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Publications
Helmholtz Centre Potsdam
GFZ German Research Centre for Geosciences
(Co) Author: Sachs, T.
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Krings, T.; Gerilowski, K.; Buchwitz, M.; Hartmann, J.; Sachs, T.; Erzinger, J.; Burrows, J. P.; Bovensmann, H. (2013): Quantification of methane emission rates from coal mine ventilation shafts using airborne remote sensing data. Atmospheric Measurement Techniques, 6, 1, 151-166.
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Zhang, Y.; Sachs, T.; Changsheng, L.; Boike, J. (2012): Upscaling methane fluxes from closed chambers to eddy covariance based on a permafrost biogeochemistry integrated model. Global Biogeochemical Cycles, 18, 4, 1428-1440.
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Petrescu, A. M. R.; van Beek, L. P. H.; van Huissteden, J.; Prigent, C.; Sachs, T.; Corradi, C.; Parmentier, J. F.; Dolman, A. J. (2010): Modeling regional to global CH4 emissions of boreal and arctic wetlands. Global Biogeochemical Cycles, 24, GB4009.
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Sachs, T.; Giebels, M.; Boike, J.; Kutzbach, L. (2010): Environmental controls of CH4 emission from polygonal tundra on the micro-site scale, Lena River Delta, Siberia. Global Change Biology, 16, 11, 3096-3110.
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Sachs, T.; Wille, C.; Boike, J.; Kutzbach, L. (2008): Environmental controls on ecosystem-scale CH4 emission from polygonal tundra in the Lena River Delta, Siberia. Journal of Geophysical Research, 113, G00A03.
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Kutzbach, L.; Schneider, J.; Sachs, T.; Giebels, M.; Nykänen, H.; Shurpali, N. J.; Martikainen, P. J.; Alm, J.; Wilmking, M. (2007): CO2 flux determination by closed-chamber methods can be seriously biased by inappropriate application of linear regression. Biogeosciences, 4, 6, 1005-1025.
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Bens, O.; Schwank, M.; Blume, T.; Brauer, A.; Güntner, A.; Heinrich, I.; Helle, G.; Itzerott, S.; Kaiser, K.; Sachs, T.; Hüttl, R. F. (2012): TERENO – Eine Monitoring- und Forschungsplattform zur Erfassung langfristiger Auswirkungen des Globalen Wandels auf regionaler Ebene. System Erde, 2, 1, 68-73.
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Boike, J.; Langer, M.; Sachs, T.; Lantuit, H.; Muster, S.; Overduin, P.; Westermann, S.; McGuire, D. (2012): Permafrost -physical aspects and carbon cycling, data basis and uncertainties. - In: Lal, R.; Lorenz, K.; Hüttl, R. F.; Schneider, B. U.; von Braun, J. (Eds.), Recarbonization of the Biosphere : Ecosystems and the Global Carbon Cycle, Springer, 159-185.
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Hartmann, J.; Sachs, T. (2012): Airborne Measurements of Methane Fluxes over Mid-Latitude and Sub-Arctic Wetlands. General Assembly European Geosciences Union (Vienna, Austria 2012).
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Runkle, B. R. K.; Sachs, T.; Wille, C.; Pfeiffer, E. M.; Kutzbach, L. (2012): Separating Direct Temperature Responses from Phenological Control of Net Ecosystem Exchange during the Short Tundra Growing Season: Measurements and Process Modeling from the Lena River Delta, Russia. 10th International Conference on Permafrost (Salekhard, Russia 2012).
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Sachs, T.; Hartmann, J. (2012): Airborne eddy covariance as potential method for quantifying methane release from permafrost and hydrates. Arctic Frontiers - Energies of the High North (Tromsø, Norway 2012).
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Sachs, T.; Hartmann, J. (2012): Airborne Eddy Covariance Measurements of Northern Wetland Methane Emissions. IPY 2012 Conference 'From Knowledge to Action' (Montréal 2012).
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Sachs, T.; Serafimovich, A.; Hartmann, J. (2012): Airborne Eddy Covariance Measurements of Methane on the North Slope of Alaska and in the Mackenzie Delta, Canada. AGU 2012 Fall Meeting (San Francisco, USA 2012).
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Sachs, T.; Hartmann, J. (2011): Airborne eddy covariance measurements of methane over mid-latitude and sub-Arctic wetlands. AGU 2011 Fall Meeting (San Francisco 2011).
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Sachs, T. (2010): Expanding carbon flux investigations to the regional scale. Joint Russian-German Workshop on Research in the Laptev Sea Region (St. Petersburg, Russia 2010).
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Sachs, T.; Schreiber, P.; Wille, Ch.; Boike, J.; Kutzbach, L. (2010): Six years of micrometeorological land-atmosphere flux measurements of carbon dioxide and methane at a Northern Siberian tundra site. International Polar Year - Oslo Science Conference (Oslo, Norway 2010).
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Sachs, T.; Schreiber, P.; Wille, Ch.; Kutzbach, L.; Boike, J. (2010): Eight years of micrometeorological land-atmosphere carbon flux measurements at a Northern Siberian polygonal tundra site. Third European Conference on Permafrost - EUCOP III (Longyearbyen, Svalbard 2010).
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Schreiber, P.; Wille, C.; Sachs, T.; Pfeiffer, E.-M.; Kutzbach, L. (2010): Land-atmosphere fluxes of methane and carbon dioxide at Siberian polygonal tundra - new data from 2009 in comparison to data from 2003/04 and 2006. General Assembly European Geosciences Union (Vienna, Austria 2010).
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Boike, J.; Bolton, B.; Bornemann, N.; Kattenstroth, B.; Langer, M.; Muster, S.; Piel, K.; Sachs, T.; Stoof, G.; Westermann, S. (2009): Characteristics of Heat and Water Budget of two Arctic Permafrost Sites: Dominant Processes and Observed Changes. AGU 2009 Joint Assembly (Toronto, Canada 2009).
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Kutzbach, L.; Wille, C.; Sachs, T.; Pfeiffer, E.-M. (2009): Methane and carbon dioxide exchange fluxes of Siberian polygonal tundra: Eddy covariance measurements and modeling. 19th International Symposium on Environmental Biogeochemistry 'Environmental Changes and Sustainability of Biogeochemical Cycling' (Hamburg 2009).
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Sachs, T.; Gerilowski, K.; Tretner, A.; Krings, T.; Buchwitz, M.; Bovensmann, H.; Erzinger, J.; Burrows, J. (2009): The Methane Airborne Mapper (MAMap) for remote sensing of CH4, CO2, and O2. AGU 2009 Fall Meeting (San Francisco 2009).
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Boike, J.; Bolton, W. R.; Grüber, M.; Langer, M.; Muster, S.; Piel, K.; Sachs, T.; Stoof, G.; Westermann, S. (2008): Ten years (1998-2007) of water and energy balance studies at a Siberian arctic polygonal tundra site- what do we observe?. General Assembly European Geosciences Union (Vienna, Austria 2008).
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Kirschke, S.; Guenther, K. P.; Wisskirchen, K.; Sachs, T.; Dech, S. (2008): Methane Emission from Siberian wet Polygonal Tundra on Multiple Spatial Scales: Process-based Modelling of Methane Fluxes on the Regional Scale, Lena Delta. Proceedings, vol. 1, 9th International Conference on Permafrost (Fairbanks, Alaska 2008), 947-952.
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Muster, S.; Boike, J.; Bolton, W.; Grüber, M.; Langer, M.; Piel, K.; Sachs, T.; Stoof, G.; Westermann, S. (2008): Monitoring permafrost patterned ground with small-formst aerial photography: Classification o fa polygon landscape on Samoylov Island, Lena Delta, Siberia. General Assembly European Geosciences Union (Vienna, Austria 2008).
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Sachs, T. (2008): Methane emission from wet polygonal tundra on different scales: Results from eddy covariance and closed chamber measurements in the Lena River Delta, Siberia. Helmholtz-EOS-Konferenz (Potsdam 2008).
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Sachs, T.; Eugster, W. (2008): Estimating Spatially Heterogeneous Contributions to Ecosystem Sccale Fluxes Directly From eddy Covariance Measurements; A Case Study in Siberian wet Polygonal Tundra on Samoylov Island, Lena River Delta. AGU 2008 Fall Meeting (San Francisco 2008).
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Sachs, T.; Giebels, M.; Boike, J.; Kutzbach, L. (2008): Environmental controls on plot-scale CH4 emission from polygonal tundra in the Lena River Delta, Siberia. General Assembly European Geosciences Union (Vienna, Austria 2008).
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Sachs, T.; Giebels, M.; Wille, C.; Kutzbach, L.; Boike, J. (2008): Methane Emission from Siberian Wet Polygonal Tundra on Multiple Spatial Scales: Vertical Flux Measurements by Closed Chambers and Eddy Covariance, Samoylov Island, Lena River Delta. Proceedings, 9th International Conference on Permafrost (Fairbanks, Alaska 2008), 1549-1554.
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Kirschke, S.; Guenther, K.; Wisskirchen, K.; Sachs, T. (2007): Methane emissions from wet polygonal tundra II: Modeling methane fluxes on the regional scale - a case study for the Lena River Delta region. International Conference 'Cryogenic Resources of Polar Regions' (Salekhard, Russia 2007) ..
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Sachs, T.; Giebels, M.; Boike, J.; Kutzbach, L. (2007): Environmental Controls on Methane Emission From Siberian wet Polygonal Tundra on Samoylov Island, Lena River Delta. AGU 2007 Fall Meeting (San Francisco 2007).
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Sachs, T.; Giebels, M.; Wille, C.; Kutzbach, L.; Boike, J. (2007): Methane emissions from wet polygonal tundra I: Growing-season flux measurements on the ecosystem scale and plot scale, Samoylov Island, Lena Delta, Sebiria. International Conference 'Cryogenic Resources of Polar Regions' (Salekhard, Russia 2007).
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Sachs, T.; Wille, C.; Giebels, M.; Kutzbach, L. (2006): Eddy Covariance and Closed Chamber Measurements of Methane Flux from wet Polygonal Tundra at the Lena River Delta, Siberia. AGU Fall Meeting (San Francisco, USA 2006).
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Sachs, T.; Wille, C.; Wagner, D. (2006): Trace Gas Flux Measurements on Samoylov Island, Lena Delta. 8th Workshop SYSTEM LAPTEV SEA (St. Petersburg 2006).
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Sachs, T. (2009): Land-atmosphere interactions on different scales - The exchange of methane between wet Arctic tundra and the atmosphere at the Lena River Delta, Siberia, Dissertation. 199.
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Sachs, T. (2003): Greenhouse Gas Emissions under two Permafrost Regimes. 62.
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Sachs, T. (2008): Siberian Summer – Expeditions to the Lena River Delta.
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Sachs, T. (2007): Spurengasemissionen in der russischen Tundra - Experimentelle Befunde und Modellkonzepte.
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Sachs, T. (2006): CO2-Flüsse in Tundren des Lenadeltas.
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Sachs, T. (2004): Greenhouse gas emissions under two permafrost regimes.
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Sachs, T. (2004): Permafrost Degradation and Greenhouse Gases.
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