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.
greenhouse gases
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 inResearch Spotlights
Scientists Present Europe’s New Greenhouse Gas Budget
The greenhouse gas budget developed for Europe highlights carbon sources and sinks across the continent and will serve as a baseline for years to come.
Posted inNews
Microbes in Tree Bark Absorb Millions of Tons of Methane Each Year
New findings suggest that reforestation efforts could have a bigger—and more positive—climate impact than previously estimated.
Posted inEditors' Highlights
Need for Better Accounting of CFC-12 Emissions from China
New observations show that bottom-up tracking of CFC-12 emissions from China are underestimated, illustrating the need for better accounting for reductions from the Montreal Protocol.
Posted inResearch Spotlights
Investigadores desarrollan el primer presupuesto integral de gases de efecto invernadero de México
Un nuevo estudio profundiza en dos décadas de datos para crear una cuantificación integral de fuentes de carbono, metano y óxido de nitrógeno que podrían ayudar a guiar las políticas climáticas.
Posted inNews
Cracking Soils Could Accelerate Climate Change
Climate change is expected to lead to more frequent and intense drought, which in turn causes soil to crack, releasing more carbon dioxide and further warming the planet.
Posted inEditors' Vox
Challenges in Evaluating Climate Sensitivity from Climate Models
In recognition of the 50th anniversary of Geophysical Research Letters, the editors showcase an exceptional study published in the journal that investigates the climate sensitivity in CMIP6 models.
Posted inEditors' Highlights
Hydraulic Fractures Are Lazy
The layering of rock masses can help constrain and focus the growth of hydraulic fractures.
Posted inResearch Spotlights
Northern Permafrost Region Emits More Greenhouse Gases Than It Captures
Permafrost underlies a quarter of the Northern Hemisphere. A comprehensive analysis shows that the area may have shifted from a sink to a source of greenhouse gases, bringing a longtime prediction to fruition.