A process-based modeling technique reveals surprising information about carbon emissions from rivers, lakes, and reservoirs across the contiguous United States.
carbon emissions
Posted inResearch Spotlights
Dry Heat, Wet Heat, and Wetland Methane Emissions
Compound weather events—such as extreme cold or heat combined with severe dryness or precipitation—have a greater effect on wetland methane emissions than discrete weather extremes do.
Posted inNews
Tourism and Distant Fires Affect Antarctica’s Black Carbon Levels
Tourism and biomass burning in the Southern Hemisphere are boosting black carbon levels and accelerating ice melt in Antarctica.
Posted inScience Updates
Lessons Learned from Running a Virtual Global Workshop
Online conferences simplify planning needs, lower barriers to participation for a global audience, and reduce environmental footprints, but scheduling, pacing, and moderating sessions can be challenging.
Posted inResearch Spotlights
A New View of Deep Earth’s Carbon Emissions
Advances in plate tectonics research allow a deeper understanding of how greenhouse gases escape from within the planet.
Posted inEditors' Highlights
Clumped CO Isotopes – New Tracers for Atmospheric Chemistry
A new study reports the first measurements of 13C18O in atmospheric carbon monoxide (CO) and show their variations reflect chemical ‘aging’ consistent with predicted kinetic isotope effects.
Posted inResearch Spotlights
Thawing Permafrost Is Affecting Climate, but It’s Unclear by How Much
Models produce widely varying estimates of how ecosystems in the northern permafrost region are currently affecting the global greenhouse gas budget.
Posted inScience Updates
Simulating Arctic Carbon Emissions in a Warming World
Not all climate models include carbon from thawing permafrost, and those that do often disagree. Scientists are working to better inform models and assess how these crucial materials are simulated.
Posted inNews
Black Carbon from Wildfire Smoke Can Double Warming Effects
The findings could help climate models be more accurate about warming projections.
Posted inOpinions
A More Sustainable Way to Attend Distant Science Conferences
For AGU’s annual meeting in 2023, a virtual hub in Zürich combined remote presentations and in-person viewing groups to reduce travel but keep in-person interactions.