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Multi-Stressor Refugia
This raster dataset represents sites that may provide protection for natural communities from multiple threats including climate, fire, altered river channels, and density of... -
Fire Return Interval Departure (Frid) - Mean Condition Class
This metric, uses the mean percent FRID to a measure of the extent to which contemporary fires (i.e., since 1908) are burning at frequencies similar to the frequencies that... -
Northern Spotted Owl Habitat; Topo-Climatic Fire Refugia
Maps that represent the relative probability of fire refugia generated from an empirical model trained on the aggregate history (1985-2019) of wildfire severity, topographical... -
Fire Ignition Probability Human Cause
These rasters depict the predicted human- and lightning-caused ignition probability for the state of California. Ignition is regulated by complex interactions among climate,... -
Low Income Population Concentration - Central CA
Relative concentration of the estimated number of people in the Central California region that live in a household defined as "low income." There are multiple ways to define low... -
Northern Spotted Owl Changes in Suitable Habitat, 1993-2022
These data track changes in Northern spotted owl habitat suitability from 1993-2022. The primary purpose of this ongoing monitoring is to track changes in habitat that could be... -
Annual Biomass Data (2001-2021) - Aboveground Live Biomass 2001
Biomass estimates for shrubland-dominated ecosystems in southern California have, to date, been limited to national or statewide efforts which can underestimate the amount of... -
Climate Refugia (Miroc Model - Hotter and Drier) - 2010-2039
This raster dataset represents habitat types (CWHR habitat classes) and their predicted exposure to climate stress across the array of predicted climate conditions (separate... -
California Black Oak Stands
California black oak serves as important wildlife habitat and as a traditional food source for indigenous Californians. The map is intended to be used to inform ' and... -
SDI: Proportion of Max - Zeide 1983
Stand density index (SDI) helps vegetation managers to identify levels of site utilization and competition to determine management scenarios to meet objectives and is often used... -
Low Income Population Concentration - Sierra Nevada
Relative concentration of the estimated number of people in the Sierra Nevada region that live in a household defined as "low income." There are multiple ways to define low... -
Precipitation Minus Actual Evapotranspiration During Avg Conditions
Runoff is a measure of the water available for storage. It is determined by both the water supply and the demand of the existing vegetation. Annual mean runoff measures the... -
Probability of Fire Severity (Low)
These metrics represent the probability of low, moderate, or high severity fire, respectively, as constructed by Pyrologix LLC. Operational-control probability rasters indicate... -
Shrub Cover Ratio
Total shrub cover as measured by the fractional non-overlapping absolute shrub cover, viewed vertically. Provides a first order measure of vegetation type when combined with... -
Pacific Fisher Suitable Habitat
The Pacific fisher population in the southern Sierra is federally listed **** as a threatened population and resides primarily on National Forest System lands. Habitat... -
Housing Burden
Housing-Burdened Low-Income Households. Percent of households in a census tract that are both low income (making less than 80% of the HUD Area Median Family Income) and severely... -
Unarmored Threespine Stickleback Habitat
This is a dataset representing the boundaries for the Unarmored threespine stickleback ( Gasterosteus aculeatus williamsoni ) as understood by the United States Fish and... -
Tree Cover Ratio
Total tree cover as measured by the fractional non-overlapping absolute tree cover, viewed vertically. Provides a first order measure of vegetation type when combined with... -
Southern CA Cost of Potential Treatments
The principle method for maintaining or restoring resilience to the southern California landscape involves vegetation treatments. There are many variations on treatments... -
Low Income Population Concentration - Northern CA
Relative concentration of the estimated number of people in the Northern California region that live in a household defined as "low income." There are multiple ways to define...