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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 12, 2025 at 06:04 PM

The Mowing Experiment Biophysical Measurements data set was collected to quantify the effects of grazing and nitrogen fertilization on primary productivity and plant chemistry. The data in this...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 11, 2025 at 06:03 PM

This data set contains two files (.txt format) for study sites in the Mississagi River area of Ontario, Canada (46.35 N -83.38 W elevation 860 m). One file summarizes the results of a series of...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 21, 2025 at 08:36 PM

There is one comma-separated (.csv) data file and one text (.txt) file (bibliographic information) with this data set. This data set provides above-ground net primary production (ANPP) and total...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 25, 2025 at 08:54 PM

This data set contains one data file in comma-delimited (.csv format) that provides observations from Australia for use in parameterizing the Vegetation and Soil-carbon Transfer (VAST) Model...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: September 14, 2025 at 01:45 AM

This data set contains eight data files (.txt format): three net primary productivity (NPP) data files and five climate data files. The NPP estimates are based on field measurements of litterfall...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: September 14, 2025 at 01:45 AM

This data set contains five data files (.txt format). Three data files provide net primary productivity (NPP) estimates for a tropical dry deciduous forest within the 3,300-ha Chamela Biological...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 16, 2025 at 06:06 PM

This data set includes six ASCII files (.txt format). Five files contain productivity values for several types of tropical Amazon rainforest near Manaus, Brazil studied between 1963 and 1990, and...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 24, 2025 at 08:49 PM

This data set contains three data files. One file (.csv format) provides above- and below-ground biomass and leaf area index (LAI) data for a wet arctic tundra meadow (Biome research site 2,...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 15, 2025 at 06:02 PM

This data set contains one text file (.csv format) that provides productivity data for four contrasting tundra vegetation types studied during 1982 near Toolik Lake in the northern foothills of...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-10 | Harvested: September 14, 2025 at 04:59 AM

The BOREAS DSP-5 team generated a NPP image over the BOREAS region from a process-based ecosystem model, the Boreal Ecosystem Productivity Simulator (BEPS). The NPP image was created from a series...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-10 | Harvested: October 29, 2025 at 09:17 PM

The BOREAS Follow-On FLX-01 team collected tower flux, surface meteorological, and soil temperature data at the BOREAS NSA-OBS site continuously from March 1994 through December 1998. Data from...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-10 | Harvested: September 14, 2025 at 04:59 AM

As part of the BOREAS Follow-on, an extended period of data collection was supported in the NSA because of the continued efforts at the NSA-OBS site. This data set contains near-surface...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 24, 2025 at 08:50 PM

This data set contains a single data file (.csv format) that provides gridded values of net primary productivity (NPP) for cropland in eight counties in the central United States for the year 1992...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: September 14, 2025 at 01:47 AM

The NPP Database contains documented field measurements of NPP for global terrestrial sites compiled from published literature and other extant data sources. The NPP Database contains biomass...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 19, 2025 at 06:14 PM

This data set represents a refined set of global net primary productivity (NPP) estimates and model driver data that are the results of the Ecosystem Model-Data Intercomparison (EMDI) workshop...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: September 14, 2025 at 01:45 AM

This data set contains documented field measurements of NPP components for 39 old-growth tropical forests distributed worldwide between latitudes 23.58 N and 23.58 S. The data were compiled from...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 29, 2025 at 09:03 PM

Net primary productivity (NPP) estimates were compiled by the Global Primary Production Data Initiative (GPPDI). The database covers 2,523 individual sites and 5,164 half-degree grid cells and...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-10 | Harvested: October 29, 2025 at 09:18 PM

CO2 and water vapor fluxes and ecosystem characteristics were measured at 24 sites along a 317-km transect from the Arctic coast to the latitudinal treeline in Alaska during the growing seasons of...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: September 14, 2025 at 01:46 AM

This data set includes monthly grassland biomass data, net primary productivity (NPP) estimates, and climate (rainfall amounts and temperature) data for multiple study sites in major grassland...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2024-08-30 | Harvested: June 26, 2025 at 01:12 AM

Metrics from individual Marketplaces during the current reporting period. The report includes data for the states using HealthCare.gov. As of August 2024, CMS is no longer releasing the...

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