Experts Warn Against Five Polar Geoengineering Ideas A team of international scientists is urging caution against five of the most-discussed polar geoengineering ideas, stating they are highly unlikely to help the polar regions and could harm ecosystems...

🏔️ New research finds that 5️⃣ widely discussed polar geoengineering proposals are unlikely to help the Arctic or Antarctic. Instead, they could cost billions & trigger ecological, political & environmental risks. Read more about the study supported by Scripps glaciologist @helen-amanda.bsky.social. ⬇️

Our new paper on iceberg melt in Greenland is out now! 🧊 #AGUPubs

TLDR: Icebergs drive strong upwelling, which is part of a year-round overturning circulation. (They also sometimes drive surface warming!)