Version 5 Tree Atlas


Betula populifolia

gray birch

elev

Betula populifolia Occurrence Sites

Environmental Variables Included
Order of Importance of Environmental Variables for Betula populifolia

USDA Plants Database entry for Betula populifolia
Silvics Manual entry for Betula populifolia


Click on any map to enlarge

SynonymsFIA PlotsGBIF SitesOther SitesOther TypesTotal SitesNotes
48869557parts of range in Canada not sampled; some disjuncts not sampled

Occurrence Locations and Hargrove's Present Suitable Range Outline
Betula_populifolia_final Occurrences
Hargroves Present Suitable Range Outline for Betula_populifolia_final
Betula populifolia - Occurrence Locations Betula populifolia - Hargrove's Present Suitable Range Outline
Present Conditions
Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global
Betula populifolia - CONUS
Compare with Current Range from the Silvics Manual for Betula populifolia
Compare with Current Range from Biota of North America Program (BONAP) for Betula populifolia

Compare with Betula populifolia modeled for Current conditions by Iverson and Prasad
Betula populifolia not modeled by Crookston and Rehfeldt
Betula populifolia not modeled by Coops and Waring
Betula populifolia - Global

PCM - Parallel Climate Model
Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global
PCM, Scenario A1FI, 2050 - Betula populifolia - CONUS
PCM, Scenario A1FI, 2050 - Betula populifolia - Global
Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global
PCM, Scenario A1FI, 2100 - Betula populifolia - CONUS
Compare with Betula populifolia modeled for PCM A1FI in 2100 by Iverson and Prasad
PCM, Scenario A1FI, 2100 - Betula populifolia - Global

Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global
PCM, Scenario B1, 2050 - Betula populifolia - CONUS
PCM, Scenario B1, 2050 - Betula populifolia - Global
Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global
PCM, Scenario B1, 2100 - Betula populifolia - CONUS
Compare with Betula populifolia modeled for PCM B1 in 2100 by Iverson and Prasad
PCM, Scenario B1, 2100 - Betula populifolia - Global

Hadley Climate Model
Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global
Hadley, Scenario A1FI, 2050 - Betula populifolia - CONUS
Betula populifolia not modeled by Crookston and Rehfeldt
Hadley, Scenario A1FI, 2050 - Betula populifolia - Global
Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global.
Hadley, Scenario A1FI, 2100 - Betula populifolia - CONUS
Compare with Betula populifolia modeled for Hadley A1FI in 2100 by Iverson and Prasad
Betula populifolia not modeled by Crookston and Rehfeldt
Betula populifolia not modeled by Coops and Waring
Hadley, Scenario A1FI, 2100 - Betula populifolia - Global

Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global.
Hadley, Scenario B1, 2050 - Betula populifolia - CONUS
Betula populifolia not modeled by Crookston and Rehfeldt
Betula populifolia not modeled by Coops and Waring
Hadley, Scenario B1, 2050 - Betula populifolia - Global
Betula_populifolia_final.3.conus
Betula_populifolia_final.3.global
Hadley, Scenario B1, 2100 - Betula populifolia - CONUS
Compare with Betula populifolia modeled for Hadley B1 in 2100 by Iverson and Prasad
Betula populifolia not modeled by Crookston and Rehfeldt
Hadley, Scenario B1, 2100 - Betula populifolia - Global
Range Shift and Summary Statistics for Hadley, Scenario B1, 2050
Betula_populifolia_final.elev

Number of Suitable Ecoregions (Niche Breadth)

62

Percent Rank of Generalist Niche Breadth of all ForeCASTS species

33.9726

Area in Present Suitable Range (in km2)

354076

Area in Future Suitable Range (Had B1 2050, in km2)

306323

Area of Overlap of Future Suitable Range with
Present Suitable Range (Had B1 2050, in km2)

226174

Percent Overlap of Future Suitable Range with
Present Suitable Range (Had B1 2050)

63.8700

Percent Rank of Largest Proportion of Overlap of all ForeCASTS species

17.9452

Percent Change in Area of Suitable Range (Had B1 2050)

-13.4800

Percent Rank of Largest Percent Change in Suitable Area of all ForeCASTS species

21.9178

Mean Non-Zero Fine Minimum Required Movement Distance
(Had B1 2050, in km)

9339.38 +/- 34672.9

Percent Rank of Longest Fine MRM Distance of all ForeCASTS species

69.726

Mean Non-Zero Coarse Minimum Required Movement Distance
(Had B1 2050, in map cells)

3.57101 +/- 10.6955

Percent Rank of Longest Coarse MRM Distance of all ForeCASTS species

78.7671

Mean Non-Zero Coarse Optimum Required Movement Distance
(Had B1 2050, in map cells)

31.201 +/- 41.4997

Percent Rank of Longest Coarse ORM Distance of all ForeCASTS species

71.2329

Area of Present Range that has No Home in the Future
(Had B1 2050, in map cells)

0

Proportion of Present Range that has No Home in the Future
(Had B1 2050, percent)

0

Percent Rank of Largest Proportion with No Home of all ForeCASTS species

96.5753

Area of Present Range that is already Home in the Future
(Had B1 2050, in map cells)

110050

Proportion of Present Range that is already Home in the Future
(Had B1 2050, percent)

31.0800

Percent Rank of Largest Proportion Already Home of all ForeCASTS species

41.9178

Present and Future Ranges - Hadley, Scenario B1, 2050 - Betula populifolia Betula populifolia - Range Change Statistics
Fine Minimum Required Movement (MRM) Distance and Direction for Hadley, Scenario B1, 2050
Betula_populifolia_final.elev Fine MRM Distance
Betula_populifolia_final.elev Fine MRM Direction
Fine Minimum Required Movement (MRM) Distance - Hadley, Scenario B1, 2100 - Betula populifolia Fine Minimum Required Movement (MRM) Direction - Hadley, Scenario B1, 2100 - Betula populifolia
Coarse Minimum Required Movement (MRM) and Optimum Required Movement (ORM) Distance for Hadley, Scenario B1, 2050
Betula_populifolia_final.elev Coarse MRM Distance
Betula_populifolia_final.elev Coarse ORM Distance
Coarse Minimum Required Movement (MRM) Distance - Hadley, Scenario B1, 2100 - Betula populifolia Coarse Optimum Required Movement (ORM) Distance - Hadley, Scenario B1, 2100 - Betula populifolia

Thu Jul 21 10:05:54 EDT 2016


For additional information contact:

William W. Hargrove
Eastern Forest Environmental Threat Assessment Center (EFETAC)
USDA Forest Service
Southern Research Station
200 WT Weaver Boulevard
Asheville, NC 28804-3454
(828) 257-4846
(865) 235-4753 (cell)
(828) 257-4313 (fax)
hnw@geobabble.org

William W. Hargrove (hnw@geobabble.org)