The Ledger
Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.
why aren't all 6 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 0 checkable ones are still open, waiting for their date. predictions held up or didn't; assertions are supported or contradicted. on every card: ▮▮▮▮▮ certainty · ▮▮▮▮▮ debate potential. speakers are clickable
Wurzbacher: Direct air capture is 1,000x more area-efficient than trees
“If you build machines like we are doing, you can do it on much, much less area. So you are about a thousand times more area efficient. So at the same area where you can take one ton out of the air with trees, you could take a thousand tons out of the air with …”
Wurzbacher: Injected CO₂ turns into stone underground within two years
“They have developed this method where they inject the CO₂ in underground porous rocks, where the CO₂ is mineralizing with the rocks, so within two years, the CO₂ is just turned into stone there”
Wurzbacher: Capturing one ton of CO2 requires filtering 2M cubic meters of air
“Like to take a ton of CO₂ out of ambient air, you need to filter around two million cubic meters of air.”
Wurzbacher: Climeworks sold its first captured CO₂ to greenhouses and Coca-Cola
“Our first Plant we built here in Switzerland, and that is taking, that's still an operation, that is taking CO₂ out of the air to then sell the CO₂ to a greenhouse. They are fertilizing their plants with CO₂, and also to Coca-Cola, who are making sparkling dri…”