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Data SetCurrent Source DataPotential new data sourcesPeople InvolvedGitHub IssueDescription of current datasetCurrent, YearsCurrent, ResolutionNew YearsNew resolution
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Land Sea MaskMODIS IGBP Land Cover - MCD12Q1 Version 5.1Data compiled from tiles downloaded from the NASA and USGS Land data Products Distributed Active Archive Center (LP DAAC) website (lpdaac.usgs.gov), mosaicked into global geographic 1km resolution grids. Inland and ocean water bodies used the quality product to identify deep, shallow and coastal ocean water.2001 - 20111 km
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CISM2 Glacier land unit extentGlacier extent is taken from the Randolph Glacier Inventory version 1.0 (RGIv1.0: Arendt et al. 2012). Greenland Ice Sheet provided by Frank Paul and Tobias Bolch (University of Zurich: Rastner et al. 2012). Antarctic Ice Sheet data provided by Andrew Bliss (University of Alaska) extracted from the Scientific Committee on Antarctic Research (SCAR) Antarctic Digital Database version 5.0.20121 km
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Current Day Plant Functional Type (PFT)MODIS IGBP Land Cover - MCD12Q1 Version 5.1Data compiled as described above. Used for modifying Tree Cover as well as assignment of Non Tree PFTs into Shrub and Grass2001 - 20111 km
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MODIS Vegetation Continuous Fields - MOD44B Version 5.1 Data compiled from tiles downloaded from the NASA and USGS Land data Products Distributed Active Archive Center (LP DAAC) website (lpdaac.usgs.gov), mosaicked into global geographic 1km resolution grids. Vegetation Cover Fraction Modified by IGBP Land Cover Type using Google Earth and MODIS LAI correction methods.2000 - 20151 km
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AVHRR Continuous Fields Tree Cover ProjectTree Morphology data of Defries et al. (2000b) is used to specify the VCF modified tree percentage into Needleleaf and Broadleaf types, as well as the Evergreen and Deciduous components.20001 km
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EarthStat 2000, MIRCA 2000 and FAOSTAT productsCombined all Crop Functional Type (CFT) Data for 2005 to give Crop Percentage as described later20050.0833 deg
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CRU 3.24.01 surface air temperature and precipitation The PFT physiology and climate rules of Bonan et al (2002b), developed from Nemani and Running (1996), are used to split the tree, shrub and grass PFTs into tropical, temperate and boreal climate groupings2000 - 20150.25 deg
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MODIS 8 Day Leaf Area Index - MCD15A Version 5.0 MODIS LAI is combined with CRU monthly temperature and precipitation data to determine fractional C3 and C4 grass mapping. MODIS LAI is also used to modify Bare Soil and Non Tree Cover2003 - 20151 km
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Current Day Crop Functional Type (CFT)MIRCA 2000 MIRCA 2000 present-day irrigated and rainfed crop areas dataset of Portmann et al. (2010) consist of global area mapping for all major food crops of the world, as well as fodder grass and other perennial, annual and fibre crops.20000.0833 deg
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EarthStat 2000EarthStat data are generated for the year 2000, based on the work of Monfreida et al. (2008) and Ray et al. (2012). 20000.0833 deg
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UN FAOSTATAnnual country level UN FAOSTAT crop harvest, yield and irrigation data was used to scale up or down the EarthStat 2000 1 km data to achieve the FAOSTAT target values for each country, while maintaining the relative spatial distributions of each value.1961 - 2016Country
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GlaciersCISM2 Glacier land unit extentData compiled as described above. Floating ice is only provided for the Antarctic and does not include the small area of Arctic ice shelves. High spatial resolution vector data were used to determine the area of glacier, ice sheet and floating ice within 30-second grid cells globally.20121 km
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CISM2 Glacier region identifierThe Glacier land unit is also provided with a region identifier for the CISM2 ice sheet model for: 1. Greenland; 2. Greenland Surrounds for potential ice sheet growth; 3. Antarctica; and 4. All other glaciers 20121 km
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CISM2 Glacier elevation classCurrent day distribution of the elevation classes is prescribed from ice sheets and Antarctic ice shelf masks combined with the GLOBE topography to generate the 10 ice-covered areas (Arendt et al. 2012, Rastner et al. 2012, Hastings et al. 1999)20121 km
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LakesLake extentTransient lake area dataset from InneInne / Bill SLake extent is taken from the Global Lake and Wetland Database (GLWD) of Lehner and Doll (2004)within 30-second grid cells globally.20001 km
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Lake depthMean lake depth for each grid cell is calculated based on the global gridded data sets of Kourzeneva (2012)20101 km
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UrbanUrban density class extentTransient BNU RCP85, then Gao and O'Neill (2019) SSPsK. Oleson, B. Fang, L. Zhao, K. ZhangPR#1586, PR#1564Present day global urban density class extent is mapped from from the LandScan 2004 population density dataset following from Jackson et al. (2010) for the four classes of tall building district (TBD), as well as high, medium, and low density (HD, MD, LD) urban developments. Low density not used in CLM520050.05 deg
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Urban regionThe urban density classes are mapped for 33 distinct regions across the globe as described by Jackson et al. (2010).20050.05 deg
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Urban propertiesOleson and Feddema (2019). This includes a new building temperature streams file.K. OlesonPR#591, PR#1157, I#1252The density classes have average building properties provided for 33 distinct regions across the globe as described by Jackson et al. (2010).2005Region
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SoilsSoil DepthSpatially explicit soil thickness data from Pelletier et al., (2016) as described in Brunke et al. (2016) and Swenson and Lawrence, (2015)20150.0833 deg
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Soil Organic MatterWISE 30sec data NOT using SoilGrids v2 5000 km productWill (convert nc), Ufuk (mesh file), Keith (initial testing), Dave (regridding)#1303Majority of the globe from the ISRIC-WISE (Batjes, 2006) mapping, with high latitudes mapping from the 0.25 degree version of the Northern Circumpolar Soil Carbon Database (Hugelius et al. 2012)20050.0833 deg5000m, 1000m data also available
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Soil Mineral CompositionWISE 30sec data NOT using SoilGrids v2 5000 km productWill (convert nc), Ufuk (mesh file), Keith (initial testing), Dave (regridding)#1303IGBP soil dataset (Global Soil Data Task 2000) with the 4931 soil classes mapped to depth varying soil profiles of sand and clay20000.0833 deg5000m, 1000m data also available
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TopographyElevationAverage Elevation calculated from HYDRO1K dataset (Verdin and Greenlee 1996) from USGS1996Various Res Lat - Lon pts
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SlopeAverage Slope calculated from HYDRO1K dataset (Verdin and Greenlee 1996) from USGS1996Various Res Lat - Lon pts
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FmaxFmax value is a scalar showing the maximum fraction of inundation. The 1-km compound topographic indices (CTIs) based on the HYDRO1K dataset (Verdin and Greenlee 1996) 19960.125 deg
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RiversMOSART River NetworkDominant River Tracing (DRT) algorithm from Wu et al. (2011) and Wu et al. (2012) using the baseline high-resolution hydrography dataset is the 1 km resolution HydroSHEDS data of Lehner and Doll (2004) and Lehner et al. (2008)20000.5 deg
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MOSART Channel SlopeDominant River Tracing (DRT) algorithm from Wu et al. (2011) and Wu et al. (2012)20000.5 deg
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MOSART Channel RoughnessDominant River Tracing (DRT) algorithm from Wu et al. (2011) and Wu et al. (2012)20000.5 deg
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PFT Leaf and Stem Area Index ValuesCurrent Day Plant and Crop Functional Types (PFTs and CFTs)Data compiled as described above. The PFT Monthly LAI and SAI values are generated following updated methods from Lawrence and Chase (2007).20051 km
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MODIS 8 Day Leaf Area Index - MCD15A Version 5.0 Data compiled as described above.2003 - 20151 km
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CRU 3.24.01 surface air temperature and precipitation Data compiled as described above.2000 - 20150.25 deg
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PFT Canopy HeightCurrent Day Plant and Crop Functional Types (PFTs and CFTs)Data compiled as described above. The new PFT Canopy Height values are generated following updated methods from Lawrence and Chase (2007).20051 km
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ICESAT canopy heightThe relative PFT canopy heights used to disaggregate the observed by the ICESAT for the grid cell.2003 - 20151 km
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Soil ColorCurrent Day Plant and Crop Functional Types (PFTs and CFTs)Data compiled as described above. The Soil Color values are generated following updated methods from Lawrence and Chase (2007). 20051 km
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MODIS 8 Day Albedo - MCD43A2 Version 5.1 Monthly Climatology Visible and NIR solar noon albedo were compiled from the USGS DAAC. Albedo values were used to optimize soil colors with offline version of the two stream radiation model with current day PFTs/CFTs, snow fraction, CLM4.5 soil moisture, and downwelling solar.2003 - 20151 km
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MODIS 8 Day Snow Fraction - MCD43A3 Version 5.1Monthly Climatology Snow cover fraction were compiled from the USGS DAAC.2003 - 20151 km
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CLM4.5 Soil MoistureMonthly Climatology Data generated at 0.9x1.25 degree resolution from CMIP5 historical run interpolated to 1km1985 - 20040.9 deg
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CLM4.5 Downwelling SolarMonthly Climatology Data generated at 0.9x1.25 degree resolution from CMIP5 historical run interpolated to 1km1985 - 20040.9 deg
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Fire ModelPopulationAnnual global population density maps from the Database of the Global Environment version 3.1 (HYDEv3.1) (Klein Goldewijk 2011), the Gridded Population of the World version 3 dataset (GPWv3) (CIESIN, 2005), and CMIP6 Shared Socio-Economic Projection (SSP) global population maps for are used for the period 2015 – 21001850 - 21000.5 deg
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Gross Domestic ProductISIMIP has transient data, over historical periodGDP data for IPCC-SRES and derived from country-level World Bank’s World Development Indicators (WDI) measured in constant 1995 US dollars (World Bank, 2004) and the UN Statistics Database (UNSTAT, 2005). 20000.5 deg
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Peatland AreaThe global peatland data was generated from data in Indonesia and Malaysian Borneo from Olson et al. (2001), data in Canada from Tarnocai et al. (2011), and bog, fen and mire data in boreal regions (north of 45N) outside Canada provided by the Global Lakes and Wetlands Database (GLWD) of Lehner and Döll (2004).20000.5 deg
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Volatile Organic CompoundsIsoprene Emission FactorsUpdating with Megan 3.1#1323Isoprene emission factors are globally mapped for PFT groups at the 0.5x0.5 degrees resolution. These global maps are taken from the data of Guenther et al. (2012).20050.5 deg
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MethaneMonthly Inundated FactorsThe Three Inundation Factors (Fi) from Prigent et al. (2007): are Maximum Inundation Factor (F0), the seasonal Surface Runoff Factor (P3), and the Water Table Depth Factor (ZWT0)1993 - 20000.25 deg
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Transient Plant Functional TypesCurrent Day Plant Functional Types (PFTs)Current Day PFTs compiled as described above. The Global PFT distributions from 2005 are combined with the LUH2 land use time series to generate time series of CLM5 PFTs for each land use class for each grid cell for each year20050.25 deg
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Historical Land Use Harmonization Time Series StatesLUH2 historical reconstruction from 850 to 2015 is predominantly based on the History of the Global Environment database (HYDE 3.2), with land use derived from historical population densities as detailed in Klein Goldewijk et al. (2017). For the modern period the mapping is steered towards satellite information using the land cover data of the UNFAO agricultural land use (FAO 2020a), the FAO Global Forest Resources Assessment for 2000 (FAO 2000), and Landsat forest change detection from Hansen et al. (2013), as described in Hurtt et al. (2020). 850 - 20150.25 deg
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Transient Holocene Land Use HarmonizationLUH2 annual land use time series is generated using the first 10 years of the LUH2 historical time series (850 – 859 CE) combined with the HYDE 3.2 population data for the same period. The population data for the Holocene prior to the LUH2 data is then used to scale land use for each grid based on the population of that year relative to the beginning of the LUH2 time period.6000bce - 850ce0.25 deg
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Transient Share Socio-economic Pathway (SSP) Land Use HarmonizationCMIP6 range of future SSPs generated by ScenarioMIP as evolutions of the SSP narratives and their associated challenges for mitigation and adaptation (Riahi et al. 2017) and (O’Neill et al. 2016). The IAMs responsible produce time series of land use for each of the SSPs as described in Popp et al. (2017) harmonized to a common starting point in 2015 as described in Hurtt et al. (2020). 2015 - 23000.25 deg
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Transient Crop Functional TypesCurrent Day Crop Functional Types (CFTs)Bring in winter wheat on the CFT, Peter raised issues with defining when and where winter wheat is plantedPeter, Jotyi, SamCurrent Day CFTs compiled as described above. The Global CFT distributions from 1961 to 2016 are combined with the LUH2 land use time series to generate time series of CLM5 CFTs for each land use class for each grid cell for each year1961 - 20160.25 deg
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Transient Holocene, Historical and SSP Land Use Harmonization Time Series StatesLUH2 transient holocene, historical reconstruction and SSP scenarios for annual crop types as described above and in detail in Hurtt et al. (2020). 6000bce - 850ce0.25 deg
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Shifting CultivationTransient Plant and Crop Functional TypesPeterTransient PFTs and CFTs compiled as described above. The Global PFT and CFT distributions are combined with the LUH2 land use time series to generate time series of CLM5 Gross Unrepresented PFT changes for each land use class for each grid cell for each year6000bce - 23000.25 deg
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Transient CFT IrrigationTransient Crop Functional TypesTransient CFTs compiled as described above. The Global CFT distributions from 6000bce to 2300 are combined with the LUH2 annual crop type irrigation mapping to produce CLM5 Irrigated CFTs for each crop class for each grid cell for each year6000bce - 23000.25 deg
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Land Use Harmonization Time Series ManagementLUH2 annual Crop Type Irrigation described in Hurtt et al. (2020). 6000bce - 23000.25 deg
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Transient CFT FertilizerCurrent Day Crop Functional Types (CFTs)Transient CFTs compiled as described above. The Global CFT distributions from 6000bce to 2300 are combined with the LUH2 annual crop type fertilizer mapping to produce CLM5 CFT Fertilizer for each crop class for each grid cell for each year6000bce - 23000.25 deg
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Land Use Harmonization Time Series ManagementLUH2 annual Crop Type Fertilizer described in Hurtt et al. (2020). 6000bce - 23000.25 deg
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Transient Wood HarvestTransient Plant Functional TypesTransient PFTs compiled as described above. The Global PFT distributions are combined with the LUH2 land use time series grid cell carbon harvest amounts for the five wood harvest classes to generate time series of CLM5 PFT level wood harvest amounts in gC/yr wood harvest harvest class for each grid cell for each year6000bce - 23000.25 deg
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Land Use Harmonization Time Series ManagementLUH2 annual Wood Harvest grid cell amounts in kg/yr for the five classes of Primary Forest, Primary Non Forest, Secondary Young Forest, Secondary Mature Forest and Secondary Non Forest as described in Hurtt et al. (2020). 6000bce - 23000.25 deg
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Transient LakeInne; historic timeseriesInne / Bill Sacks
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Roughness lengh PRData from Catherine Prigent, that Ronny Meier usesRonny Meier#1316
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Manure, this could be a streams file?Transient manure dataset availableSam Rabin
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