In drought conditions, forest soils can serve as a small but surprisingly persistent sink for the greenhouse gas nitrous oxide. The effect highlights a research avenue necessary for predicting Earth's climate.
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Billings, S. Nitrous oxide in flux. Nature 456, 888–889 (2008). https://doi.org/10.1038/456888a
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DOI: https://doi.org/10.1038/456888a
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