A spike detected in surface methane released from a seasonally ice-covered lake in northern Sweden coincides with the spring thaw and lake overturn.
Journal of Geophysical Research: Biogeosciences
Posted inResearch Spotlights
Alaskan Wildfires Influence Permafrost Recovery
Warming climate reduces permafrost's ability to recover following wildfires in Alaskan lowland forest.
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Climate Variability Across Scales Affects Ecosystems over Time
Given enough time, short-term variations in temperature, precipitation, and solar radiation influence the fluxes of water and carbon through ecosystems.
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Drought Changes How Peat Bogs Cycle Mercury and Sulfur
Drought conditions dictate whether atmospherically deposited sulfate stays locked in a peatland or is mobilized to stimulate the bacterial methylation of mercury.
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Reservoirs Act as a Source for Greenhouse Gases
Scientists examine nitrous oxide production in aquatic environments and the conditions that drive it.
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Strong Storms Flush Out Particulate Nitrogen
Field observations show that with climate change, fiercer tropical storms may release more particulate nitrogen from temperate forests into aquatic ecosystems.
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Great Lakes Hold Sway over Water and Carbon Cycling
The largest body of fresh water on Earth governs the exchange of gases between water and the atmosphere that makes it a carbon sink for the entire region.
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Microbial Communities Form Iron Shells in Abandoned Mines
Fungi and bacteria deposit metal ions on steel objects left behind by miners. These metals form strange clam-like shells on the steel surfaces.
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Simulating a Warmer, Drier Arctic
Field experiments examine the effect of rising temperatures and drying soils on carbon dynamics in the Arctic.
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As Forests Age, Their Climate Effects Shift
The amount of moisture transpired from leaves increases for some tree species but drops on average.