Summary

An experiment is underway in the Arctic to save its sea ice from vanishing due to global warming. Scientists are pumping seawater onto the ice to thicken it, aiming to reduce the amount of solar energy absorbed by the dark ocean surface. This approach, part of the controversial field of geoengineering, faces skepticism from many experts who argue it could have unforeseen consequences and distract from the urgent need to cut carbon emissions. While the researchers stress that their efforts are still in the experimental stage, they acknowledge that geoengineering is not a standalone solution and that reducing emissions remains paramount. Despite the challenges, they believe innovative approaches are necessary to address the rapid decline of Arctic sea ice, which poses serious threats to the planet’s ecosystems and climate.