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40 results found Displaying entries 21 - 40 of 40 in total

AVA-AK: Colville River Delta

Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Colville River Delta. Pending evaluation. Jorgenson, M. T., J. E. Roth, E. R. Pullman, R. M. Burgess, M. K. Raynolds, A. A. Stickney, M. D. Smith & T. M. Zimmer. (1997).
Unknown
2019-09-27 16:52:32 -0800
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AVA-AK: Frost Boil Vegetation Plots (Kade et al. 2005)

Aava frostboils akade 2005 locationmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Frost Boil Vegetation Plots. The vegetation associated with cryoturbated frost-heave features on the North Slope, Alaska was described by Kade et al. (2005) as part of the "Biocomplexity associated with biogeochemical cycles in arctic frost-boil ecosystems" project (National Science Foundation grant OPP-0120736) from 2002 to 2006. The study sites spanned...
Complete
2000-08-16
2003-08-09
2019-09-27 17:01:28 -0800
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AVA-CA: High Arctic Canada, Isachsen, Ellef Ringnes Is. Vegetation Plots (Vonlanthen et al. 2008)

Aava hacisachsen cvonlanthen 2008 plotmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive-Canada: High Arctic Canada, Isachsen, Ellef Ringnes Island Vegetation Plots. The vegetation of 52 plots at Isachsen (the now closed High Arctic Weather Station) on Ellef Ringnes Island, Canada was studied as part of a multi-year project focused on patterned-ground plant communities. Patterned ground includes circles, polygons, nets, hummocks, and other features...
Complete
2005-07-22
2005-07-29
2019-09-27 17:14:43 -0800
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AVA-AK: Poplar Vegetation Plots (Breen 2014)

Aava poplars abreen 2014 a sitephoto metadata Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Poplar Vegetation plots. The vegetation associated with balsam poplar stands in the Arctic Foothills of Alaska and the interior boreal forests of Alaska and Yukon was described by Breen (2014) as part of her doctoral dissertation research from 2003 to 2006 (Breen 2010). This research was supported by a National Science Foundation Doctoral Dissertation...
Complete
2003-06-18
2005-08-17
2019-09-30 13:42:21 -0800
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AVA-AK: Western Alaska Vegetation Plots (Hanson 1951)

Hhanson 1951 ecol monograph plantcomm westalaska page 30 image 0002 Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Western Alaska Vegetation Plots. Sampling of grassland, marsh and other plant communities across Alaska was completed by Hanson (1951) to learn about community floristic composition, cover, frequency, environmental relationships, geographic distribution, and relationships between communities and plant succession. Stands were sampled in the vicinity of...
Complete
1949-08-10
1949-08-15
2019-09-30 14:22:22 -0800
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AVA-AK: Tundra Fires (Breen 2015)

Breen tundra fire Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Tundra Fires. The vegetation associated with tundra fire scars on the Seward Peninsula and northern foothills of the Brooks Range in Arctic Alaska was surveyed in the field during late June and July 2011 and 2012. This research was supported by USGS Alaska Science Center grants to Amy Breen and Teresa Hollingsworth (Seward Peninsula) and Benjamin Jones...
Ongoing
2011-06-23
2019-09-30 14:10:03 -0800
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AVA-AK: Fish Creek (Lawson et al. 1978)

Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Fish Creek. Lawson, D. E., Brown, J., Everett, K. R., Johnson, A. W., Komárková, V., Murray, B. M. Murray, D. F. and Webber P. J. 1978. Tundra disturbances and recovery following the 1949 exploratory drilling, Fish Creek, Northern Alaska. CRREL REPORT 78-28. U.S. Geological Survey, Department of the Army. Cold Regions Research and Engineering...
Unknown
2019-10-01 12:42:11 -0800
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AVA-AK: ATLAS-1 (Atqasuk, Barrow, Ivotuk, Oumalik) Vegetation Studies (Edwards et al. 2000)

Aava atlas1 dwalker 2000 plotmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive-Alaska: ATLAS-1. Vegetation from 15 releves within 8 different grids at Barrow, Atqasuk, Ivotuk and Oumalik were described as part of the NSF-funded Arctic Transition in Land-Atmosphere System (ATLAS) project. The full ATLAS Transect also includes locations at Council and Quartz Creek, which are in the ATLAS-2 dataset (Raynolds et al. 2002). The focus of the ATLAS...
Complete
1998-01-01
2000-06-22
2019-09-27 16:35:38 -0800
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AVA-AK: ATLAS-2 (Raynolds et al. 2002)

Aava atlas2 mraynolds 2000 plotmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: ATLAS-2. The ATLAS-2 dataset is part of larger NSF-funded Arctic Transition in Land-Atmosphere System (ATLAS) project. ATLAS-2 contains the Seward Peninsula portion of the project with 52 plots at Council and Quartz Creek. The full ATLAS Transect also includes 15 releves at locations on the North Slope at Barrow, Atkasuk, Oumalik, and Ivotuk which are in...
Complete
2000-07-11
2000-07-29
2019-09-30 13:29:56 -0800
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AVA-CA: High Arctic Canada, Mould Bay, Prince Patrick Is. Vegetation Plots (Vonlanthen et al. 2008)

Aava hacmldbay cvonlanthen 2008 plotmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Canada: High Arctic Canada, Mould Bay, Prince Patrick Island Vegetation Plots. The vegetation at Mould Bay on Prince Patrick Island, Canada was studied as part of a multi-year project focused on patterned-ground plant communities. Patterned ground includes circles, polygons, nets, hummocks, and other features caused by differential freezing processes in soils....
Complete
2004-07-18
2004-07-24
2019-09-27 17:17:20 -0800
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AVA-AK: International Tundra Experiment Vegetation Plots (Elmendorf 2012b)

Aava itex elmendorf 2012 site photo Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: International Turdra Experiment Vegetation Plots. The International Tundra Experiment (ITEX) is an international scientific collaboration to study the effects of climate change on tundra plant communities worldwide including multiple sites in northern Alaska (Arctic National Wildlife Refuge, Atqasuk, Barrow, Imnavait Creek, Toolik Lake) and across the...
Complete
1980-07-20
2010-07-31
2019-09-30 13:39:13 -0800
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AVA-AK: Ice Wedge Degradation

Arctic Vegetation Archive - Alaska: ice Wedge Degradation. Pending evaluation. Jorgenson, no date (4 locations).
Unknown
2019-09-30 14:21:12 -0800
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AVA-AK: National Petroleum Reserve-Alaska

Arctic Vegetation Archive - National Petroleum Reserve-Alaska. Pending evaluation.
Unknown
2019-09-30 13:44:41 -0800
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AVA-CA: Canadian Western Arctic Vegetation Plots (Lambert 1968)

Aava cwa jlambert 1968 photo Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Canada: Canadian Western Arctic Vegetation Plots. The vegetation and soils of the Low Arctic Subalpine Zone of the Richardson and British Mountains of the Canadian Western Arctic were described by J. Lambert in 1968. The primary source document for this dataset is J. Lambert's Ph.D. thesis (1968) "The ecology and successional trends of tundra plant communities in...
Complete
1965-06-09
1966-08-13
2019-09-27 16:50:09 -0800
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AVA-AK: Nome (Hanson 1953)

Nome%20%28nome hh%29 Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Nome. Sampling of tundra vegetation in the vicinity of Nome on the Seward Peninsula was undertaken as part of a classification of the major vegetation types during broader surveys for reindeer winter lichen range in northwestern Alaska. The primary source document for this dataset is Hanson (1953). The work was funded in part by the Arctic Institute of...
Complete
1951-07-30
1951-08-02
2019-09-30 13:43:28 -0800
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AVA-AK: Legacy Vegetation Studies (Elias et al. 1996)

Aava legacy dwalker 1996 barterislplotmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Legacy Vegetation Studies. The Legacy Resource Management Program (Department of Defense, Legacy Project Number 0742) was part of a larger study initiated in 1991 by the United States Congress to provide an opportunity to enhance the stewardship of the natural and cultural resources on the more than 25 million acres of land under Department of Defense...
Complete
1994-08-01
1994-08-11
2019-09-30 13:40:38 -0800
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AVA-AK: North Slope ARCSS/LAII Flux Study (Walker 1995-1996 unpublished data)

Aava nsflux dwalker 1995 plotmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: North Slope ARCSS/LAII Flux Study. The vegetation and soils at the North Slope Arctic System Science/Land-Atmosphere-Ice Interactions ARCSS/LAII Flux tower sites of F. S. Chapin and W. Oechel on the North Slope of Alaska were described by D. A. Walker, J. Bockheim, and C. L. Ping in 1995 and 1996. The primary source documents for this dataset are a...
Complete
1995-08-15
1996-08-18
2019-09-30 13:46:08 -0800
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AVA-AK: Barrow DOE NGEE-Arctic (Sloan et al. 2014)

Barrow%20doe%20ngee%20%28brw vs%29%20pic%20by%20rich%20norby Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Barrow DOE NGEE-Arctic. As part of a larger study to understand the structure and function of Arctic terrestrial ecosystems response to climate change, 48 vegetation study plots were established at the Barrow Environmental Observatory, NGEE Intensive Sampling Site 1, Areas A-D. Species cover and plot specific environmental data were recorded in 2012....
Complete
2012-07-17
2012-07-21
2019-09-27 16:42:42 -0800
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AVA-AK: Happy Valley Vegetation Plots (Walker et al. 1997)

Aava happyvalley dwalker 1997 a sitephoto metadata Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Alaska: Happy Valley Vegetation Plots. The Happy Valley research site is located along the Sagavanirktok River in a glaciated valley of the northern Arctic Foothills of the Brooks Range. Vegetation of the Happy Valley research site was described and mapped by Walker et al. through the Institute of Arctic and Alpine Research, Tundra Ecosystem Analysis and Mapping...
Complete
1994-07-18
1994-07-28
2019-09-27 17:06:51 -0800
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AVA-CA: High Arctic Canada, Green Cabin, Banks Island Vegetation Plots (Vonlanthen et al. 2008)

Aava hacgrncabin cvonlanthen 2008 plotmap anc Alaska Geobotany Center (AGC) - Arctic Vegetation Archive - Canada: High Arctic Canada, Green Cabin, Banks Island Vegetation Plots. The vegetation at Green Cabin on Banks Island, Canada were studied as part of a multi-year project focused on the bicomplexity of patterned-ground plant communities. Patterned ground includes circles, polygons, nets, hummocks, and other features caused by differential freezing processes in...
Complete
2003-07-08
2003-07-12
2019-09-27 17:10:01 -0800
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