Soil Science of Temperate Ecosystems Research Topics Soil biogeochemistry - Low molecular weight organics - Biochemical pathways C and N cycles & transformation - Rhizodeposition - Photosynthesis and C/N turnover - DOM fluxes - Agroforestry Soil - Plant - Microbial interactions: - Priming effects - Nutrient mobilization - Rhizodeposition, Rhizosphere CO2 fluxes: sources & partitioning C sequestration Effects of Global Change: - Land use - Elevated CO2 - Soil degradation - Temperature & warming Pedogenic carbonates CaCO3 BioChar Objects: Hotspots Rhizosphere Detritusphere Biopores Approaches & Methods Tracer & Isotope applications - 14C, 13C, 15N, 33P - Labeling / natural abundance Biomarkers Process related: - Transformations - Rates Pools & Fluxes Enzyme activities, kinetics, localization