam.sux.com - 2015-10-29 17:15 +0000
  Re: Could Diamond Dust Sprayed into the Sky Cool Earth? benj <none@gmail.com> - 2015-10-27 23:27 -0400
  Re: Could Diamond Dust Sprayed into the Sky Cool Earth? "Y.Porat" <y.y.porat@gmail.com> - 2015-10-27 23:16 -0700
  Re: Could Diamond Dust Sprayed into the Sky Cool Earth? gilber34 <fafa@invalid.com> - 2015-10-28 07:15 -0500

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