Search Data.gov

• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 15, 2025 at 06:03 PM

This data set contains two files (.txt format). One file provides above- and below-ground biomass, soil, and nutrient data for a mature boreal ecosystem (subarctic Picea mariana/lichen woodland)...

• png
• zip
• pdf
• html
• bin

• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-10 | Harvested: October 31, 2025 at 09:26 PM

The BOREAS TE-19 team developed a model called the Spruce and Moss Model (SPAM) designed to simulate the daily carbon balance of a black spruce/moss boreal forest ecosystem. It is driven by daily...

• png
• zip
• bin
• pdf
• bin
• html
• +1 more

• 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...

• png
• zip
• pdf
• html
• bin

• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-10 | Harvested: September 14, 2025 at 05:31 AM

This dataset provides estimates of the uncertainty in components of the carbon cycle including: soil carbon stock, autotrophic respiration (Ra), heterotrophic respiration (Rh), net ecosystem...

• bin
• png
• zip
• pdf
• html
• bin

• 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...

• png
• zip
• pdf
• html
• bin

• 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...

• png
• zip
• pdf
• html
• bin

• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: October 20, 2025 at 08:39 PM

This data set contains four ASCII data files (.txt format), one providing net primary production (NPP) component data and three providing climate data. The NPP studies were conducted in a lowland...

• png
• zip
• pdf
• html
• bin

• Organization: National Aeronautics and Space Administration
• Updated: 2025-09-11 | Harvested: September 14, 2025 at 01:44 AM

This data set contains one net primary productivity (NPP) data file and three climate data files (.txt format) for a fully closed tropical rainforest in the Khao Chong Reserve (7.58 N 99.8 E) in...

• png
• zip
• pdf
• html
• bin

• 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...

• png
• zip
• pdf
• pdf
• html
• bin

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

This data set contains one NPP data file and two climate data files (ASCII .txt format). The NPP file contains above- and below- ground biomass, litterfall, standing litter crop, and nutrient...

• png
• zip
• pdf
• html
• bin

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

This data set contains three files. The first file provides net primary productivity (NPP) estimates, vegetation characteristics, and summary climate data for 720 globally-distributed terrestrial...

• png
• zip
• pdf
• pdf
• html
• bin

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

This data set provides seven data files in text format (.txt). The files provide biomass estimates, soil carbon (C), nitrogen (N), and phosphorus (P) measurements made at an...

• png
• zip
• pdf
• html
• bin

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

This data set provides two data files in text format (.txt). One file contains biomass measurements and cumulative ANPP estimates made between 1978 and 1985 at an ultracontinental steppe at the...

• png
• zip
• pdf
• html
• bin

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

This data set contains three data files in text format (.txt) for a temperate dry steppe at Rio Mayo, Argentia. One file contains quarterly above-ground biomass data for grasses on the steepe (May...

• png
• zip
• pdf
• html
• bin

• 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...

• png
• zip
• pdf
• html
• bin

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

This data set contains three ASCII files (.txt format). One file provides net primary productivity (NPP) data for the moist lowland tropical forest on Barro Colorado Island, Panama. NPP estimates...

• png
• zip
• pdf
• html
• bin

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

This data set contains two ASCII files (.txt format). One file contains monthly productivity data measured on an arid dwarf-shrub steppe in northern Patagonia, Argentina from August 1980 to March...

• png
• zip
• pdf
• html
• bin

• 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...

• png
• zip
• pdf
• html
• bin

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

This data set contains three ASCII files (.txt format). Two files contain above- and below-ground biomass and productivity data for the Osage tallgrass prairie study site (36.95 N, -96.55 W,...

• png
• zip
• pdf
• html
• bin

• 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...

• png
• zip
• pdf
• html
• bin