Gap Analysis Project


Filter Total Items: 18
Date published: July 29, 2019

Join upcoming webinars or view recorded webinars to learn more about PAD-US


Join upcoming webinars or view recorded webinars to learn more about PAD-US.


Date published: July 9, 2019

Major Update for America’s Inventory of Parks and Other Protected Areas: Protected Areas Database of the United States

A new version of the Protected Areas Database of the U.S. (PAD-US), has major federal, state and easement updates, an easier-to-use data structure, new web services, national-scale printable maps, and more.   USGS Technical Announcement

Date published: May 28, 2019

GAP Terrestrial Vertebrate Species Richness Maps Released for the Conterminous U.S.

The USGS Gap Analysis Project, part of Core Science System's Science Analytics and Synthesis, has released terrestrial vertebrate species richness maps for the Conterminous U.S.

Date published: May 16, 2019

Impact of increased wood pellet demand on biodiversity in the south‐eastern United States

Increasing wood pellet exports from the United States are projected to lead to changes in land use and timberland management, including a shift from natural timberland to pine plantations. These projected changes may impact biodiversity.

Date published: March 6, 2019

New Species Habitat Distribution Maps Now Support Conservation Planning at a National Scale

A new dataset of habitat distribution for terrestrial vertebrate species in the conterminous United States is now available from the USGS.

Date published: September 14, 2018

National species data for CONUS are now available


The largest data release in the 20+ year Gap Analysis effort in the number of data layers and extent. Over 1,700 species/subspecies known range and predicted habitat maps for terrestrial vertebrates covering the conterminous United States.

Date published: July 18, 2018

New Federal Recreation Map

Data from PAD-US has enabled the development of a new map highlighting federal recreation lands and waters in the U.S. 

Date published: June 7, 2017

New Report Released: Completing America’s Inventory of Public Parks and Protected Areas: An Action Plan for 2016-2020

We are pleased to announce the release of a new report, Completing America’s Inventory of Public Parks and Protected Areas: An Action Plan for 2016- 2020 This summary provides information about the current inventory and a proposed action plan for the next few years. You can download the summary or full report at http://www....

Date published: November 22, 2016

Webinar Recording Available for PAD-US Presentation to LCCs

A 45 minute webinar recording is now available for anyone who wants to learn more about PAD-US. 

Date published: September 2, 2016

GAP and LANDFIRE Remap Strategy Team

GAP and LANDFIRE are working together to develop the strategy for producing the 2016 National Terrestrial Ecosystems Dataset for the United States.

Date published: September 2, 2016

Name change for GAP’s National Land Cover Dataset

GAP’s National Land Cover Dataset has a new name: GAP/LANDFIRE National Terrestrial Ecosystems.

Date published: August 4, 2016

New Protected Area Database (PAD-US) Released

Updated national geospatial inventory of public parks and open space lands features greater coverage and accuracy.