Eugene  cc list

        Since I can't imagine that you can believe you can convince me on any 
of your topics below,  I presume that you meant this to go to the full list.  

Ron
        
On Feb 17, 2014, at 8:09 AM, euggor...@comcast.net wrote:

> What is the proof that carbon reduction plays any significant role in cooling 
> or geoengineering? Carbon may or may not be a source of warming but no one 
> has proven it. It is totally speculative. Attractive ;perhaps but unproven.  
> If so inclusion of carbon reduction should be qualified as speculative 
> whenever it is mentioned. Since carbon reduction is part of the thinking of 
> this group perhaps the first step should be to prove it. If you don't prove 
> it where does it leave you  --- claiming a potential junk idea. Not very 
> bright !!
> 
> From: "Ronal W. Larson" <rongretlar...@comcast.net>
> To: "Oliver Morton" <omeconom...@gmail.com>
> Cc: "Geoengineering" <geoengineering@googlegroups.com>, "Emily Lewis-Brown" 
> <em...@lewis-brown.net>
> Sent: Sunday, February 16, 2014 1:50:54 PM
> Subject: Re: [geo] Re: What Is Climate Geoengineering? Word Games in the 
> Ongoing Debates Over a Definition
> 
> Oliver, Emily etal
> 
>        The word "decouple" seems too vague.   I agree with Emily that if we 
> use "fossil" we should also mention "land use", but mentioning both doesn't 
> seem necessary.
> 
>       My first concern about the term "geoengineering" is that the primary 
> emphasis is always on SRM - when that is the most controversial part;  not 
> good PR.  Second ,  Ken Caldeira's placement between mitigation and 
> adaptation seems helpful but I can't recall a definition that ties them all 
> together in his circular fashion.  Third, we don't here enough on ethics - 
> which the term "rectification" covers.   So here is a first try, fixing these 
> three concerns. I don't expect it to be taken too seriously, but I feel 
> better having gotten this written down.  What is missing is how to decide 
> what to do with both - neither, one or the other, or both.
> 
>       Geoengineering consists of two mostly unused types of technologies that 
> follow mitigation (relatively low cost carbon reduction through energy 
> efficiency and renewable energy) but precede high cost adaptation (minimizing 
> future damages) and rectification (financial compensation for the most 
> harmed)).  Close to mitigation are the carbon dioxide removal (CDR) 
> technologies, that are low risk and can be started now,  but are relatively 
> expensive.   Close to adaptation are solar radiation management (SRM) 
> technologies, which are low cost, but do not address ocean acidification, are 
> risky, and will require new time-consuming international treaties, before 
> being able to then react quickly.
> 
> Ron
> 
> 
> On Feb 16, 2014, at 5:20 AM, O Morton <omeconom...@gmail.com> wrote:
>       
        <snip as not relevant to this exchange>

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