High light intensity mediates a shift from allochthonous to autochthonous carbon use in phototrophic stream biofilms
Karoline Wagner1, Mia M. Bengtsson2, Robert H. Findlay4, Tom J. Battin3 and Amber J. Ulseth3
1Department of Limnology and Oceanography, University of Vienna, A-1090 Vienna
2Institute of Microbiology, University of Greifswald, 17489 Greifswald, Germany
3 River Ecosystems Laboratory, School of Architecture, Civil and Environmental Engineering, Ecole Polytechnique Fédérale Lausanne, CH-1015 Lausanne
4Department of Biological Sciences, University of Alabama 2105 Bevill Building, Tuscaloosa, AL -35487
Journal of Geophysical Research Biogeosciences doi:10.1002/2016JG003727, 2017
High-resolution spatial sampling identifies groundwater as driver of CO2 dynamics in an Alpine stream network
Åsa Horgby1, Marta Boix Canadell1, Amber J. Ulseth1,†, Torsten W. Vennemann2 and Tom J. Battin1
1 River Ecosystems Laboratory, École Polytechnique Fédérale de Lausanne (EPFL), Station 2, CH-1015, Lausanne, Switzerland
2Institute of Earth Surface Dynamics, University of Lausanne, CH-1015, Lausanne, Switzerlan
† Current address: Department of Biological Sciences, Sam Houston State University, Huntsville, TX 77341, USA