Version 3

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bigtooth aspen (Populus grandidentata) Model Reliability: High Model Reliability High
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Current Distribution Maps for bigtooth aspen

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>Current Forest Inventory and Analysis for bigtooth aspen
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Current Forest Inventory and Analysis

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Climate Change Scenario Maps Model Reliability High

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Hadley - High Scenario for bigtooth aspen
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HadleyCM3 – A1FI (High, "Harsh") Climate Scenario

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Ranked Maps of the Predictors Used in the Model

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Mean July temperature (°C)
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Mean July temperature (°C)

Potential Changes in Abundance and Range (Future)
GCM SCENARIO % Area Occ Ave IV Sum IV Future/Current IV
Actual FIA 14.7 2.6 3,810 NA
Modelled Current 22.2 1.8 3,959 NA
GCM3Avg-Lo 14.4 1.5 2,123 0.54
GCM3Avg-Hi 8.1 1.1 836 0.21
PCM-Lo 16.8 1.7 2,749 0.69
PCM-Hi 12 1.4 1,584 0.4
GFDL-Lo 15.1 1.4 2,061 0.52
GFDL-Hi 8.6 1.1 896 0.23
Hadley-Lo 11.9 1.4 1,638 0.41
Hadley-Hi 6.2 1 607 0.15

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Notice:

This is version 3 of the Climate Change Tree Atlas. You can view version 4 of the Tree Atlas, or the most current bigtooth aspen page.



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https://www.fs.usda.gov/nrs/atlas/tree/v3/743