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Federal
Trend estimates of common raven populations in the United States and Canada, 1966 - 2018
Department of the Interior —
These data identify the mean population growth rate and ratio change in abundance of common raven (Corvus corax; ravens) populations from 1966 through 2018,... -
Federal
Mean annual population growth rate and ratio change in abundance of common raven within level II ecoregions of the United States and Canada, 1966 - 2018
Department of the Interior —
These data identify the mean annual population growth rate and ratio change in abundance of common raven (Corvus corax; ravens) populations from 1966 through 2018. -
Federal
Simulated annual area burned for eleven extensively forested ecoregions in the western United States for 1980 – 2099
Department of the Interior —
This data release provides output produced by a statistical, aridity threshold fire model for 11 extensively forested ecoregions in the western United States. We... -
Federal
Mean annual population growth rate and ratio change in abundance of common raven within level I ecoregions of the United States and Canada, 1966 - 2018
Department of the Interior —
These data identify the mean annual population growth rate and ratio change in abundance of common raven (Corvus corax; ravens) populations from 1966 through 2018.