Andrew and others.
I would like to appreciate ERW (Enhanced Rock Weathering). So I request some objective statements (not sale pitch) about HOW three (3) tonnes of solid basalt rock is turned into a useful powder, and at what cost for making the powder (ignoring transportation issues for product delivery and application into soils). And that is to accomplish 1 tonne of CO2 removal that maybe has a value of US$100 or what? . Please do not focus on the co-benefits for crop growth.
Restated: How do you make powdered basalt?
Paul
Doc / Dr TLUD / Paul S. Anderson, PhD
Email: psan...@ilstu.edu Skype: paultlud
Phone: Office: 309-452-7072 Mobile & WhatsApp: 309-531-4434
Websites: https://woodgas.com see Resources for 1) biochar white paper, 2) RoCC kilns, and 3) the Quick Picks for TLUD stove technology. The full DrTLUD.com website is moving to woodgas.com .
https://capitalism21.org for societal reforms and free digital novella “A Capitalist Carol” with pages 88 – 94 about solving the world crisis for clean cookstoves.
From: carbondiox...@googlegroups.com <carbondiox...@googlegroups.com>
On Behalf Of Andrew Lockley
Sent: Sunday, July 17, 2022 4:00 AM
To: CarbonDiox...@googlegroups.com <CarbonDiox...@googlegroups.com> <carbondiox...@googlegroups.com>
Subject: [CDR] Lithos Carbon | Permanent Carbon Capture on Farms
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Andrew,
That 50 minute podcast has no photos and no index and it is about selecting the right “particle size.”
Please send info specific to my request below.
Paul
Doc / Dr TLUD / Paul S. Anderson, PhD
Email: psan...@ilstu.edu Skype: paultlud
Phone: Office: 309-452-7072 Mobile & WhatsApp: 309-531-4434
Websites: https://woodgas.com see Resources for 1) biochar white paper, 2) RoCC kilns, and 3) the Quick Picks for TLUD stove technology. The full DrTLUD.com website is moving to woodgas.com .
https://capitalism21.org for societal reforms and free digital novella “A Capitalist Carol” with pages 88 – 94 about solving the world crisis for clean cookstoves.
Andrew,
I appreciate your efforts. The problem is with podcasts.
Assuming that at least 10 subscribers are interested in the response to my question, that would entail almost 10 hours of people listening to a podcast for content that could be presented in 3 to 5 slides or a few paragraphs by someone who already knows the answers.
Maybe someone will direct us to or provide the basic response that is requested because I am hoping to learn about the practical (not theoretical) viability of making tonnes of basalt into powder.
My fear is that making powder of basalt rock is quite unrealistic in physical and economic terms. If it were reasonably “practical” (such as pyrolysis of biomass), such information would probably be widely known. Or is ERW like DAC that is great if you have the millions or billions of dollars to a make a few tonnes of CDR?
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Thank you to Brian, Adam, Dennis, Andrew and all others,
The supply of basalt rock dust sounds so easy: “it is already available in millions of tonnes as a by-product of mining.” But there is certainly more to the story.
Brian’s more recent message includes:
Using accelerated rock weathering, by contrast, CO2 could be securely and rapidly sequestered for about €10/t CO2, while bringing benefits to agriculture and forestry, and restoring ocean alkalinity.
This refers to CO2 REMOVAL (long term) plus co-benefits. And the cost is only 10 Euros/t CO2. But REMOVAL of CO2 (not simple emission reduction or ER) should certainly bring much more value than 10 Euros/t. Is there not a market for such CDR? Businesses should be standing in line to purchase such CDR at 50 or 80 or 100 or even more Euros/t. Instead, the big money goes for DAC.
As a person who works on biochar supply which is also much more reasonable in cost than DAC but not as low as 10 or even 50 Euros/t, this story of ERW is discouraging about prospects for overcoming the climate challenges. If the “powers”(of business and philanthropy and government and citizens) do not care for these nature-based solutions that are at hand, then saving the climate/planet boils down to creating businesses for profit-making R&D efforts for a few thousand tonnes of CDR.
To Dennis and others in ERW, if you need or could utilize some biochar that is to be produced from low and no-value biomass that is close the ERW production sites, please contact me about use of RoCC kilns. All indications are the combination of rock dust and biochar (plus some compost or manure) can give awesome agriculture/forestry benefits while doing CDR plus stimulating accumulation of soil organic carbon (regenerative ag) for extra CDR benefits.
Paul
Doc / Dr TLUD / Paul S. Anderson, PhD
Email: psan...@ilstu.edu Skype: paultlud
Phone: Office: 309-452-7072 Mobile & WhatsApp: 309-531-4434
Websites: https://woodgas.com see Resources for 1) biochar white paper, 2) RoCC kilns, and 3) the Quick Picks for TLUD stove technology. The full DrTLUD.com website is moving to woodgas.com .
https://capitalism21.org for societal reforms and free digital novella “A Capitalist Carol” with pages 88 – 94 about solving the world crisis for clean cookstoves.
From: Brian Cady <brianc...@gmail.com>
Sent: Sunday, July 17, 2022 1:29 PM
To: Anderson, Paul <psan...@ilstu.edu>
Because the rock powder takes time (how much time?) to remove the CO2, can the carbon credits be claimed over a period of years versus all at once because once applied it cannot be removed?
Would there not be an advantage to apply some slightly larger particles (produced at lower price) and accept the payments over several years?
Paul
Doc / Dr TLUD / Paul S. Anderson, PhD
Email: psan...@ilstu.edu Skype: paultlud
Phone: Office: 309-452-7072 Mobile & WhatsApp: 309-531-4434
Websites: https://woodgas.com see Resources for 1) biochar white paper, 2) RoCC kilns, and 3) the Quick Picks for TLUD stove technology. The full DrTLUD.com website is moving to woodgas.com .
https://capitalism21.org for societal reforms and free digital novella “A Capitalist Carol” with pages 88 – 94 about solving the world crisis for clean cookstoves.
On Jul 17, 2022, at 5:41 PM, Anderson, Paul <psan...@ilstu.edu> wrote:
To view this discussion on the web visit https://groups.google.com/d/msgid/CarbonDioxideRemoval/SA2PR03MB59328A98A10D09C2119CBCCADB8C9%40SA2PR03MB5932.namprd03.prod.outlook.com.
See below, because your message emphasizing bacteria seems to be different from explanations of chemical reactions for creation of mineral carbon molecules. Please clarify below.
From: Dennis Amoroso <dennis....@gmail.com>
Sent: Sunday, July 17, 2022 9:02 PM
To: Anderson, Paul <psan...@ilstu.edu>
Cc: Andrew Lockley <andrew....@gmail.com>; Brian Cady <brianc...@gmail.com>; carbondiox...@googlegroups.com
Subject: Re: Clarification about ERW ....... RE: [CDR] Lithos Carbon | Permanent Carbon Capture on Farms
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The point of Enhanced Rock Weathering is that the bacterial activity in the soil does the weathering.
[PSA>>] Eating the rock powder? Where is the carbon going, and in what form, and for how long?
According to Professor Manning at Newcastle University it removes 6 tons of CO2 per acre per month from the first month.
[PSA>>] How much rock powder on that single acre, both in tonnes and what would be the depth if not mixed in? And for how many months? And can it be repeated in the same way how often?
Our data from Scanning Electron Microscopy shows a reduction in particle size of 30% over a 48 hour period.
[PSA>>] If 30% in 2 days, then how soon before it is virtually gone? One or two weeks?
The walnut shells we use disappear into the rock powder entirely within that same time frame.
[PSA>>] If the shells (or other biomass) is feeding the bacteria, then after the short time frame do they need more food or else will die? And if die, what becomes of the carbon?
Paul