Diatom blooms and associated vegetation shifts in a subarctic peatland : responses to distant volcanic eruptions?

• Published in: Journal of Quaternary Science
• Main Authors: Kokfelt, U., Muscheler, R., Mellström, A., Struyf, E., Rundgren, M., Wastegård, S., Hammarlund, D.
• Format: Article in Journal/Newspaper
• Language: English
• Published: John Wiley & Sons Inc. 2016
• Subjects: Geology; acid deposition; diatoms; permafrost peatland; vegetation changes; volcanic impact; Laki; Ice; Northern Sweden; permafrost; Subarctic
• Online Access: https://lup.lub.lu.se/record/03bc92ff-f709-4ace-8871-2618e1731864; https://doi.org/10.1002/jqs.2898

We test the hypothesis that rich occurrences of diatoms observed at transitions between major peat units representing different vegetation communities in a peat sequence from subarctic northern Sweden reflect responses to acid deposition from the Samalas AD 1257 and Laki AD 1783/1784 eruptions. We o...