Scientists have been unable to determine whether the dwarf planet’s organics were produced by its own chemical processes or delivered by asteroids. New evidence implicates asteroids.
carbon
Posted inEditors' Vox
Turning Carbon into Stone: Unlocking Mineralization in Fractured Rock
Carbon mineralization is a promising solution for mitigating greenhouse gas emissions, but we must learn to optimize the complex interplay between reactions and mechanics in fractures to develop a scalable solution.
Posted inEditors' Highlights
How Southern Ocean Currents Modulate Global Biogeochemical Cycles
Swirling currents called mesoscale eddies occupy about 22% of the ice-free Southern Ocean. Using data from drifting floats and satellites, scientists report the impact these eddies have on biogeochemical cycles.
Posted inResearch Spotlights
Insights Biogeoquímicos de um Importante Rio Amazônico
Sub-representados nos orçamentos globais de carbono, rios tropicais como o Tocantins, no Brasil, necessitam de estudos para estabelecer suas características de base face às crescentes mudanças globais.
Posted inNews
Microbe Preferences Drive Ocean Carbon Pump
New research offers insight into how certain bacteria degrade organic matter in Earth’s oceans.
Posted inEditors' Highlights
The Delicate Balance of Permafrost in Arctic River Floodplains
To evaluate the vulnerability of permafrost in Arctic floodplain landscapes to warming, scientists explore dynamics of its loss and reformation.
Posted inNews
Black Carbon from Wildfire Smoke Can Double Warming Effects
The findings could help climate models be more accurate about warming projections.
Posted inEditors' Highlights
New Insights into a Blind Spot in Aquatic Carbon Dioxide Exchange
Multi-annual measurements across Lake Superior indicate remarkable similarities between large lakes and ocean CO2 exchange during the ice-free season.
Posted inEditors' Vox
An All-Community Push to “Close the Loops” on Southern Ocean Dynamics
A new study highlights the connected nature of the Southern Ocean dynamic system, the research priorities needed to understand its influence on climate change, the importance of cross-disciplinary collaborations.