The world’s countries may have pledged to cut its carbon pollution, but with global emissions reaching an rel=”nofollow” href=”https://www.iea.org/reports/global-energy-review-2025/co2-emissions”>all-time high last year they’ve fallen far short.
Digging out of that hole is going to require removing carbon straight from the atmosphere. But it comes with a hefty price tag, mostly because of the energy required. Removing one metric ton of CO2 using direct air capture is expected to require rel=”nofollow” href=”https://pubs.rsc.org/en/content/articlehtml/2025/ee/d4ee04058a”>around 2,000 kWh of electricity when the technology is sorted and scaled up.
One startup called DACLab says it’s already doing it for…
