David
Have you any similar cost estimates for the biotic CDR approaches, such as
afforestation, BECCES and biochar?
Ron
On Jun 2, 2013, at 11:55 AM, David Appell <david.app...@gmail.com> wrote:
> Mark:
>
> I have an article in this month's Physics World magazine that answers some of
> these questions:
>
> “Mopping Up Carbon,” Physics World, June 2013, pp. 23-27.
> http://www.davidappell.com/articles/PWJun13Appell-air_capture.pdf
>
> David
>
>
> On 6/2/2013 8:05 AM, Mark Massmann wrote:
>> I'm wondering if anyone can respond to these questions:
>>
>> I could be missing this, but how long is it estimated to take for the
>> devices to capture each ton of CO2? If the systems were installed to capture
>> coal plant emissions, I'd imagine that the capture rate would be maximized.
>> However installing the systems outside of those sources might lower the
>> capture rate to the point that the system becomes impractical (i.e. like
>> installing a wind farm in a location that's simply not windy enough on
>> average)
>
>
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