Frontier spreads its bets on CDR
One of the things I find intellectually appealing about Carbon Dioxide Removal (CDR) is that it's amenable to myriad different...
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Seth Miller
- Sep 3, 2023
- 4 min
The world tells Big Oil to stay out of offset markets
A few months ago the European oil giant Shell quietly decided to abandon its $100M/yr plans to invest in high quality carbon offsets....
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Seth Miller
- Aug 28, 2023
- 2 min
Is a carbon bubble forming?
Last week I wrote about Oxy's purchase of direct air capture (DAC) technology provider Carbon Engineering for $1.1 billion. A billion is...
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Seth Miller
- Aug 21, 2023
- 3 min
Take Oxy seriously
This week Occidental Petroleum (Oxy) entered into an agreement to purchase its DAC partner Carbon Engineering for $1.1 billion. This is,...
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Seth Miller
- Aug 13, 2023
- 2 min
Beyond Talk: DOE's Tangible Steps Towards Direct Air Capture
This week the DOE announced 2 large awards, and 19 small ones, to further direct air capture. The two big awards, totaling $1.1B...
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Seth Miller
- Aug 6, 2023
- 2 min
Synthetic Methane: Green Idealism versus Economic Reality
Synthetic methane is an emotionally appealing idea that has never made a lot of economic sense. The appeal is simple: Recapitulate...
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Seth Miller
- Jul 30, 2023
- 4 min
Is it economic for the US to offset emissions with trees?
Last week I wrote about the "social value of an offset" (SVO). SVO provides a mathematical formula for determining the value of temporary...
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Seth Miller
- Jul 24, 2023
- 3 min
The social value of an offset
One of the major reasons society wants to capture carbon dioxide from the air is that CO2 is both chemically stable and economically...
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Seth Miller
- Jul 17, 2023
- 3 min
How crazy is this? Integrating DAC with power plant carbon capture
There is a fascinating new preprint out from MIT and the carbon capture startup 8 Rivers, "Optimization of a combined power plant CO2...
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Seth Miller
- Jul 9, 2023
- 2 min
How crazy is this?: Direct air capture from buildings
So here is a cute little idea: Integrate direct air capture (DAC) into the HVAC system of a building, both to capture carbon and to...
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Seth Miller
- Jun 26, 2023
- 2 min
Solid amine sorbents are limited by amine lifetime
Amines make excellent sorbents for carbon dioxide because they are rich in electrons, and therefore are ready to react with the...
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Seth Miller
- Jun 12, 2023
- 2 min
The Carbon to Sea Initiative charts a course forward for OAE
This week a new CDR non-profit was announced, the Carbon to Sea Initiative, which provides grant funding to groups pursuing ocean...
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Seth Miller
- Jun 5, 2023
- 2 min
What is the CDR capacity of trees?
There are good reasons to look to tree planting and forestry management to remove CO2 from the atmosphere. In the absence of land use by...
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Seth Miller
- May 29, 2023
- 3 min
Frontier and JP Morgan are charmed by bio-oil
In the last two weeks Charm Industrial has inked two huge commitments for its process of capturing and storing carbon by converting waste...
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Seth Miller
- May 22, 2023
- 3 min
BECCS notches a big win
The Danish Energy Agency has announced a significant contract to turn the biomass plants from Danish power company Ørsted into...
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Seth Miller
- May 15, 2023
- 2 min
The EPA will now require carbon capture. This alone won't change much.
This past week, the US Environmental Protection Agency confirmed what the world expected: Starting in 2040, coal plants will be required...
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Seth Miller
- May 9, 2023
- 3 min
The example of Holcim's cement plant in Florence, Colorado
Holcim (until recently called LafargeHolcim) is a giant, international cement and construction materials company, with maybe 8% market...
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Seth Miller
- Apr 30, 2023
- 2 min
Biomass for green hydrogen
In the quest for renewable energy sources, hydrogen is emerging as the energy carrier of the future. Today we make hydrogen cheaply from...
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Seth Miller
- Apr 24, 2023
- 3 min
What is permanence worth?
Photo by Caleb Jones on Unsplash We have the necessary technology to capture CO2 from the air - that is not in question. There is some...
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Seth Miller
- Apr 17, 2023
- 3 min
A plan for biomass removal that easily beats DAC on cost
Image credit: "Scalable, economical, and stable sequestration of agricultural fixed carbon", pnas.org Plants and trees are good at...
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