Gregg RE (1964) Distribution of the ant genus Formica in
the mountains of Colorado. In: Rodeck HG (ed) Natural history of the Boulder area, vol 12. Leaflet, University of Colorado Museum, Boulder, CO, pp 59–69
Hancock AM, Witonsky DB, Ehler E et al (2010) Human
adaptations to diet, subsistence, and ecoregion are due
to subtle shifts in allele frequency. Proc Natl Acad Sci
107:8924–8930
Huang S, Prince C, Titus SJ (2000) Development of
ecoregion-based height-diameter models for white
spruce in boreal forests. For Ecol Manage
129:125–141
Inkley DB, Anderson SH (1982) Wildlife communities
and land classification systems. In: Sabol K (ed)
Transactions 47th North American wildlife and natural resource conference. Wildlife Management Institute, Washington, DC, pp 73–81
Iverson LR, Prasad AM (2001) Potential changes in tree
species richness and forest community types following climate change. Ecosystems 4:186–199
Jepson P, Whittaker RJ, Lourie AA (2011) The shaping of
the global protected area estate. In: Ladle RJ,
Whittaker RJ (eds) Conservation biogeography.
Blackwell Publishing, London, pp 93–125
Jones TA (2005) Genetic principles and the use of native
seeds. Native Plants J 6:14–24
Jovan S (2008) Lichen bioindication of biodiversity, air
quality, and climate: baseline results from monitoring in
Washington, Oregon, and California. General Technical
Report PNW-GTR-737. USDA Forest Service, Pacific
Northwest Research Station, Portland, OR, 115 pp
Knight DH, Reiners WA (2000) Natural patterns in southern Rocky Mountain landscapes and their relevance to
forest management. In: Knight DH, Smith FW,
Buskirk SW, Romme WH, Baker WL (eds) Forest
fragmentation in the Southern Rocky Mountains. University Press of Colorado, Boulder, CO, pp 15–30
Lessard VC, McRoberts RE, Holdaway MR (2000) Diameter growth models using FIA data from the Northeastern, Southern, and North Central Research
Stations. In: McRoberts RE, Reams GA, Van Deusen
PC (eds) Proceedings of the first annual forest inventory and analysis symposium. General Technical
Report NC-213. USDA Forest Service, North Central
Research Station, St. Paul, MN, pp 37–42
Loomis J, Echohawk JC (1999) Using GIS to identify
under-represented ecosystems in the National Wilderness Preservation System in the USA. Environ
Conserv 26(1):53–58
Lugo AE, Brown SL, Dodson R, Smith TS, Shugart HH
(2006) Long-term research at the USDA Forest
Service’s Experimental Forests and Ranges. Bioscience 56(1):39–48
Marston RA (2006) President’s column. Ecoregions: a
geographic advantage in studying environmental
change. Assoc Am Geogr Newslett 41(3):3–4
Mayda C (2012) A regional geography of the United
States and Canada: toward a sustainable future.
Rowman & Littlefield, Lanham, MD, 603 pp
McNab WW, Keyser CE (2011) Revisions to the 1995
map of ecological subregions that affect users of the
southern variant of the Forest Vegetation Simulator. eResearch Note SRS-21. USDA Forest Service, Southern Research Station, Asheville, NC, 3 pp
McNab WH, Lloyd FT (2009) Testing ecoregions in
Kentucky and Tennessee with satellite imagery and
forest inventory data. In: McWilliam W et al (comps.)
2008 Forest inventory and analysis (FIA) symposium;
21–23 Oct 2008: Park City, UT. Proceedings RMRSP-56CD. USDA Forest Service, Rocky Mountain
Research Station, Fort Collins, CO. 1 CD.
McRoberts RE, Nelson MD, Wendt DG (2002) Stratified
estimation of forest area using satellite imagery,
inventory data, and the k-Nearest Neighbors technique. Remote Sens Environ 82:457–468
Miller SA, Bartow A, Gisler M et al (2011) Can an
ecoregion serve as a seed transfer zone? Evidence
from a common garden study with five native species.
Restor Ecol 19(201):268–276
Muller RA, Oberlander TM (1978) Physical geography
today: a portrait of a planet, 2nd edn. Random House,
New York, 590 pp
Neilson RP (1995) A model for predicting continentalscale vegetation distribution and water balance. Ecol
Appl 5:362–385
Nunez M, Civit B, Munoz P et al (2010) Assessing potential desertification environmental impact in life cycle
assessment. Int J Life Cycle Assess 15:67–78
O’Brien RA (1996) Forest resources of northern Utah
ecoregions. Resource Bulletin INT-RB-87. USDA
Forest Service, Intermountain Research Station,
Ogden, UT, 43 pp
Odom RH, McNab WH (2000) Using digital terrain
modeling to predict ecological types in the Balsam
Mountain of western North Carolina. Research Note
SRS-8. USDA Forest Service, Southern Research Station, Asheville, NC, 11 pp
Olson DM, Dinerstein E (1998) The Global 200: a representation approach to conserving the Earth’s most
biologically valuable ecoregions. Conserv Biol
12:502–515
Olson RJ, Kumar KD, Burgess RL (1982) Analysis of
ecoregions utilizing the geoecology data base. In:
Brann TB et al (eds) In-place resource inventories:
principles and practices—proceedings of a national
workshop. Society of American Foresters, Bethesda,
MD, pp 149–156
Omernik JM (1987) Ecoregions of the conterminous
United States (map supplement). Ann Assoc Am
Geogr 77:118–125
Parks CG, Radosevich SR, Endress BA, Naylor BJ,
Anzinger D, Rew LJ, Maxwell BD, Dwire KA
(2005) Natural and land-use history of the Northwest
mountain ecoregions (USA) in relation to patterns of
plant invasions. Perspect Plant Ecol Evol Syst
7:137–158
Peet RK (1981) Forest vegetation of the Colorado front
range. Vegetatio 45:3–75
References
125
the mountains of Colorado. In: Rodeck HG (ed) Natural history of the Boulder area, vol 12. Leaflet, University of Colorado Museum, Boulder, CO, pp 59–69
Hancock AM, Witonsky DB, Ehler E et al (2010) Human
adaptations to diet, subsistence, and ecoregion are due
to subtle shifts in allele frequency. Proc Natl Acad Sci
107:8924–8930
Huang S, Prince C, Titus SJ (2000) Development of
ecoregion-based height-diameter models for white
spruce in boreal forests. For Ecol Manage
129:125–141
Inkley DB, Anderson SH (1982) Wildlife communities
and land classification systems. In: Sabol K (ed)
Transactions 47th North American wildlife and natural resource conference. Wildlife Management Institute, Washington, DC, pp 73–81
Iverson LR, Prasad AM (2001) Potential changes in tree
species richness and forest community types following climate change. Ecosystems 4:186–199
Jepson P, Whittaker RJ, Lourie AA (2011) The shaping of
the global protected area estate. In: Ladle RJ,
Whittaker RJ (eds) Conservation biogeography.
Blackwell Publishing, London, pp 93–125
Jones TA (2005) Genetic principles and the use of native
seeds. Native Plants J 6:14–24
Jovan S (2008) Lichen bioindication of biodiversity, air
quality, and climate: baseline results from monitoring in
Washington, Oregon, and California. General Technical
Report PNW-GTR-737. USDA Forest Service, Pacific
Northwest Research Station, Portland, OR, 115 pp
Knight DH, Reiners WA (2000) Natural patterns in southern Rocky Mountain landscapes and their relevance to
forest management. In: Knight DH, Smith FW,
Buskirk SW, Romme WH, Baker WL (eds) Forest
fragmentation in the Southern Rocky Mountains. University Press of Colorado, Boulder, CO, pp 15–30
Lessard VC, McRoberts RE, Holdaway MR (2000) Diameter growth models using FIA data from the Northeastern, Southern, and North Central Research
Stations. In: McRoberts RE, Reams GA, Van Deusen
PC (eds) Proceedings of the first annual forest inventory and analysis symposium. General Technical
Report NC-213. USDA Forest Service, North Central
Research Station, St. Paul, MN, pp 37–42
Loomis J, Echohawk JC (1999) Using GIS to identify
under-represented ecosystems in the National Wilderness Preservation System in the USA. Environ
Conserv 26(1):53–58
Lugo AE, Brown SL, Dodson R, Smith TS, Shugart HH
(2006) Long-term research at the USDA Forest
Service’s Experimental Forests and Ranges. Bioscience 56(1):39–48
Marston RA (2006) President’s column. Ecoregions: a
geographic advantage in studying environmental
change. Assoc Am Geogr Newslett 41(3):3–4
Mayda C (2012) A regional geography of the United
States and Canada: toward a sustainable future.
Rowman & Littlefield, Lanham, MD, 603 pp
McNab WW, Keyser CE (2011) Revisions to the 1995
map of ecological subregions that affect users of the
southern variant of the Forest Vegetation Simulator. eResearch Note SRS-21. USDA Forest Service, Southern Research Station, Asheville, NC, 3 pp
McNab WH, Lloyd FT (2009) Testing ecoregions in
Kentucky and Tennessee with satellite imagery and
forest inventory data. In: McWilliam W et al (comps.)
2008 Forest inventory and analysis (FIA) symposium;
21–23 Oct 2008: Park City, UT. Proceedings RMRSP-56CD. USDA Forest Service, Rocky Mountain
Research Station, Fort Collins, CO. 1 CD.
McRoberts RE, Nelson MD, Wendt DG (2002) Stratified
estimation of forest area using satellite imagery,
inventory data, and the k-Nearest Neighbors technique. Remote Sens Environ 82:457–468
Miller SA, Bartow A, Gisler M et al (2011) Can an
ecoregion serve as a seed transfer zone? Evidence
from a common garden study with five native species.
Restor Ecol 19(201):268–276
Muller RA, Oberlander TM (1978) Physical geography
today: a portrait of a planet, 2nd edn. Random House,
New York, 590 pp
Neilson RP (1995) A model for predicting continentalscale vegetation distribution and water balance. Ecol
Appl 5:362–385
Nunez M, Civit B, Munoz P et al (2010) Assessing potential desertification environmental impact in life cycle
assessment. Int J Life Cycle Assess 15:67–78
O’Brien RA (1996) Forest resources of northern Utah
ecoregions. Resource Bulletin INT-RB-87. USDA
Forest Service, Intermountain Research Station,
Ogden, UT, 43 pp
Odom RH, McNab WH (2000) Using digital terrain
modeling to predict ecological types in the Balsam
Mountain of western North Carolina. Research Note
SRS-8. USDA Forest Service, Southern Research Station, Asheville, NC, 11 pp
Olson DM, Dinerstein E (1998) The Global 200: a representation approach to conserving the Earth’s most
biologically valuable ecoregions. Conserv Biol
12:502–515
Olson RJ, Kumar KD, Burgess RL (1982) Analysis of
ecoregions utilizing the geoecology data base. In:
Brann TB et al (eds) In-place resource inventories:
principles and practices—proceedings of a national
workshop. Society of American Foresters, Bethesda,
MD, pp 149–156
Omernik JM (1987) Ecoregions of the conterminous
United States (map supplement). Ann Assoc Am
Geogr 77:118–125
Parks CG, Radosevich SR, Endress BA, Naylor BJ,
Anzinger D, Rew LJ, Maxwell BD, Dwire KA
(2005) Natural and land-use history of the Northwest
mountain ecoregions (USA) in relation to patterns of
plant invasions. Perspect Plant Ecol Evol Syst
7:137–158
Peet RK (1981) Forest vegetation of the Colorado front
range. Vegetatio 45:3–75
References
125