Icelandic grasslands as long-term C sinks under elevated N inputs

• Main Authors: Leblans, Niki I. W., Sigurdsson, Bjarni D., Aerts, Rien, Vicca, Sara, Magnússon, Borgthór, Janssens, Ivan A.
• Format: Text
• Language: English
• Published: 2018
• Subjects: Vestmannaeyjar
• Online Access: https://doi.org/10.5194/bg-2016-111; https://www.biogeosciences-discuss.net/bg-2016-111/

About 10 % of the anthropogenic CO 2 emissions have been absorbed by northern terrestrial ecosystems during the past decades. It has been hypothesized that part of this increasing carbon (C) sink is caused by the alleviation of nitrogen (N) limitation by increasing anthropogenic N inputs. However, l...