Understory

These tutorials are provided to teach the basics of using FOFEM, including creating reports, summaries and graphs, and interpreting results.

The Oregon Postfire Research and Monitoring Collaborative is an interagency group that facilitates shared stewardship by increasing awareness of efforts by various natural resources agencies and organizations to assess and learn from wildfires. It formed in response to the September 2020 Labor Day fires that burned 1.2 million acres in Oregon.Our members span Federal, State, Tribal, and local governments, universities, and the private sector. The collaborative’s structure includes a leadership team and a science team.

Drought affects resources and services provided by national forests and grasslands in the Western United States. This fact sheet summarizes potential management actions to reduce negative effects of drought on major resource areas, developed through science-management workshops. It also provides additional resources to learn more about drought and drought management.

This regular drought status update for the United States is produced using the most recent data and covers a range of outlooks, including current drought conditions, seasonal drought outlook, and severe fire potential. It is organized by Forest Service region. This update covers conditions for April 2026 through June 2026.

Drought affects resources and services provided by national forests and grasslands in the Eastern United States. This fact sheet summarizes potential management actions to reduce negative effects of drought on major resource areas, developed through science-management workshops. It also provides additional resources to learn more about drought and drought management.

This document is a volume within the Urban Forest Inventory and Analysis Database User Guides series, written to assist individuals who access these data. The database description shows the tables and attributes (columns) contained within the database. We labeled each attribute in a database table with its column name, unabbreviated descriptive name, and a detailed description of the attribute. Attributes that we coded include a list of the codes and their meanings. Users familiar with the Forest Inventory and Analysis Database, which we use for the Nationwide Forest Inventory, will find famil...

The Climate and Upland Loading Vulnerability Evaluation and Risk Analysis Tool (CULVERT) is an integrated scientific software platform developed for comprehensive watershed analysis and hydrologic risk assessment. This user manual provides detailed operational procedures and methodological guidance for all software modules, including watershed delineation, regional frequency analysis, rational method calculations, graphical peak discharge estimation, culvert hydraulic capacity assessment, streambank erosion vulnerability analysis, Revised Universal Soil Loss Equation (RUSLE) implementation, an...