WebTime Since Last Fire The number of years elapsed between the most recent fire recorded in the fire perimeters database and the version year of the FRID map being used. Mean Reference Fire Return Interval An approximation of how often in years, on average, a given PFR (Presettlement Fire Regime) likely burned in the three or four centuries prior ... WebOct 19, 2024 · vegetation, reduce biodiversity, and modify fire behavior and fire return interval. Areas within the fire perimeter are susceptible to invasive noxious weed spread from existing populations and inadvertent spread due to fire suppression operations, Invasive species can be aggressive colonizers of burned lands as well.
Region 5 - Geospatial Data
WebFRID data consists of information compiled about fire return intervals for major vegetation types on the 18 National Forests in California and adjacent land jurisdictions. Comparisons are made between pre-Euroamerican settlement and contemporary fire return intervals (FRIs). Current departures from the pre-Euroamerican settlement FRIs are calculated … WebFire interval [Fire-free interval, Fire-return interval] n. The amount of time between successive fire events in a given stand or landscape. Discussion. Documenting … the potteries jersey
Abstract: Plumas County GIS PLUMAS COUNTY FIRE RETURN …
WebcurrentFRI: The current fire return interval is calculated by dividing the number of years in the fire record (e.g., 2024-1908=112 years inclusive) by the number of fires occurring … WebThe Fire Return Interval (FRI) layer quantifies the average period between fires under the presumed historical fire regime. FRI is intended to describe one component of historical fire regime characteristics in the context of the broader historical time period … 40 Scott and Burgan Fire Behavior Fuel Models 2024. FBFM40. AK (644 MB; … LANDFIRE, Mean Fire Return Interval, MFRI, table: Description: Mean Fire … A minor problem was recently identified with the Aspect, Elevation, Slope, Existing … WebFire return interval is the time between fires in a designated area. Where present, tree scars are the most common indicator of fire frequency and return interval in a particular … the potteries yapton