BG2.10 | Approaches to measuring, processing and understanding the exchange of gases in soils and ecosystems
Approaches to measuring, processing and understanding the exchange of gases in soils and ecosystems
Convener: James Benjamin Keane | Co-conveners: Klaus Steenberg Larsen, Nicholas Nickerson, Nina Overtoom, Jesper Christiansen

Soils sustain complex patterns of life and act as biogeochemical reactors that produce and consume large quantity of gases, including greenhouse gases, biogenic volatile organic compounds, nitrous acid etc. Interactions with primary producer activity add further complexity to the ongoing gas exchange between soils, ecosystems and the atmosphere. Measurements of gas exchange are not only relevant for deriving emission factors for GHG accounting, for example for agricultural systems, which are central for climate mitigation actions. Such measurements are also important for understanding the underlying processes and their drivers. New technologies including automated chamber systems are developing fast and produce large, high-frequency datasets consisting of thousands of flux measurements of greenhouse gas (GHG) fluxes, carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O), in terrestrial and aquatic ecosystems. They enable new insights into key biogeochemical cycles and their temporal and spatial regulation. However, the increased amount of data also creates a need for new methodologies for raw data processing, data curation, and data analysis to harness the complexity in these data sets. We are looking for abstracts on innovative analyses of the drivers of the gases production/consumption and transport in the ecosystems including field and laboratory studies utilising automated systems for measuring surface-atmosphere GHG exchange, novel processing and analytical approaches and modelling studies based on automated chamber data

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