Increased Atmospheric Dust has Masked Power of Greenhouse Gases to Warm Planet

Increased Atmospheric Dust has Masked Power of Greenhouse Gases to Warm Planet

Scripps Institution of Oceanography

Published: 20 January 2023

A new study finds that rising desert dust since the 1800s has slightly cooled the planet, partially offsetting greenhouse gas warming. Declines in dust could accelerate future warming, highlighting gaps in climate model accuracy.

Keywords: desert dust, climate cooling, greenhouse gases, atmospheric particles, global warming, climate models, Scripps/UCLA

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SalpPOOP Study Highlights Biogeochemical Importance of Zooplankton Fecal Pellets

SalpPOOP Study Highlights Biogeochemical Importance of Zooplankton Fecal Pellets

Scripps Institution of Oceanography

Published: 2 February 2023

Salp blooms in the Southern Ocean can increase carbon export to the deep ocean up to fivefold by rapidly sinking fecal pellets, enhancing carbon sequestration and complementing phytoplankton’s role in mitigating atmospheric CO₂.

Keywords: salps, carbon export, phytoplankton, Southern Ocean, deep ocean sequestration, Scripps, marine ecology

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Improving Flood Forecasts on Reefy Shorelines

Improving Flood Forecasts on Reefy Shorelines

Scripps Institution of Oceanography

Published: 27 January 2023

Scripps researchers are using LiDAR and wave measurements to predict coastal flooding at Marine Corps Base Hawai‘i and other Pacific sites, helping assess sea-level rise impacts and guide shoreline development and climate adaptation planning.

Keywords: sea-level rise, coastal flooding, LiDAR, Marine Corps Base Hawai‘i, Scripps Oceanography, Pacific coast, wave run-up

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