http://science.discovery.com/tv-schedules/series.html?paid=48.15715.2.33688.4
In case you miss the Discovery Channel telecast of the Project Earth
Geoengineering series, the programs will also run throughout September on the
Science Channel.
to several billion dollars.
The cost, however, is not the issue. It is the effectiveness and the impacts,
both of which have yet to be determined.
- Original Message -
From: John Nissen
To: Alvia Gaskill
Cc: geoengineering ; [EMAIL PROTECTED] ; [EMAIL PROTECTED]
Sent: Thursday
that the right size particles
can be produced in the quantities required. The acidity of sulfate aerosol is
a non problem in my opinion.
- Original Message -
From: Albert Kallio
To: Alvia Gaskill ; [EMAIL PROTECTED]
Cc: geoengineering ; [EMAIL PROTECTED]
Sent: Friday, September 05, 2008
http://blog-reporter.blogspot.com/2008/09/us-government-mad-scientists-geo.html
Just a short note to congratulate John Gorman for being named an official
member of the conspiracy.
- Original Message -
From: John Gorman
To: [EMAIL PROTECTED] ; [EMAIL PROTECTED] ; [EMAIL PROTECTED]
http://blogs.nature.com/climatefeedback/2008/09/geoengineering_hits_royal_soci.html
Geoengineering: preparing for the worst
After decades on the fringe, geoengineering proposals have almost become
mainstream in the last couple of years. Philosophical Transactions of the Royal
Society A now has
policy implies the
house is not already on fire. Geoengineering would best be used as a
preventative, not remedial measure.
Posted by: Alvia Gaskill, Durham, NC — 05 September 2008 8:22 pm
--~--~-~--~~~---~--~~
You received this message because you are subscribed
http://strangeplankton.blogspot.com/2008/09/ocean-iron-fertilisation.html
Monday, 8 September 2008
Ocean iron fertilisation
We had a seminar today from Margaret Leinen, the chief scientific officer of
Climos, a private organisation interested in technology for removing CO2 from
the atmosphere,
http://www.spaceref.com/news/viewpr.html?pid=26383
Space-Based Solar Power Breakthrough to Be Announced
PRESS RELEASE
Date Released: Tuesday, September 9, 2008
Source: National Space Society - Comments
First-of-a-Kind Long-Distance Demonstration of Solar-Powered Wireless
something
fifty miles offshore presumably can.
On Sep 11, 12:10 pm, Alvia Gaskill [EMAIL PROTECTED] wrote:
A hurricane or even a strong extratropical system takes down parts of
Google. Remember the floating casinos in Mississippi that Katrina beached?
The rebuilt ones are all on land
http://environmentalresearchweb.org/cws/article/research/35809
Sep 16, 2008
Dirty rain: clearing up the mystery
The effect of aerosols in the atmosphere on rainfall has been the subject of
much dispute, with some studies finding that higher aerosol concentrations
increase precipitation and
http://cmsdata.iucn.org/downloads/2008_congress_media_advisory.pdf
IUCN World Conservation Congress, Barcelona October 9. Geoengineering in the
Oceans: a climate change solution or an unacceptable threat to biodiversity?
IUCN Press Briefing.
http://www.nanotech-now.com/columns/?article=237
Mike Treder
Center for Responsible Nanotechnology
Abstract:
Given the accumulating effects of global warming and the increasing potential
for disastrous climate change, some form of geoengineering likely will be
attempted within
I'm thinking maybe we should commission Barry McGuire to compose the official
geoengineering song:
The Laptev Sea, it is exploding
Permafrost meltn’, clathrates eroding’
Geoengineering is not part of the November votin'
You don't believe in sulfate aerosols or Latham/Salter's boatin'
The Arctic
I wouldn't be rushing out to buy balloons and confetti just yet (I have a
better use for balloons anyway as you know). As noted on his website
www.ucalgary.ca/~keith/AirCapture.html, the energy costs of solution
regeneration and compression were not included in the $96/ton CO2 estimate
, the goal is to trap more heat in the atmosphere and
even with all the rain that it would supposedly produce, the overall climate
would get warmer as a result.
- Original Message -
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Tuesday, September 30, 2008 12:42 PM
, it has to be gloves off.
- Original Message -
From: Mike MacCracken [EMAIL PROTECTED]
To: Alvia Gaskill [EMAIL PROTECTED]; David Schnare
[EMAIL PROTECTED]
Cc: Geoengineering Geoengineering@googlegroups.com
Sent: Tuesday, September 30, 2008 5:37 PM
Subject: [geo] Re: Engineering ambient CO2
http://www.cnn.com/2008/TECH/science/10/02/700bn.climate/
So what would happen if governments ignored the un-capitalist cries for mercy
spilling out from Wall Street and put the money towards climate change instead?
What would $700 billion buy?
Let us start at the margins of common sense. You
http://environmentalresearchweb.org/cws/article/futures/36124
Oct 3, 2008
Geoengineering: a real solution to the climate change problem?
It may be possible to partially counteract the global warming associated with
greenhouse gas emissions using rudimentary climate engineering techniques. So
?
Cheers from Chiswick,
John
On Oct 2, 11:56 pm, Alvia Gaskill [EMAIL PROTECTED] wrote:
http://www.cnn.com/2008/TECH/science/10/02/700bn.climate/
So what would happen if governments ignored the un-capitalist cries for
mercy spilling out from Wall Street and put the money towards climate
http://news.bbc.co.uk/2/hi/science/nature/7654721.stm
Wildlife conservation: Congress diary
More than 8,000 conservationists and policy makers are in Barcelona,
Spain, for the IUCN World Conservation Congress.
Held once every four years, the gathering is viewed as a
Alvia Gaskill [EMAIL PROTECTED]:
http://www.cyprus-mail.com/news/main.php?id=41867cat_id=9
Extraordinary ideas for extraordinary circumstances
By Elias Hazou
A NOBEL Prize-winning scientist has drawn up an emergency plan to
save the world from global warming, by altering the chemical makeup
http://climateboy.blogspot.com/2008/10/geoengineering-teaser.html
A geoengineering teaser
So, just read the News and Views piece in Nature Geoscience (Vol.1, (644),
2008; doi:10.1038/ngeo326) called Climate change: Cool spray by Heike
Langenberg. I can't spend the time to really get into it,
I tried sending this with the report attached, but at APX 7MB, it exceeds what
the leader in ICT in 2008 can handle for its Groups.
http://www.forumforthefuture.org/files/Climate%20Futures_WEB.pdf
The people at Forum for the Future and HP have been staying up late recently,
watching the
Brighter World: Part 3
The salt flare testing continues. To monitor the formation of potential CCN
from the flares, Basil and the monitoring airplane will fly through the
dispersal area at several altitudes and use the laser particle counter to
measure the particles. If large numbers of
http://www.sciamdigital.com/index.cfm?fa=Products.ViewIssuePreviewARTICLEID_CHAR=019E7C55-3048-8A5E-1011A0D1BA3D424B
SciAm Perspectives: Overshadowing Difficulties; November 2008; Scientific
American Magazine; by The Editors; 1 Page(s)
Earth is absorbing too much solar energy and heating up.
I would expect the answer to be zero.
- Original Message -
From: Oliver Wingenter [EMAIL PROTECTED]
To: geoengineering geoengineering@googlegroups.com
Sent: Thursday, October 16, 2008 3:22 PM
Subject: [geo] OIF news from [EMAIL PROTECTED]
FYi
Dear colleagues,
Thanks to Group member and chief protector of Greenland, John Nissen for the
link.
http://www.heartland.org:80/NewYork08/newyork2008-video.html
IPCC Vice Chair (and Google Geoengineering Group member) Yuri Izrael tells the
Heartland Boys that Future Climate is No Reason for Alarm, in this 28+
http://www.heartland.org/NewYork08/newyork2008-video.html
Group member Dave Schnare provides the Heartland Conference an overview of
geoengineering approaches to climate change in this 24-min video filmed March
4, 2008 titled Climate Change and the Uncomfortable Middle Ground: The
http://press.princeton.edu/chapters/s8719.html
PROLOGUE
Global Warming in Geologic Time
Global warming could be one of humankind’s longest lasting legacies. The
climatic impacts of releasing fossil fuel CO2 to the atmosphere will last
longer than Stonehenge. Longer than time capsules,
http://www.canadianconsultingengineer.com/issues/ISarticle.asp?id=91030
Canadian Consulting Engineer, 10/20/2008
MIT professor bombards engineers with evidence of climate change
At the Ontario Society of
http://www.cooltheearth.us/toc.php
pp. 166-170. The discussion of OIF and aerosols is laughably inaccurate and
there are no references.
Table of Contents
Chapter 8: Other Solutions Have Problems
Expansion of Nuclear Power
Biofuels
Algae as a Fuel
Hydropower
Carbon
http://www.uri.edu/news/releases/?id=4638
Professors to discuss 'Astonishing Solutions' to curb global warming, Oct. 28
Media Contact: Todd McLeish, 401-874-2116
KINGSTON, R.I. -- October 21, 2008 -- University of Rhode Island professors
Arthur Spivack and James Opaluch will use video clips
Looks like the deadline to submit papers has passed and I don't remember if
this was announced to the group previously.
http://www.cosis.net/members/meetings/skeleton/session_information.php?p_id=356s_id=6667PHPSESSID=b
EGU General Assembly 2009
Geoengineering schemes are being proposed with
Investigative reporter Joe Romm intends to get to the bottom of this
geoengineering BS. So all you would be fraudsters, you have been warned.
http://climateprogress.org/2008/10/22/an-introduction-to-the-core-climate-solutions/
An introduction to the core climate solutions
Many people have asked
anything.
posted at 06:18 PM by Glenn Reynolds
- Original Message -
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Thursday, October 23, 2008 3:59 PM
Subject: [geo] Exposing Geoengineering Hoaxes
Investigative reporter Joe Romm intends to get to the bottom
-
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Thursday, October 23, 2008 3:59 PM
Subject: [geo] Exposing Geoengineering Hoaxes
Investigative reporter Joe Romm intends to get to the bottom of this
geoengineering BS. So all you would be fraudsters, you have been warned
In the online supplementary information for the recent Frontline report HEAT,
Group member Rafe Pomerance comments on the upsurge in interest in
geoengineering in his response to the question:
Will the world be able to act in time and dramatically cut the carbon emissions
responsible for
on such a
huge scale is a frightening concept, and it could push people to take action.
Journal reference: Nature Geoscience, DOI: 10.1038/ngeo348
al Message -
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Monday, October 27, 2008 9:59 AM
Subject: Ranking Scheme
http://uk.reuters.com/article/reutersEdge/idUKLNE49Q06620081027
Can smoke and mirrors ease global warming?
Mon Oct 27, 2008 11:49am GMT
By Alister Doyle, Environment Correspondent
OSLO (Reuters) - Backers of extreme technologies to curb global warming
advocate dumping iron dust
The slow, low level releases described here are not a threat to the climate.
Massive releases from decomposing gas hydrates would not be as easily absorbed
and oxidized. That is the problem that Dyer and others are concerned about.
http://www.thewhig.com/ArticleDisplay.aspx?e=1266675
Oh yeah, and he hates OIF and Ocean Nourishment's idea too.
http://www.spectrum.ieee.org/oct08/6939
QA With: Ecologist and Geoengineering Expert Philip Boyd [He's a
geoengineering expert boys and girls, so listen up. AG]
By Monica Heger
A number of geoengineering schemes have been
The second post that didn't make it the first time.
- Original Message -
From: Alvia Gaskill [EMAIL PROTECTED]
To: [EMAIL PROTECTED]; geoengineering@googlegroups.com
Sent: Monday, October 27, 2008 5:42 PM
Subject: Re: [geo] New paper on acid deposition submitted
I failed to include
http://media.www.ramcigar.com/media/storage/paper366/news/2008/10/29/Campus/Colloquium.Explores.Uri.Global.Warming.Engineering.Projects-3512600.shtml
Colloquium explores URI global warming engineering projects
By: Tyler Will
Posted: 10/29/08
10/29/08 - In a couple of decades, if you see a giant
http://www.climatechange.ca.gov/events/2008_conference/presentations/2008-09-09/Greg_Rau.pdf
New group member Greg Rau proposes to use enhanced silicate rock weathering to
remove CO2 from coal fired power plant flue gas and dissolve it in the ocean as
bicarbonate for between $3 and 29/tonne CO2
Group member John Shepherd heads the study. Eli Kintisch from Science magazine
asked me recently about this and I thought he was referring to the recent Royal
Society journal special issue. Apparently not.
http://royalsociety.org/news.asp?id=8085
Latest press releases
Royal Society launches
dioxide and releasing DUST at high altitude or making CLOUDS
whiter to reflect more sunlight.
The Society’s Prof John Shepherd said: “We need to see if any could help us
avoid the most dangerous changes to climate.”
- Original Message -
From: Alvia Gaskill
To: geoengineering
into the atmosphere is now more urgent than ever.
The working group's report is expected to be published next year.
- Original Message -
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Wednesday, October 29, 2008 5:17 PM
Subject: Geoengineering to Get
http://oxrep.oxfordjournals.org/cgi/content/abstract/24/2/322
Oxford Review of Economic Policy 2008 24(2):322-336; doi:10.1093/oxrep/grn018
© The Author 2008. Published by Oxford University Press. For permissions please
e-mail: [EMAIL PROTECTED]
On the regulation of geoengineering
http://www.politico.com/news/stories/1008/15142.html
The aptly named Politico is out with its predictions for Obama's cabinet and
other key staff. Of relevance or not to the geoengineering world are the
following:
Ambassador at large on climate change: former Vice President Al Gore [I think
at Bristol University UK
Can anyone help:?
John Gorman
- Original Message -
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Tuesday, October 21, 2008 9:19 PM
Subject: [geo] Online Geoengineering Seminar Series
http://www.southampton.ac.uk
News story about the peridotite rock.
http://news.yahoo.com/s/nm/20081107/sc_nm/us_climate_rocks
Scientists say peridotite rock can soak up CO2
By Timothy Gardner Timothy Gardner Fri Nov 7, 5:16 am ET
NEW YORK (Reuters) - A rock found mostly in Oman can be harnessed to soak up
the main
Joining such notables as hypermiling (no longer necessary at $2.28/gal), toxic
debt and hockey mom.
http://blog.oup.com/2008/11/hypermiling/
Oxford Word of the Year 2008: Hypermiling
Filed in A-Editor's Picks , A-Featured , Current Events , Dictionaries ,
Lexicography , Reference on November
Ken Caldeira on his way to
testify on geoengineering.
- Original Message -
From: John Latham [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]; geoengineering
geoengineering@googlegroups.com
Sent: Wednesday, November 12, 2008 12:18 PM
Subject: [geo] Re: Parliament next
So should we close the Group down now or wait for word from Dr. Dan and Vicky?
http://www.eurekamagazine.co.uk/article/15928/No-rush-to-engineer-world-climate.aspx
No rush to engineer world climate 13/11/2008
A just held evidence session for the House of Commons showed
What I have been saying now for several years. Treating the diabetes is a lot
easier than the heart attack. Of course, some of the damage is cumulative and
irreversible. Using the fire extinguisher analogy, it would take at least a
year to inject enough precursor into the Arctic lowermost
-
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Saturday, November 08, 2008 9:45 PM
Subject: [geo] Re: News from the Future
I've started reading these and will comment on them in the order in which
they appear. Is it just me or is there suddenly a spate
Message -
From: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Tuesday, November 18, 2008 10:59 AM
Subject: [geo] Harrumph, Harrumph, UK Ministers Wish Geo to the Dump
http://wildspirit.me.uk/?p=4229
Britain talks down geoengineering as a solution to climate change
http://www.youtube.com/watch?v=_3AbVLffMiw
Ship track cloud video.
http://www.youtube.com/watch?v=fR5kHtzlf1E
Ocean Productivity-Iron Fertilization
Oceanographer Sean Chamberlin gives a 5 min. overview of OIF. He and Tommy
Dickey are the authors of Exploring the World Ocean, an introductory
Kevin Whilden brought up this unsettling comparison several weeks ago.
Substitute burning of fossil fuels for the release of CO2 from the Siberian
traps by vulcanism and the same outcomes seem possible.
http://abcnews.go.com/Technology/GlobalWarming/Story?id=6310171page=1
Today's Unsettling
Hey, what happened to the acid rain? I guess it wouldn't be Debbie Downerish
to mention that this problem has largely been determined to be irrelevant.
http://www.ametsoc.org/atmospolicy/EnvironmentalScienceSeminarSeries.html
American Meteorological Society's Environmental Science Seminar
: [geo] Re: delivering aerosols
Please don't make personal digs just because I suggested an idea that
may not work.
Why is a nuclear bomb worse than a volcano anyway?
And what about artillery as a method?
2008/12/8 Alvia Gaskill [EMAIL PROTECTED]:
The only people seriously considering using
. But this is definitely an issue. Stratospheric sun
shading will interfere with solar home design which is trying to limit
fossil fuel use. The question is how much?
Sincerely,
Oliver Wingenter
On Dec 11, 1:32 pm, Alvia Gaskill agask...@nc.rr.com wrote:
The only impact on passive heating systems
How would you incentivize investment in geoengineering?
http://www.scoop.co.nz/stories/BU0812/S00286.htm
Coalition Warns Governments Against Emissions Cap
Friday, 12 December 2008, 3:33 pm
Press Release: New Zealand Business Roundtable
EMBARGOED UNTIL 1:00PM FRIDAY 12
In addition to the other concerns already noted, the white polystyrene
wouldn't stay white for long and the ocean surface that would have to be
covered to have a significant impact is impractically large. There is no
oily or non oily liquid that could be used for this purpose either.
-
http://www.ametsoc.org/atmospolicy/EnvironmentalScienceSeminarSeries.html
itpc://esss.ametsoc.net/podcast.xml
There is now an audio version of Alan Robock's AMS/Congressional briefing. I
haven't listened to it yet and will be out of the office most of the rest of
the day, so I won't get to do
http://www.alertnet.org/thenews/newsdesk/SP39844.htm
RPT-FEATURE-Scientists urge caution in ocean-CO2 capture schemes 15 Dec 2008
13:04:25 GMT
Source: Reuters
(Repeats story that moved at GMT)
By David Fogarty, Climate Change Correspondent, Asia
SINGAPORE, Dec 15 (Reuters) - To some
If he really said no till agriculture, then that's not geoengineering and
afforestation without identifying which forests and where is also not a good
idea. The comments below are from the blogger and not me. I also notice that
the link to geoengineering is to the recently revised Wikipedia
Ken Caldeira
Caldeira, of Stanford University, has been investigating geoengineering claims
for years. This year he was brought in by the British government to talk about
ways in which we could geoengineer the climate to save us from global warming.
If we don't get greenhouse gas emissions
of Engineering and Electronics
University of Edinburgh
Mayfield Road
Edinburgh EH9 3JL
Scotland
tel +44 131 650 5704
fax +44 131 650 5702
Mobile 07795 203 195
s.sal...@ed.ac.uk
http://www.see.ed.ac.uk/~shs
Alvia Gaskill wrote:
I
Andrew, I don't know what the current results show or how many people voted,
but there is something inconsistent about the responses to 3 and 4. If one
doesn't know if geo should ever be considered a viable option (20%
responding so to #3), then how can 100% say they agree a geo plan should
Tom Wigley's plan to use stratospheric aerosols and gradually phase them out is
covered in the State of the Planet from Science Magazine. A more pragmatic and
realistic view of how they might be used than the max it out forever one that
critics and modelers take.
NAS-92 considered burning of high sulfur coal on islands in the ocean or
sulfur alone on ships to increase CCN (cloud condensation nuclei) of low
level marine stratocumulus clouds by 30% and the overall cloudiness
(brightness) by 4%, arriving at a figure of 6Mt S/yr to balance a doubling
of
Discovery Project Earth, all episodes re-airing today on the Science Channel
right now. In case you forgot, an 8-part series examining 7 different
geoengineering technologies.
--~--~-~--~~~---~--~~
You received this message because you are subscribed to the
No grinch, no football. Just geoengineering.
http://www.youtube.com/watch?v=os6lMICqECs
World Needs Climate Emergency Backup Plan, Says Expert
In submitted testimony to the British Parliament, climate scientist Ken
Caldeira of the Carnegie Institution said that while steep cuts in carbon
Salter proposing a month or
longer sea voyage to study impacts on cloud brightness similar to one just
completed on marine stratocumulus clouds, but was unaware it had gone further
than the concept stage.
- Original Message -
From: Alvia Gaskill
To: geoengineering
In order to get a foot in the door you will have to make CROPs a lot cheaper
before they make the price of carbon a lot more expensive or price it
according to some sort of sequestration time schedule. Thus, looking at ways
to carry out this scheme as cheaply as possible should be considered
Of course, we cannot say today what kind of technology will be available over
the next 1000 years that could reverse the irreversible changes described in
the paper. However, this does illustrate that stopping further irreversible
change is of paramount importance. And the only way to do this
electricity that otherwise would be generated using coal or natural gas.
- Original Message -
From: Andrew Lockley andrew.lock...@gmail.com
To: Alvia Gaskill agask...@nc.rr.com
Cc: David Schnare dwschn...@gmail.com; ds...@yahoo.com;
geoengineering geoengineering@googlegroups.com
Sent
The real problem is not with the carbon dioxide emissions from the fuel. It's
with how much fuel has to be used and its cost. That is the argument for
starting with residue as close to deep water as possible, e.g. as previously
mentioned, eastern Japan and the Bay of Biscay off the west coast
100 years may be enough if technological advances allow us to remove
atmospheric CO2. Remember also that if it is 100 years for complete
oxidation of the biomass, that would be 2109 for crop residue sequestered
today and 2150 for crop residue sequestered in 2050. Just as we would only
be
You think drowning is a less emotional term than dumping? How about the
tried and true vanilla mitigation term carbon sequestration? The tree
disposal idea is an old one, dating back to the 80's. It may have
originated with Wallace Broecker. I don't remember. Whatever you decide to
call
I've done a quick reading of your paper, which draws heavily upon ideas from
me and several others. Here are some comments that bear consideration.
1. Figure 1 and related text. Launching aircraft from 10,000 ft might save
some fuel, but the aircraft ceilings are based on lift and thrust
http://www.boulder.swri.edu/LCANS/LCANS_Talks/Talk15/MikeSmithLCANSBoulder/Mike%20Smith%20LCANS.ppt
This a powerpoint presentation covering some of the basics of stratospheric
balloon launches. They have even been launched from ships! The cost of
hydrogen is not at issue as it currently runs
be in
the balloon envelope itself. However, it might or might not be worthwhile to
recover the balloon fragments. Tracking the balloons may also be necessary.
Your response and further participation would be welcomed. I will post your
response to the group.
Thanks for your time,
Alvia Gaskill
No it won't. Both gases would simply be diluted by ambient air. This is what
happens when railroad tank cars break open. Some of the Mt. Laki SO2 made its
way into the stratosphere from the surface, but that was because the quantities
were so large. The way volcanos inject gases and water
The descending aerosol will have no impact on ocean pH. The quantities are
too low and the surface ocean is well buffered with respect to sulfate. And
as I've noted before here, by slowing or stopping release of CO2 and methane
from permafrost by cooling the atmosphere, the aerosols would
.
A
2009/3/22 Alvia Gaskill agask...@nc.rr.com
No it won't. Both gases would simply be diluted by ambient air. This is
what happens when railroad tank cars break open. Some of the Mt. Laki SO2 made
its way into the stratosphere from the surface, but that was because the
quantities were so
- Original Message -
From: Mike Smith
To: Alvia Gaskill
Cc: geoengineering@googlegroups.com ; Loren Seely ; seelylo...@gmail.com
Sent: Monday, March 23, 2009 11:27 AM
Subject: RE: Cost of Stratospheric Balloon Launches
Dear Alvia,
We will review your concept and get back to you
How do you like my big globe??? Greene is also trying to arrange a panel
discussion to follow the film.
- Original Message -
From: Robert Greene
To: Robert Greene
Sent: Monday, March 23, 2009 10:41 AM
Subject: Owning the Weather Premiere + trailer now online!
Hello everyone,
1. Most of the H2S during the Permian Extinction event was in the troposphere,
not the stratosphere and came from bacteria in the oceans. H2S anoxia is also
only one of several candidates for the PT extinction.
http://en.wikipedia.org/wiki/Permian_extinction#Causes_of_extinction_event
2. If
I think the risk to ozone depletion from H2 is, to pardon the expression,
overblown. In fact, since the H2 will eventually convert to H2O, it may help
in forming the aerosol, since the stratosphere is very dry, around 5ppmv water
all the way to the stratopause.
The more moving parts added
Alvia Gaskill wrote:
I think the risk to ozone depletion from H2 is, to pardon the
expression, overblown. In fact, since the H2 will eventually convert
to H2O, it may help in forming the aerosol, since the stratosphere is
very dry, around 5ppmv water all the way to the stratopause
Insufficient altitude. The tropopause in this case is 53,000 ft and the
desired float or release range is 70,000-90,000 ft.
- Original Message -
From: Renaud-KdeR ecologi...@gmail.com
To: geoengineering geoengineering@googlegroups.com
Cc: denis.bonne...@normalesup.org;
: Alvia Gaskill
To: geoengineering@googlegroups.com
Sent: Thursday, April 02, 2009 2:38 AM
Subject: Hot Planet
The promo for this shows Lackner and others describing the artificial trees.
Somewhat misleading in that it suggests they are already being used. Airs
Sunday on the Science
the president on such decisions, said he hopes Obama will
pick a new NASA boss soon.
___
- Original Message -
From: Alvia Gaskill
To: ke...@ucalgary.ca ; dwschn...@gmail.com
Cc: kelly.wan...@gmail.com ; geoengineering
Sent: Thursday, April 09, 2009 4:46 AM
Subject: Re: [geo] Re
in general, or whether it just
looks that way in a short clip.
On Apr 9, 4:46 am, Alvia Gaskill agask...@nc.rr.com wrote:
http://cosmos.bcst.yahoo.com/up/ynews;_ylt=AgWN.UaI3bpVBdthMQx.sxJdRJ...
Here is part of the actual video of the interview with Holdren by Seth
Borenstein. In it, he refers
-
From: geoengineering@googlegroups.com
[mailto:geoengineer...@googlegroups.com] On Behalf Of Alvia Gaskill
Sent: Thursday, April 09, 2009 2:39 PM
To: rob...@envsci.rutgers.edu; geoengineering@googlegroups.com
Subject: [geo] Re: Wouldn't stratospheric aerosols ruin astronomical
observations
FW: AP story on geo-engineering and the White HouseSeth Borenstein strikes
again!
- Original Message -
From: Mike MacCracken
To: Geoengineering
Sent: Friday, April 10, 2009 8:10 AM
Subject: [geo] FW: AP story on geo-engineering and the White House
-- Forwarded
Recently seen on wall at UC Berkeley: IN CASE OF FIRE, DO NOT CALL INEZ
FUNG*. And the interview with Caldeira once again demonstrates why he is
such an effective advocate for geoengineering research. Or maybe he isn't.
Or maybe he shouldn't try to be. Or maybe it doesn't matter if he is
Some interesting work, but realistically, reducing soot and tropospheric
ozone are easier said than done and will require about the same number of
decades as it will take for the sources of tropospheric sulfate aerosols to
become insignificant. To make all of them go away for good, we have to
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