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flag Scientists caution that polar geoengineering to fight climate change could harm ecosystems and is too costly.

flag Climate scientists warn that polar geoengineering, proposed to combat climate change, may not be viable due to severe environmental risks and high costs. flag The UK has funded field trials, but recent studies show that methods like pumping seawater or dispersing particles to cool the Earth could harm ecosystems and fail feasibility tests. flag Researchers emphasize focusing on reducing emissions and using renewable energy instead.

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