Soil carbon loss in warmed subarctic grasslands is rapid and restricted to topsoil

This file includes the variable description of the data files published on Zenodo for the manuscript submitted to Biogeosciences titled 'Soil carbon loss in warmed subarctic grasslands is rapid and restricted to topsoil' 'stocks_data.csv'; includes the C stock data<br> grassland: medium-term warmed (MTW) or long-term warmed (LTW) grassland<br> sampling_year: year in which the soil samples were taken (2013 or 2018)<br> SOC_stock_corr: Mass-corrected soil organic carbon stock<br> SOC_stock: Uncorrected soil organic carbon stock<br> C_perc: soil C % of the soil sample<br> warming: degrees of soil warming (°C)<br> ID: plot soil ID<br> soil_layer: layer of soil sampled (0-10cm or 10-30cm)<br> BD: bulk density (g cm-3)<br> YOW: Years of warming; years the soil was warmed before sampling <br> 'C_input_data.csv'; includes the C input data<br> ID: plot soil ID<br> grassland: medium-term warmed (MTW) or long-term warmed (LTW) grassland<br> AMF_Cnew: C sequestered by AMF (ton C ha-1); data from Zhang et al., 2020<br> fine_root_C: fine root C in soil (ton C ha-1)<br> AGB_C: aboveground biomass C on top of soil (ton C ha-1)<br> warming: degrees of soil warming (°C) 'agg_data.csv'; includes the aggregate fractionation data<br> ID: plot soil ID<br> grassland: medium-term warmed (MTW) or long-term warmed (LTW) grassland<br> warming: degrees of soil warming (°C)<br> rel_mass: Relative aggregate fraction (%)<br> C_perc: C amount in the aggregate fraction (%)<br> abs_C_mass: absolute amount of C per fraction (g C 100 g-1 dw soil) 'DOC_data.csv'; includes the dissolved organic carbon leachate data (data from Edlinger, 2016)<br> year: sampling year of the leachates<br> grassland: medium-term warmed (MTW) or long-term warmed (LTW) grassland<br> ID: plot soil ID<br> warming: degrees of soil warming (°C)<br> DOC: dissolved organic carbon (ppm) 'T_profile_LTW.csv'; includes temperature profile data from the long-term warmed grassland<br> grassland: long-term warmed (LTW) grassland<br> ID: plot soil ID<br> depth: depth (cm) at which the the temperature was measured<br> T_diff_from_10cm: temperature difference compared to 10cm depth (°C) 'fine_root_LTW.csv'; includes fine root density data from the long-term warmed grassland<br> warming: degrees of soil warming (°C)<br> fine_root_density: fine root density (mg roots cm-3)<br> soil_layer: layer of soil sampled (0-10cm or 10-30cm)<br> grassland: long-term warmed (LTW) grassland<br> ID: plot soil ID