A new estimate of Africa’s greenhouse gas budget from 2010 to 2019 shows increasing emissions from cropland expansion, livestock, and fossil fuel use—meaning the continent may have transitioned from an overall carbon sink to a slight carbon source.
Global Biogeochemical Cycles
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La química del agua somera podría hacer a los arrecifes más resistente a la acidificación del océano
Estudios de los Cayos de Florida revelan variaciones geográficas y temporales en los efectos de la acidificación en corales.
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Researchers Compare Observations Versus Modeling of Coastal Carbon Cycle
While storing carbon dioxide, the coastal ocean also releases methane and nitrous oxide. New research shows that understanding the impact of coastal oceans on climate requires more research into these fluxes and how they counteract each other.
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Shallow Seawater Chemistry May Make Reefs More Resistant to Ocean Acidification
Research from the Florida Keys reveals geographic and seasonal variation in the effects of acidification on corals.
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Gently Down the Stream: Carbon’s Journey from Land to Sea and Beyond
Movement of carbon from land to ocean and atmosphere plays an important, but understudied, role in the global carbon cycle.
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The Greenhouse Gas Burden of Inland Waters
A global collaboration inventoried greenhouse gas emissions from rivers, lakes, and streams.
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La estacionalidad del ciclo del carbono oceánico
Un grupo de científicos investigaron el impacto de los cambios estacionales en la cantidad y velocidad del carbono que viaja desde la superficie al océano profundo.
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U.S. Public Water Supply Is a Local Source of Phosphorus Pollution
Excess phosphorus may reach U.S. rivers, lakes, and groundwater through water main leaks and outdoor water use.
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El dióxido de carbono antropogénico es rastreado hacia el océano
Con ayuda de un modelo de circulación oceánica, un equipo de investigadores logró etiquetar y rastrear el carbono emitido antropogénicamente para determinar si su destino es la atmósfera o el océano.
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喷气推进的被囊动物在海洋碳循环中的作用
新研究表明，广泛分布的胶质浮游动物的大量繁殖，连同它们的粪便、每日的垂直迁移和它们的尸体一起，增加了海洋的碳输出。