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Penguin Guano's Ammonia Sparks Antarctic Cloud Cooling

5/25/2025

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Summary

Story summary

A groundbreaking study in Communications Earth & Environment uncovers how ammonia from penguin guano in Antarctica plays a crucial role in cloud formation, potentially cooling the region. Near Adélie penguin colonies, ammonia levels skyrocketed over 1,000 times, boosting aerosol production when combined with sulfur from phytoplankton, showcasing the intricate ties between ecosystems and climate.

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Story summary

A groundbreaking study in Communications Earth & Environment uncovers how ammonia from penguin guano in Antarctica plays a crucial role in cloud formation, potentially cooling the region. Near Adélie penguin colonies, ammonia levels skyrocketed over 1,000 times, boosting aerosol production when combined with sulfur from phytoplankton, showcasing the intricate ties between ecosystems and climate.