<?xml version="1.0" encoding="UTF-8"?><!--*** Generated from internal PANGAEA metadata schema by dif.xslt ***--><DIF xsi:schemaLocation="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/ http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/dif_v9.4.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://gcmd.gsfc.nasa.gov/Aboutus/xml/dif/">
<Entry_ID>PANGAEA_996750</Entry_ID>
<Entry_Title>Raw herbaceous layer projective vegetation cover at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Entry_Title>
<Data_Set_Citation>
<Dataset_Creator>Schild, Laura; Kruse, Stefan; Gloy, Josias; Haupt, Sarah; Ewald, Peter</Dataset_Creator>
<Dataset_Title>Raw herbaceous layer projective vegetation cover at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Dataset_Title>
<Dataset_Release_Date>2026-09-18</Dataset_Release_Date>
<Dataset_Publisher>PANGAEA</Dataset_Publisher>
<Data_Presentation_Form>Dataset</Data_Presentation_Form>
<Online_Resource>https://doi.pangaea.de/10.1594/PANGAEA.996750</Online_Resource>
</Data_Set_Citation>
<Personnel>
<Role>Investigator</Role>
<First_Name>Laura</First_Name>
<Last_Name>Schild</Last_Name>
<Email>laura.schild@awi.de</Email>
</Personnel>
<Discipline>
<Discipline_Name>Earth Science</Discipline_Name>
</Discipline>
<Parameters>
<Detailed_Variable>Other event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Event label</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Date/Time of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Elevation of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Latitude of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Longitude of event</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Abies lasiocarpa, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Achillea millefolium, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Alnus alnobetula, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Alnus sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Apiaceae, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Arctagrostis latifolia, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Arctostaphylos uva-ursi, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Arctous rubra, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Betula glandulosa, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Betula occidentalis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Betula papyrifera, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Bistorta plumosa, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Bistorta vivipara, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Carex scirpoidea, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Carex sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Chamaenerion angustifolium, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Cornus canadensis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Cyperaceae, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Dasiphora fruticosa, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Deadwood, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Diphasiastrum complanatum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Drosera rotundifolia, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Dryas integrifolia, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Empetrum nigrum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Equisetum arvense, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Equisetum sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Equisetum sylvaticum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Eriophorum sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Eriophorum vaginatum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Festuca altaica, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Fragaria virginiana, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Galium sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Geocaulon lividum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Geraniaceae, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Hedysarum alpinum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Juniperus communis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Juniperus horizontalis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Kalmia procumbens, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Koenigia alaskana, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Larix laricina, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rhododendron groenlandicum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rhododendron tomentosum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rhododendron cf. tomentosum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Linnaea borealis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Lupinus arcticus, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Mertensia paniculata, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Orthilia secunda, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Pedicularis labradorica, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Petasites frigidus, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Petasites sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Picea glauca, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Picea mariana, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Platanthera aquilonis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Poaceae, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Pyrola asarifolia, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Pyrola chlorantha, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Pyrola grandiflora, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Pyrola minor, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Pyrola sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Ranunculaceae, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rhododendron lapponicum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rhododendron sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Ribes sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rosa acicularis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rubus chamaemorus, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Rumex arcticus, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Salix pulchra, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Salix reticulata, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Salix sp., cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Saussurea angustifolia, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Saxifragaceae, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Senecio lugens, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Shepherdia canadensis, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Solidago spathulata, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Sorbus aucuparia, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Spinulum annotinum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Spiraea stevenii, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Tofieldia pusilla, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Indeterminata, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Vaccinium microcarpum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Vaccinium uliginosum, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Vaccinium vitis-idaea, cover</Detailed_Variable>
</Parameters>
<Parameters>
<Detailed_Variable>Viburnum edule, cover</Detailed_Variable>
</Parameters>
<ISO_Topic_Category>geoscientificInformation</ISO_Topic_Category>
<Keyword>boreal forest</Keyword>
<Keyword>CA-Land_2022_NWCanada_Forests</Keyword>
<Keyword>EN22002</Keyword>
<Keyword>EN22003</Keyword>
<Keyword>EN22004</Keyword>
<Keyword>EN22005</Keyword>
<Keyword>EN22006</Keyword>
<Keyword>EN22007</Keyword>
<Keyword>EN22008</Keyword>
<Keyword>EN22009</Keyword>
<Keyword>EN22010</Keyword>
<Keyword>EN22011</Keyword>
<Keyword>EN22012</Keyword>
<Keyword>EN22018</Keyword>
<Keyword>EN22019</Keyword>
<Keyword>EN22020</Keyword>
<Keyword>EN22021</Keyword>
<Keyword>EN22032</Keyword>
<Keyword>EN22033</Keyword>
<Keyword>EN22034</Keyword>
<Keyword>EN22037</Keyword>
<Keyword>EN22039</Keyword>
<Keyword>EN22046</Keyword>
<Keyword>EN22047</Keyword>
<Keyword>EN22049</Keyword>
<Keyword>EN22052</Keyword>
<Keyword>EN22055</Keyword>
<Keyword>EN22058</Keyword>
<Keyword>EN22060</Keyword>
<Keyword>EN22062</Keyword>
<Keyword>EN22063</Keyword>
<Keyword>EN22065</Keyword>
<Keyword>EN22069</Keyword>
<Keyword>EN22071</Keyword>
<Keyword>Field observation</Keyword>
<Keyword>ground vegetation</Keyword>
<Keyword>Permafrost</Keyword>
<Keyword>Vegetation</Keyword>
<Keyword>vegetation survey</Keyword>
<Keyword>Vegetation survey</Keyword>
<Sensor_Name>
<Long_Name>Visual estimation in exact nadir according to Li et al. 2023</Long_Name>
</Sensor_Name>
<Source_Name>
<Long_Name>AWI Arctic Land Expedition</Long_Name>
</Source_Name>
<Temporal_Coverage>
<Start_Date>2022-07-15</Start_Date>
<Stop_Date>2022-08-12</Stop_Date>
</Temporal_Coverage>
<Data_Set_Progress>Complete</Data_Set_Progress>
<Spatial_Coverage>
<Southernmost_Latitude>58.75038</Southernmost_Latitude>
<Northernmost_Latitude>68.87965</Northernmost_Latitude>
<Westernmost_Longitude>-138.45203</Westernmost_Longitude>
<Easternmost_Longitude>-121.83234</Easternmost_Longitude>
</Spatial_Coverage>
<Project>
<Short_Name>AWI_Envi</Short_Name>
<Long_Name>Polar Terrestrial Environmental Systems @ AWI</Long_Name>
</Project>
<Access_Constraints>unrestricted</Access_Constraints>
<Use_Constraints>CC-BY-4.0: Creative Commons Attribution 4.0 International</Use_Constraints>
<Data_Set_Language>English</Data_Set_Language>
<Data_Center>
<Data_Center_Name>
<Short_Name>PANGAEA</Short_Name>
<Long_Name>Data Publisher for Earth &amp; Environmental Science</Long_Name>
</Data_Center_Name>
<Data_Center_URL>https://www.pangaea.de/</Data_Center_URL>
<Personnel>
<Role>Data Center Contact</Role>
<First_Name>Michael</First_Name>
<Last_Name>Diepenbroek</Last_Name>
<Email>info@pangaea.de</Email>
<Contact_Address>
<Address>Leobener Str.</Address>
<City>Bremen</City>
<Province_or_State>Bremen</Province_or_State>
<Postal_Code>28359</Postal_Code>
<Country>Germany</Country>
</Contact_Address>
</Personnel>
</Data_Center>
<Distribution>
<Distribution_Media>online</Distribution_Media>
<Distribution_Size>25368 data points</Distribution_Size>
<Distribution_Format>text/tab-separated-values</Distribution_Format>
</Distribution>
<Reference>Schild, Laura; Kruse, Stefan; Gloy, Josias; Haupt, Sarah; Ewald, Peter (2023): Aggregated herbaceous layer projective vegetation cover at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.959408</Reference>
<Reference>Schild, Laura; Kruse, Stefan; Gloy, Josias; Haupt, Sarah; Ewald, Peter (2023): Aggregated moss layer projective vegetation cover at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.959407</Reference>
<Reference>Schild, Laura; Kruse, Stefan; Gloy, Josias; Haupt, Sarah; Ewald, Peter (2023): Projective cover of ground vegetation types at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.959413</Reference>
<Reference>Schild, Laura; Kruse, Stefan; Gloy, Josias; Haupt, Sarah; Ewald, Peter (2023): Raw moss layer projective cover at 32 sites in Northwester Canada, in Summer 2022 (CA-Land_2022_NWCanada) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.959411</Reference>
<Reference>Schild, Laura; Kruse, Stefan; Schildt, Katharina; Ewald, Peter; Gloy, Josias; Haupt, Sarah (2023): Aggregated ground vegetation above-ground biomass at 31 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.959405</Reference>
<Reference>Schild, Laura; Kruse, Stefan; Schildt, Katharina; Ewald, Peter; Gloy, Josias; Haupt, Sarah (2023): Raw plot-wise ground vegetation above-ground biomass at 31 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.959406</Reference>
<Summary>Vegetation surveys were carried out in Northwest Territories, Yukon and British Columbia in Canada. The study area is within the boreal forest biome and is partially underlain by permafrost soils. The aim was to record the projective ground vegetation in different boreal forest types studied during the CA-Land_2022_NWCanada field campaign in July and August 2022. The ground vegetation projective cover in percent was assessed within a circular forest plot of 15m radius. Depending on the heterogeneity of the forest plot, multiple vegetation types (VA, VB, or VC) were surveyed separately. The assignment of a vegetation type is always unique to a site. Up to four quadrats of 2x2 m were surveyed per vegetation type and projective cover in percent recorded separately for herbaceous and moss layers. All vegetation smaller than 40cm was recorded. Additionally, ground vegetation projective cover was surveyed in 4 rings of 50 cm width around the center of the circular forest plot. In total 202 quadrats and rings at 32 forest plots were investigated. All data were collected by scientists from the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI) Germany, and the University of Potsdam Germany. ** For all details see the full metadata description at "https://doi.pangaea.de/10.1594/PANGAEA.996750"!</Summary>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.959405</URL>
<Description>Aggregated ground vegetation above-ground biomass at 31 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.959406</URL>
<Description>Raw plot-wise ground vegetation above-ground biomass at 31 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.959407</URL>
<Description>Aggregated moss layer projective vegetation cover at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.959408</URL>
<Description>Aggregated herbaceous layer projective vegetation cover at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.959411</URL>
<Description>Raw moss layer projective cover at 32 sites in Northwester Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Description>
</Related_URL>
<Related_URL>
<URL>https://doi.pangaea.de/10.1594/PANGAEA.959413</URL>
<Description>Projective cover of ground vegetation types at 32 sites in Northwestern Canada, in Summer 2022 (CA-Land_2022_NWCanada)</Description>
</Related_URL>
<Related_URL>
<URL>https://www.awi.de/en/science/geosciences/polar-terrestrial-environmental-systems.html</URL>
<Description>AWI_Envi</Description>
</Related_URL>
<Metadata_Name>DIF</Metadata_Name>
<Metadata_Version>9.4</Metadata_Version>
<DIF_Creation_Date>2026-09-18</DIF_Creation_Date>
<Last_DIF_Revision_Date>2026-09-18</Last_DIF_Revision_Date>
</DIF>
