南大洋的一个偏远海域因壳状硅藻的光泽而在卫星图像中呈现出格外明亮的反光效果。
Global Biogeochemical Cycles
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Mysteriously Bright Waters near Antarctica Explained
Shiny-shelled diatoms make a remote part of the Southern Ocean appear especially reflective in satellite imagery.
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Arctic Rivers Trade Inorganic Nitrogen for Organic
Climate change is shifting the makeup of a key nutrient in rivers across Russia, Alaska, and Canada, with the potential for ecosystem-wide impacts.
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When Rain Falls in Africa, Grassland Carbon Uptake Rises
Satellite data suggest an explanation for the continent’s high year-to-year variability in carbon uptake.
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Tracing Black Carbon’s Journey to the Ocean
Scientists surveyed a trio of estuaries in pursuit of a missing source of oceanic dissolved black carbon.
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More Bubbles Means More Variation in Ocean Carbon Storage
A new model accounting for the role of bubbles in air-sea gas exchanges suggests that ocean carbon uptake is more variable than previously thought.
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Robotic Floats Quantify Sinking Carbon in the Southern Ocean
An estimated 2.69 billion tons of carbon are exported to the deep sea every year from the Southern Ocean.
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Glaciers Offer Clues into the Path of Fossil Fuel Pollution
New research traces the origin of carbon deposited from the atmosphere onto glaciers.
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The Middle East’s First Comprehensive Carbon Budget
The first greenhouse gas budget for Central and West Asia—24 countries, including Yemen, Türkiye, Kazakhstan, and Afghanistan—was just published.