Monthly climate variables of isotope-enabled climate model simulations over the last millennium (850-1849CE) version 2
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Here we provide climate fields in monthly resolution for five isotope-enabled model: ECHAM5-wiso (Sjolte et al. 2018, Werner et al. 2016), GISS-E2-R (Lewis and Legrande 2015, Colose et al 2016), iCESM (Brady et al. 2019, Stevenson et al 2019), iHadCM3 (Bühler et al. 2021, Tindall et al. 2009), and isoGSM (Yoshimura et al. 2008) in supplement to Buehler et al. (2021, submitted to Clim. Past. Discuss.). The model simulations were performed with different sets of boundary conditions as described in Bühler et al. (2021, submitted to Clim. Past. Discuss.) in line with the PMIP3 protocoll (Schmidt et al. 2012). We provide output for surface temperature (in K), total precipitation amount (in mm month^-1), evaporation (in mm month^-1), latent heat (in W m^-2), and oxygen isotope ratios of precipitation (in permil).<br> Additionally, we provide simulation output extracted at cave locations within the SISAL v.2. database (https://researchdata.reading.ac.uk/256/, Comas-Bru et al. (2020)). We include output for sites that pass the resolution and dating screening, meaning that have at least 2 radiometric dates (or are lamina-counted) and provide 36 oxygen isotope ratio measurements within the last millennium. For version 2, we updated the damaged ECHAM5 precipitation file and the time axis to the iCESM precipitation and tsurf files.
本数据集提供5个同位素耦合模式的月分辨率气候场数据,分别为ECHAM5-wiso(Sjolte等,2018;Werner等,2016)、GISS-E2-R(Lewis与Legrande,2015;Colose等,2016)、iCESM(Brady等,2019;Stevenson等,2019)、iHadCM3(Bühler等,2021;Tindall等,2009)以及isoGSM(Yoshimura等,2008),作为Buehler等(2021年,提交至《Climate of the Past Discussions.》)研究的补充数据。本研究的模式模拟试验采用了不同的边界条件集合,具体设置详见Bühler等(2021年,提交至《Climate of the Past Discussions.》)的研究,且符合古气候模式比较计划第三阶段(PMIP3,Schmidt等,2012)的协议规范。数据集提供的输出变量包括地表温度(单位:开尔文,K)、总降水量(单位:毫米/月,mm month⁻¹)、蒸发量(单位:毫米/月,mm month⁻¹)、潜热通量(单位:瓦/平方米,W m⁻²)以及降水氧同位素比值(单位:千分比,permil)。 此外,本数据集还提供了从SISAL v.2数据库(https://researchdata.reading.ac.uk/256/;Comas-Bru等,2020)中提取的洞穴点位模拟输出数据。本数据集仅纳入通过分辨率与定年筛选的点位,即至少拥有2个放射性定年结果(或采用纹层计数定年),且在近千年尺度内具备至少36个氧同位素比值测量数据的点位。针对V2版本,我们修复了损坏的ECHAM5降水量文件,并将其时间轴调整为与iCESM降水量及tsurf文件一致的格式。



