Towards the southern extent of the Rockies, SWE values transitioned into the above normal range. (ncdc.noaa.gov)
Fauna include a variety of reptiles including the Western fence lizard, which is at the southern extent of its range. (en.wikipedia.org)
Observations of shrub expansion in tundra, increased tree growth at the tundra - forest transition, and tree mortality at the southern extent of the boreal forest in recent decades are consistent with model projections. (metlink.org)