Offsets in radiocarbon concentration within the ocean or between the ocean and the atmosphere are particularly useful proxies for a variety of studies.
carbon cycle
Posted inResearch Spotlights
Major Uncertainty in Estimates of Carbon Trapped in Soil
A new study reveals discrepancies between global databases and field measurements.
Posted inResearch Spotlights
A Deeper Understanding of Carbon Decomposition in Arctic Soils
Physical parameters may help scientists extrapolate Arctic carbon soil losses from the local to the regional scale, according to the results of a yearlong incubation experiment.
Posted inResearch Spotlights
Carbon Release from Permafrost Erosion Along the Yukon Coast
New findings highlight the need to account for large amounts of ground ice contained in frozen soil when assessing Arctic carbon cycling.
Posted inScience Updates
Modeling Global Change Ecology in a High–Carbon Dioxide World
Ignite-style Session, Ecological Society of America Annual Meeting; Portland, Oregon, 11 August 2017
Posted inNews
Some Caves Remove Methane from the Atmosphere, New Tests Reveal
Isotopic signatures pinpoint the sinks and surprising sources of methane in widespread karst caves. Researchers suggest that this type of cave globally removes more methane than it produces.
Posted inResearch Spotlights
Shedding Light on the Southern Ocean Carbon Sink
One of the world’s largest carbon sinks is still poorly understood.
Posted inScience Updates
U.S. and China Assess Ecosystem Effects of a Fading Cryosphere
Impacts of a Changing Cryosphere on Lakes and Streams in Mountain Regions: US-China Collaborative Workshop at Qinghai Lake; Qinghai, China, 21–27 August 2017
Posted inEditors' Highlights
Ocean Wind Satellites Observe an Amazonian Drought
Satellites designed to observe ocean winds can also be used to map both forest structure and water content, allowing researchers to disentangle factors of carbon loss due to drought in the Amazon.
Posted inEditors' Highlights
What Will Redwood Trees Do Without Foggy Days?
Coastal California fog—a key source of water for the iconic redwood tree—has declined by a third. Can a trace gas, carbonyl sulfide, be used to assess the effect on plant productivity?