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megalord
on May 22, 2022
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Low-cost, battery-like device absorbs CO2 emission...
Trees, right?
achn
on May 22, 2022
[–]
Maybe even coconut palms! /s
euroderf
on May 22, 2022
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parent
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If you can shrink it down to the size of a two-pence coin, you have a winner.
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