Science News
Arctic food chain hit as tipping point passed. Analysis reveals a clear shift from 2009 onwards, with nitrate levels in waters leaving the Arctic falling steadily. The drop in nitrate levels coincided with a drastic reduction in Arctic sea ice that began around…
🧊 Arctic sea ice loss is drastically reducing nitrate levels, a crucial nutrient for plankton and the entire food chain.
☀️ Sunlight exposure in formerly ice-covered shallow ocean areas is accelerating a process that removes nitrate from seawater.
📉 Nitrate levels in Arctic waters flowing into the Atlantic have steadily declined since 2009, coinciding with significant sea ice reduction.
🍽️ This "nitrate-limited" state suggests future Arctic ecosystems may support smaller plankton, impacting food availability for larger marine life and potentially reducing the ocean's carbon storage capacity.
#ArcticScience #OceanHealth #ClimateChange
☀️ Sunlight exposure in formerly ice-covered shallow ocean areas is accelerating a process that removes nitrate from seawater.
📉 Nitrate levels in Arctic waters flowing into the Atlantic have steadily declined since 2009, coinciding with significant sea ice reduction.
🍽️ This "nitrate-limited" state suggests future Arctic ecosystems may support smaller plankton, impacting food availability for larger marine life and potentially reducing the ocean's carbon storage capacity.
#ArcticScience #OceanHealth #ClimateChange
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Climate models suggest that by 2090, particles that seed clouds could rise up to 16% in the High Arctic but fall by up to 31% in the wetter Maritime Arctic.
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#ClimateChange #ArcticScience #CloudFormation
Read Full Article
#ClimateChange #ArcticScience #CloudFormation
Nature
Contrasting aerosol–cloud feedbacks across a warming Arctic
Nature Geoscience - Arctic observations over 2003–2024 identify three aerosol regimes with contrasting responses to warming and cloud condensation nuclei trends. Model projections suggest...