"If the underwater drones cost about $5,000 each, Real Ice’s rough estimate is that bringing the annual shrinking of Arctic sea ice to a halt would cost $10bn over the longer term. For comparison, that is the same as the windfall profits made by the top 100 oil companies in less than a fortnight after the Iran war sent the oil price soaring."

#climatecrisis #geoengineering

‘At first, the idea does sound crazy’: meet the scientists trying to refreeze the Arctic | Sea ice | The Guardian
https://www.theguardian.com/environment/2026/jun/16/arctic-sea-ice-rethickening-climate-geoengineering