Permafrost thaw stimulates primary producers but has a moderate effect on primary consumers in subarctic ponds

• Published in: Ecosphere
• Main Authors: Maxime Wauthy, Milla Rautio
• Format: Article in Journal/Newspaper
• Language: English
• Published: Wiley 2020
• Subjects: allochthony; browning; Daphnia; fatty acid; food web; mixing model; Ecology; QH540-549.5; Browning; Ice; permafrost; Subarctic; Tundra
• Online Access: https://doi.org/10.1002/ecs2.3099; https://doaj.org/article/2dfdd33b01ba4caa9284cc0a1a0a97f4

Abstract Frozen tundra soils hold one of the Earth's largest pools of organic carbon. Climate warming and the associated permafrost thaw release a large fraction of this carbon into circumpolar lakes, inducing extreme browning that fuels the heterotrophic microbial food web. How this permafrost...