Ocean
New research indicates that rising ocean temperatures may benefit Nitrosopumilus maritimus, a microbe essential for marine nutrient cycles. This archaea adapts by using iron more efficiently in warmer, nutrient-poor conditions, potentially sustaining ocean productivity. The findings, published in the Proceedings of the National Academy of Sciences, suggest these microbes could play a larger role in ocean chemistry amid climate change.
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In 2026, ocean plastic pollution continues to escalate, with estimates of 19 to 23 million tons entering aquatic ecosystems annually. Despite growing awareness, the Great Pacific Garbage Patch spans an area twice the size of Texas, holding 1.8 trillion plastic pieces. Initiatives like Plastic Bank and Delterra offer hope, but the UN Global Plastics Treaty remains unresolved after failed negotiations.