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Does Boreal Wildfire Release "Old" Carbon?

Submitted by ORNL DAAC Staff on 2019-04-18
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Radiocarbon concentration (delta14C) in the atmosphere over time, showing the bomb peak in 1966 (red dotted line) and theoretical positions of delta14C of soil depth increments (points).

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Researchers with NASA's ABoVE field campaign measured soil and forest stand age at burned sites in Canada's Northwest Territories.

Field Measurements After Alaskan Wildfires

Submitted by ORNL DAAC Staff on 2019-03-04
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Photos from July 2017 field surveys near Tanana, Alaska, from left to right: unburned forest site; burned forest near the Spicer Creek Fire; high burn severity forest site.

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Researchers with NASA's ABoVE field campaign measured burn severity in spruce forests that burned in 2015 near Tanana, Alaska.