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A comment on Launch HN: Noya (YC W21) – Direct air capture of CO2 using cooling towers. Parent comment

Re:Launch HN: Noya (YC W21) – Direct air capture of CO2 usin... by criddell on Monday February 15, 2021 @05:08PM (#26148151)
> There's no way it's cheaper than planting trees and is probably orders of magnitude less efficient.

Do your cost and efficiency calculation include the opportunity cost of letting land sit "idle"?

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