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Data from: Checkerboard score-area relationships reveal spatial scales of plant community structure
- 负责人：
- DOI：
- doi:10.5061/dryad.5f876
- 摘要：
- shaped with respect to sample plot area. Second we examine empirical C-score-area relationships in arctic tundra, grassland, boreal forest
Data from: Draining the pool? Carbon storage and fluxes in three alpine plant communities
- 负责人：
- DOI：
- doi:10.5061/dryad.1n50j
- 摘要：
- Shrub communities have expanded in arctic and alpine tundra during recent decades. Changes in shrub abundance may alter ecosystem
Data from: Herbivory prevents positive responses of lowland plants to warmer and more fertile conditions at high altitudes
- 负责人：
- DOI：
- doi:10.5061/dryad.5c20k
- 摘要：
- virgaurea) were transplanted to an open tundra site with native mountain tundra vegetation, and the effects of full-factorial combinations of herbivore
Data from: Short-term herbivory has long-term consequences in warmed and ambient high Arctic tundra
- 负责人：
- DOI：
- doi:10.5061/dryad.2m1k2
- 摘要：
- ecially in the High Arctic. Mesic tundra plots on Svalbard, Norway, were subjected to grazing at two different intensities by captive Barnacle geese from 2003–2005
Data from: Experimental icing affects growth, mortality, and flowering in a high Arctic dwarf shrub
- 负责人：
- DOI：
- doi:10.5061/dryad.512s7
- 摘要：
- y in turn affect key components of Arctic ecosystems. However, the fitness consequences of extreme winter weather events for tundra plants are not well understood
Monitoring of the relative abundance of tundra bird and mammal species encountered daily on Bylot Island, Nunavut
- 负责人：
- Canadian Polar Data Network (CPDN)
- 关键词：
- Tundra Abundance Birds Bylot Island Mammals Nunavut Circumpolar Biodiversity Monitoring Program, Conservation of Arctic Flora and Fauna - Terrestrial International Polar Year-Arctic Wildlife Observatories Linking Vulnerable EcoSystems
- DOI：
- doi:10.5443/1627
- 摘要：
- to accurately estimate the absolute abundance of all vertebrates in the tundra communities we study, largely because of lack of time and also the low abundances
Data from: Grazing decreases N partitioning among coexisting plant species
- 负责人：
- DOI：
- doi:10.5061/dryad.78084
- 摘要：
- N signatures in plant, microbial and soil N pools, and examined mycorrhizal colonization in two tundra sites that have been either lightly or heavily gra
Monitoring the relative abundance of bird and mammal species at Fosheim Peninsula, Ellesmere Island
- 负责人：
- Canadian Polar Data Network (CPDN)
- 关键词：
- Tundra Abundance Birds Ellesmere Island Eureka Fosheim Peninsula Mammals International Polar Year-Arctic Wildlife Observatories Linking Vulnerable EcoSystems
- DOI：
- doi:10.5443/1734
- 摘要：
- , such as King Eider, Long-tailed Duck and Red-throated Loon.;;Purpose: Monitoring the occurence of all tundra species encountered daily;;Summary
Data from: Simulated caribou browsing limits the effect of nutrient addition on the growth of Betula glandulosa, an expanding shrub species in Eastern Canada
- 负责人：
- DOI：
- doi:10.5061/dryad.50t9d
- 摘要：
- 1.Warmer summer temperatures and enhanced soil fertility increase shrub growth in tundra ecosystems, and these factors have likely contributed
Data from: The snow and the willows: earlier spring snowmelt reduces performance in the low-lying alpine shrub Salix herbacea
- 负责人：
- DOI：
- doi:10.5061/dryad.6js40
- 摘要：
- Current changes in shrub abundance in alpine and arctic tundra ecosystems are primarily driven by climate change. However, while taller shrub
