montane temperate forestand temperature on vegetation -10 o 35 30 20 15 10 o -200 un savanna...
TRANSCRIPT
Montane Temperate Forest
mixed conifer
conifer conifer
mixed
(Credit: Dr. James Danoff-Burg; http://www.columbia.edu/itc/cerc/seeu/bio2/restrict/modules/module09_content.html)
Humboldt’s Rule (1807):
Moving up 1000m in elevation experiences
about the same changes in vegetation communities
as traveling 500km north in latitude.
Topography
Local Topography
Local Exceptions to the Rule?
35% more precip. in Bozeman, only ~300ft higher!
Why is Bozeman so much wetter than Belgrade?
~4800ft
~4500ft
Local Exceptions
More Local Exceptions
Vegetation Composition
Species Diversity
Human Use
Past and Future Climate
Present 2090
(Rehfeldt et al. 2012)
Past and Future Climate
Some Sources:
• http://worldwildlife.org/science/wildfinder/
• Google Earth
• www.wikipedia.com
• www.isiknowledge.com
• http://eros.usgs.gov/imagegallery/