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1. NGEE Arctic Plant Traits: Soil Cores, Kougarok Road Mile Marker 64, Seward Peninsula, Alaska, 2016 [NGEE Arctic Plant_Traits_Soil_Cores_Kougarok_Road_Mile_Marker_64_Seward_Peninsu]
Data describes soil cores collected at vegetation plots at the Kougarok hill slope located at Kougarok Road, Mile Marker 64 in July 2016. Data upload will be completed January 2017.


2. NGEE Arctic Tram: Photographs over Low- and High-Centered Polygon Vegetation Communities, Barrow, Alaska, 2014-2017 [NGEE_Arctic_Tram_Photographs]
This dataset provides a digital image of each measurement position stop for every run of the Tram. There are 137 stops per run and there were sometimes multiple runs per day. This first version provides ...


3. NGEE Arctic HR1024i Canopy Spectral Reflectance, Drained Thaw Lake Basin, Barrow, Alaska, July 2015 [NGEE_Arctic_HR1024i]
Measurements of full-spectrum (i.e. 350-2500nm) canopy spectral reflectance along the NGEE-Arctic DTLB in Barrow, Alaska. Spectra were collected using the HR-2014i instrument mounted on a tripod together ...


4. NGEE Arctic Plant Traits: Vegetation Plot Locations, Ecotypes, and Photos, Kougarok Road Mile Marker 64, Seward Peninsula, Alaska, 2016 [NGEE_Arctic_Plant_Traits_Vegetation_Locations_Ecotypes_Photos_Kougarok]
Data includes GPS waypoints for intensive plots, reference points, vegetation plots, and soil temperature/moisture monitoring stations that were established in July 2016 at the Kougarok hill slope ...


5. Soil Organic Carbon Degradation in Low Temperature Soil Incubations from Flat- and High-Centered Polygons, Barrow, Alaska, 2012-2013 [NGEE_Soil_Organic_Carbon_Degradation_Flat_High_Centered_1]
This dataset provides information about organic acids accumulation and ferrous ion concentrations during soil incubations at controlled temperature. Soil cores were collected in 2012 and 2013 from ...


6. Soil Temperature and Moisture, Teller Road Mile Marker 27, Seward Peninsula, Alaska, beginning 2016 [NGEE_Soil _Temp_Moisture_Teller_1]
Daily averages of soil temperature and moisture measured once every hour at different heights. The "vertical_offset" field represents the heights. Deployed at each site is an Onset HOBO U30 data logger ...


7. Soil Temperature and Moisture, Council Road Mile Marker 71, Seward Peninsula, Alaska, beginning 2016 [NGEE_Soil _Temp_Moisture_Council_1]
Daily averages of soil temperature and moisture measured once every hour at different heights. The "vertical_offset" field represents the heights. Deployed at each site is an Onset HOBO U30 data logger ...


8. Soil Temperature and Moisture, Kougarok Road Mile Marker 64, Seward Peninsula, Alaska, beginning 2016 [NGEE_Soil _Temp_Moisture_Kougarok_1]
Daily averages of soil temperature and moisture measured once every hour at different heights. The "vertical_offset" field represents the heights. Deployed at each site is an Onset HOBO U30 data logger ...


9. Modeling the spatio-temporal variability in subsurface thermal regimes across a low-relief polygonal tundra landscape: Modeling Archive [NGEE_Model_spatio_temporal_variability_1]
This Modeling Archive is in support of an NGEE Arctic discussion paper under review and available at http://www.the-cryosphere-discuss.net/tc-2016-29/. Vast carbon stocks stored in permafrost soils ...


10. Radiocarbon in Soil and CO2 with Surface Gas Flux Soil Temperature and Soil Moisture, Barrow, Alaska, 2012-2014 [NGEE_Radiocarbon_in_Soil_1]
Dataset includes Delta14C measurements made from CO2 that was collected and purified in 2012-2014 from surface soil chambers, soil pore space, and laboratory soil incubations. In addition to Delta14CO2 ...


11. Soil Mesocosm CO2 Emissions after 13C-glucose Addition, Soil Physical and Chemical Characteristics, and Microbial Biomass, Barrow, Alaska, 2014-2016 [NGEE_Soil_Mesocosm_1]
Measurements made from a 2014-2016 field glucose addition experiment. Dataset includes measurements of surface trace gas emissions (Delta13C of ecosystem respiration and source-partitioned surface ...


12. Historical CO2 Records from the Law Dome DE08, DE08-2, and DSS Ice cores, CDIAC/Trends and WDC/Paleoclimatology [CDIAC_TRENDS_CO2_LAWDOME]
The CO2 records presented here are derived from three ice cores obtained at Law Dome, East Antarctica from 1987 to 1993. The Law Dom site satisfies many of the desirable characteristics of an ideal ...


13. Depth resolved core physical-chemical data from Site 0 and AB transect, Barrow, Alaska [Depth_resolved_core_physical_chemical_data_Site_0_AB_transect_Barrow_Alaska]
This is a compilation of the physical and chemical data for cores collected at the NGEE-arctic site 0 and ABCD plots. The datasets are depth-resolved and down to ~ 4m below ground surface for some ...


14. Vegetation Warming Experiment: Time Lapse Photography, Barrow, Alaska, 2017 [Vegetation_Warming_Experiment_Time_Lapse_Photography_Barrow_Alaska_2017]
Time lapse photography of experimental plots within 5 warming chambers and paired control plots.


15. Full Spectrum (350 - 2500 nm) Leaf and Canopy Spectral Reflectance, Seward Peninsula, Alaska, 2016 [FullSpectrum_Leaf_Canopy_Spectral_Reflectance_Seward_Peninsula_Alaska]
Measurements of leaf-level and vegetation canopy spectral reflectance. Leaf-level measurements were made with a full-spectrum (i.e. 350-2500 nm) spectroradiometer using a 1.2 meter fiber optic cable ...


16. NGEE Arctic Zero Power Warming PhenoCamera Images, Barrow, Alaska, 2016 [NGEE_Arctic_Zero_Power_Warming_PhenoCamera]
StarDot NetCam SC pheno camera images collected from the top of the Barrow, BEO Sled Shed. The camera was installed to monitor the BNL TEST group's prototype ZPW (Zero Power Warming) chambers during ...


17. Soil Physical, Chemical, and Thermal Characterization, Council Road Site, Seward Peninsula, Alaska, 2016 [Soil_Physical_Chemical_Thermal Characterization_Council_Road_Site_Seward_Penins]
This dataset provides the results of physical, chemical, and thermal characterization of soils at the Council Road Site at MM71, Seward Peninsula, Alaska. Soil pits were dug on 11 September 2016 at ...


18. Tree and Shrub Structural Measurements, Seward Peninsula, Alaska, 2017 [Tree_Shrub_Structural_Measurements_Seward_Peninsula_Alaska_2017]
Measurements of shrub leaf area index (LAI), FPAR, light transmittance, height, diameter, crown diameter, species, and dGPS location. LAI/FPAR were measured with a LiCor LAI-2200.


19. UAS Remote Sensing Datasets, Seward Peninsula, Alaska, 2017 [UAS_Remote_Sensing_Datasets]
Very high spatial resolution digital imagery, derived canopy height using structure from motion (SfM) technique, visible to near-infrared canopy reflectance, and thermal infrared (TIR) imagery collected ...


20. NGEE Arctic Plant Traits: Soil Depth, Kougarok Road Mile Marker 64, Seward Peninsula, Alaska, Beginning 2016 [NGEE_Arctic Plant_Traits_Soil_Depth_Kougarok]
Soil depth was measured at the Kougarok site located on the Seward Peninsula using a thaw depth probe inserted into the ground until the point of contact with frozen soil or rock. Measurements were ...


21. Vegetation Warming Experiment: Plant Physiology, Barrow, Alaska, 2017 [Vegetation_Warming_Experiment]
Gas exchange measurements of vegetation within warming chambers and paired control plots.


22. NGEE Arctic Core Locations, Sampling Characteristics, Collection, and Contacts, Barrow, Alaska, USA [NGEE_Arctic_Core_Locations_Sampling_Characteristics_Collection_Contacts_Barrow_]
This dataset includes associated information about individual core samples (e.g. collection date, storage location, core length, thaw depth). This information is supplemental to the "NGEE Instrumentation ...


23. NGEE Arctic Tram: Continuous Soil Moisture and Temperature Measurements across Low- and High-Centered Polygonal Ground, Barrow, Alaska, 2014-2016 [NGEE_Arctic_Tram_01]
This data set reports the continuous soil moisture and temperature measurements collected from August of 2014 to September of 2016 along the footprint of the NGEE Arctic Tram. Soil moisture and temperature ...


24. Active Layer Soil Carbon and Nutrient Mineralization, Barrow, Alaska, 2012 [Active_Layer_Soil_Carbon_Nutrient_Mineralization_Barrow_Alaska_2012]
This data set consists of bulk soil characteristics as well as carbon and nutrient mineralization rates of active layer soils manually collected from the field in August, 2012, frozen, and then thawed ...


25. Free Air Carbon Dioxide (CO2) Enrichment (FACE) Program Data at Brookhaven National Laboratory (BNL/DOE) [FACE_BNL]
The Free Air CO2 Enrichment (FACE) program uses technologies capable of providing a means by which the environment around growing plants may be modified to realistically simulate future concentrations ...


26. Geospatial Watershed Data for the NGEE Arctic Project, Alaska [Geospatial_Watershed_Data_NGEE_Arctic]
This dataset includes geospatial data of watersheds for use in the NGEE Arctic project - HUC8, HUC10, HUC12. Includes shapefiles and KMZ files for all of Alaska and clipped for the Seward Peninsula.


27. Soil Physical, Chemical, and Thermal Characterization, Teller Road Site, Seward Peninsula, Alaska, 2016 [Soil_Physical_Chemical_Thermal_Characterization_Teller_Road_Site_Seward_Peninsu]
This dataset provides the results of physical, chemical, and thermal characterization of soils at the Teller Road Site, Seward Peninsula, Alaska. Soil pits were dug from 7-14 September 2016 at designated ...


28. Monthly Atmospheric CO2 Mixing Ratios from the NOAA CMDL Carbon Cycle Cooperative Global Air Sampling Network, 1968-2002 [CDIAC_CO2_CMDL2]
This dataset consists of monthly carbon dioxide (CO2) mixing ratios from the National Oceanic and Atmospheric Administration (NOAA) Climate Monitoring and Diagnostics Laboratory (CMDL - formally the ...


29. Monthly Energy Review Database from the DOE Energy Information Administration (EIA) [DOE_EIA_MERDB]
The "Monthly Energy Review Database" presents the Energy Information Administration's (EIA) current monthly energy statistics. Focused primarily on the United States, the Database contains the same ...


30. Monthly Mean Pressure Reconstructions for Europe (1780-1980) and North America (1858-1980), CDIAC NDP-025 [CDIAC_NDP25]
This package contains monthly grid-point pressure data for Europe (1780-1980) and for North America (1858-1980). Some of the data are reconstructed values calculated using a principal components ...


31. Monthly Surface Air Temperature Time Series Area-averaged Over the 30-degree Latitudinal Belts of the Globe, 1881-2005 [CDIAC_TEMP_TRENDS_LUGINA]
This data set, an update of the Vinnikov-Groisman-Lugina temperature data set, is for the period 1881-2005. The temperature anomaly data is in 30 degree latitudinal bands and is mainly from the "World ...


32. Monthly atmospheric 13C/12C isotopic ratios for 10 SIO stations, in CDIAC/Trends [CDIAC_C_ISO_SIO]
Stable isotopic measurements for atmospheric 13C/12C and 18O/16O at global sampling sites have been carried out by Dr. C.D. Keeling and co-workers at Scripps Institution of Oceanography (SIO) since ...


33. Mooring SOFS_142W_46S Carbon Data [Moorings_SOFS_142W_46S]
Ocean Carbon Dioxide Data from Mooring SOFS_142W_46S


34. Mosaicked Historic Airborne Imagery from Seward Peninsula, Alaska, Starting in the 1950's [Mosaicked_Historic_Airborne_Imagery_Seward_Peninsula_Alaska_Starting_1950s]
Historical airborne imagery for each Seward Peninsula NGEE Arctic site - Teller, Kougarok, Council - with multiple years for each site. This dataset includes mosaicked, geolocated and, where possible, ...


35. NGEE Arctic Webcam Photographs, Barrow Environmental Observatory, Barrow, Alaska [NGEE_Arctic_Webcam_Photographs_Barrow_Environmental_Observatory_Barrow_Alaska]
The NGEE-Arctic Webcam (PTZ Camera) captures two views of seasonal transitions from its generally south-facing position on a tower located at the Barrow Environmental Observatory near Barrow, Alaska. ...


36. NGEE Instrumentation and Sample Site Coordinates, Barrow, Alaska USA [NGEE_Instrumentation_Sample_Site_Coordinates_Barrow_Alaska_USA]
This text (csv) file contains the location coordinates for all NGEE-Arctic related instrumentation and sampling sites near Barrow, Alaska. Coordinates are provided in both UTM northing (meters) and ...


37. NOAA/CMDL Trace Halocarbons Data in the Marine Atmosphere, and Surface and Subsurface Waters Measured in 1994-2004 [CDIAC_CMDL_HALOCARBONS]
NOAA/CMDL values of trace halocarbons in the marine atmosphere, and surface and subsurface waters measured in 1994-2004 These research expeditions were conducted over a 10-year period with the primary ...


38. NOx and SO2 Emission Data Bases for Atmospheric Chemistry Studies from the Lawrence Livermore National Laboratory (LLNL) [LLNL_TRACE_GAS]
Global data bases of trace gas emissions to the atmosphere have been compiled for use in atmospheric chemistry studies. The data bases are global emissions of nitrogen oxides (NOx) and sulfur dioxide ...


39. NREL Wind Integration Datasets [NREL_Wind_Integration_Datasets]   CHILD DIFs
The Wind Integration Datasets provide energy professionals with a consistent set of wind profiles for the eastern United States and the western United States. Both datasets provide ten minute time-series ...


40. Nitrogen concentration and isotope dataset for environmental samples from 2012 and 2013, Barrow, Alaska [Nitrogen_concentration_and_isotope_dataset]
Dataset includes nitrate concentrations for polygonal active layer samples, snowmelt; ammonium concentrations for active layer samples; nitrate isotopes for active layer samples, snowmelt, permafrost; ...


41. Northern Hemisphere Biome- and Process-Specific Changes in Forest Area and Gross Merchantable Volume: 1890-1990, CDIAC/DB1017 [CDIAC_DB1017]
The database DB1017 consists of annual values (1890 through 1990) of the areal extent (Ha) and gross merchantable (wood) volume (GMV in m3) of depletion and accrual processes in Northern ...


42. Organic Carbon Transformation and Mercury Methylation in Tundra Soils from Barrow Alaska [Organic_Carbon_Transformation_Mercury_Methylation_Tundra_Soils_Barrow_AK]
This dataset includes information on soil labile organic carbon transformation and mercury methylation for tundra soils from Barrow, Alaska. The soil cores were collected from high-centered polygon ...


43. Parallel Climate Model (PCM) Output Data [PCM]
The Parallel Climate Model (PCM) a joint effort to develop a DOE-sponsored parallel climate model between Los Alamos National Laboratory (LANL), the Naval Postgraduate School (NPG), the US Army Corps ...


44. Parallel Ocean Program (POP) Model Output Data from the Earth System Grid (ESG) [NCAR_POPModel]
The CCSM3.0 POP is based upon POP Version 1.4.3, which was developed at Los Alamos National Laboratory. Over the course of CCSM3 POP model development, there have been many ...


45. Partitioned respiration from glucose addition manipulation with associated soil temperature, moisture, microbial biomass, mineral N availability, and elemental analysis, Barrow, Alaska, 2014-2016 [Partitioned_respiration_Barrow_Alaska_2014_2016]
Measurements made from a 2014-2016 field glucose addition experiment. Dataset includes measurements of surface trace gas emissions (Delta13C of ecosystem respiration and source-partitioned surface ...


46. Petroleum, Natural Gas, Coal, Electricity, and Nuclear Energy Data from the DOEEnergy Information Administration (EIA) via the WWW [DOE_EIA]
The Department of Energy's Energy Information Administration (EIA) home page on the WWW is 'http://www.eia.doe.gov/'. The EIA anonymous FTP site is 'ftp://ftp.eia.doe.gov/'. ...


47. Plant Available Nutrients, Barrow, Alaska, Ver. 1 [Plant_Available_Nutrients_Barrow_Alaska_Ver1]
This dataset reports measurements of plant available nutrients made using Plant Root Simulator (PRS) probes (Western Ag Innovations Inc.) during 2012 and 2013 at the Next-Generation Ecosystem Experiments ...


48. Plant Physiology Data, Barrow, Alaska, 2013 [Plant_Physiology_Data_Barrow_Alaska_2013]
Survey measurements of photosynthetic rate and stomatal conductance together with carbon dioxide concentration, temperature, PAR, and relative humidity for 8 species on the BEO. http://dx.doi.org/10.5440/1167160. ...


49. Plant Root Characteristics and Dynamics in Arctic Tundra Ecosystems, 1960-2012 [Plant_Root_Characteristics_Dynamics_Arctic_Tundra_Ecosystems_1960-2012]
Plant roots play a critical role in ecosystem function in arctic tundra, but root dynamics in these ecosystems are poorly understood. To address this knowledge gap, we synthesized available literature ...


50. Plant community composition and vegetation height, Barrow, Alaska, Ver. 1 [Plant_community_composition_vegetation_height_Barrow_Alaska_Ver1]
This dataset contains i) the results of field surveys of plant community composition and vegetation height made between 17th and 29th July 2012 in 48, 1 x 1 m plots located in areas A-D of Intensive ...


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