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The Forest Inventory and Analysis (FIA) research program has been in existence since mandated by Congress in 1928. FIA's primary objective is to determine the extent, condition, volume, growth,...
Search relevance: 213.29 | Views last month: 35 | Catalog Last Checked: October 09, 2026 at 04:38 PM -
This data describe the abundance of individual lichen species across the U.S. as recorded in the Forest Health and Monitoring dataset of the Forest Inventory and Analysis program (i.e. Phase 3...
Search relevance: 69.27 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 06:55 PM -
This dataset provides 90-m resolution maps of estimated forest aboveground biomass (Mg/ha) for nominal year 2011 and projections of carbon sequestration potential for the state of Maryland....
Search relevance: 52.41 | Views last month: 3 | Catalog Last Checked: November 04, 2026 at 12:54 AM -
This dataset provides 90 m estimates of forest aboveground biomass (Mg/ha) for nominal 2011 and projections of carbon sequestration potential for 11 states in the Regional Greenhouse Gas...
Search relevance: 50.81 | Views last month: 2 | Catalog Last Checked: November 04, 2026 at 12:55 AM -
This feature class represents forest area estimates (and percent sampling error) by county for the year 2015. The data was generated from the Forest Inventory Analysis (FIA) using the EVALIDator...
Search relevance: 49.26 | Views last month: 2 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
This feature class represents forest area estimates (and percent sampling error) by county for the year 2016. The data was generated from the Forest Inventory Analysis (FIA) using the EVALIDator...
Search relevance: 48.82 | Views last month: 7 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
This feature class represents forest area estimates (and percent sampling error) by county for the year 2017. The data was generated from the Forest Inventory Analysis (FIA) using the EVALIDator...
Search relevance: 48.82 | Views last month: 2 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
This feature class represents forest area estimates (and percent sampling error) by county for the year 2019. The data was generated from the Forest Inventory Analysis (FIA) using the EVALIDator...
Search relevance: 48.82 | Views last month: 2 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
This dataset compiles spatial occurrence and demographic information for six non-native invasive tree and shrub species—autumn olive, bush honeysuckles, Callery pear, princess tree, privet, and...
Search relevance: 48.82 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:31 PM -
This feature class represents forest area estimates (and percent sampling error) by county for the year 2018. The data was generated from the Forest Inventory Analysis (FIA) using the EVALIDator...
Search relevance: 48.82 | Views last month: 1 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
Spatial analysis and statistical summaries of the Protected Areas Database of the United States (PAD-US) provide land managers and decision makers with a general assessment of management intent...
Search relevance: 44.60 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 08:04 PM -
Spatial analysis and statistical summaries of the Protected Areas Database of the United States (PAD-US) provide land managers and decision makers with a general assessment of management intent...
Search relevance: 44.60 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 09:00 PM -
Estimates of the woody biomass density and pools were derived at the county scale of resolution of all forests of the eastern United States using new approaches for converting inventoried wood...
Search relevance: 44.22 | Views last month: 1 | Catalog Last Checked: November 04, 2026 at 12:24 AM -
We created a single map of surface water presence by intersecting water classes from available land cover products (National Wetland Inventory, Gap Analysis Program, National Land Cover Database,...
Search relevance: 43.53 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 07:51 PM -
An area depicting designated land boundaries, excluding boundaries designated by proclamation. This data is intended for read-only use. The PAD-US feature classes were developed by the Forest...
Search relevance: 42.84 | Views last month: 1 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
An area depicting designated land boundaries which are designated by proclamation. This data is intended for read-only use. The PAD-US feature classes were developed by the Forest Service for...
Search relevance: 42.81 | Views last month: 2 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
An area depicting a type of special use authorization (usually granted for linear rights-of-way) that is utilized in those situations where a conveyance of a limited and transferable interest in...
Search relevance: 41.57 | Views last month: 1 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
An area depicting ownership parcels of the surface estate. This data is intended for read-only use. The PAD-US feature classes were developed by the Forest Service for submission to the Protected...
Search relevance: 41.51 | Views last month: 6 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
Spatial analysis and statistical summaries of the Protected Areas Database of the United States (PAD-US) provide land managers and decision makers with a general assessment of management intent...
Search relevance: 40.06 | Views last month: 9 | Catalog Last Checked: September 10, 2026 at 08:14 PM -
This technical report documents the acquisition of source data, and calculation of land cover summary statistics datasets for ten National Park Service National Capital Region park units and three...
Search relevance: 38.97 | Views last month: 6 | Catalog Last Checked: September 10, 2026 at 07:17 PM
