snow effects on Arctic and alpine tundra ecosystems1

Projections of water, carbon, and nitrogen dynamics under future ...

alpine and arctic tundra sites demonstrated that rates of SOM decompo- sition tend to increase as snow pack accumulates, while minimal varia- tion was ...

Environmental drivers of increased ecosystem respiration in ... - Nature

Arctic and alpine tundra ecosystems are large reservoirs of organic carbon1,2. Climate warming may stimulate ecosystem respiration and ...

Snowmobile Impact on Three Alpine Tundra Plant Communities

This paper describes the effects of 1,020 passages of snowmobiles, made over two winters, on three regularly winter-snow-free alpine tundra plant ...

Decreasing snow cover alters functional composition and diversity of ...

thereby affecting ecosystem processes of the whole tundra ... Rixen, A review of snow manipulation experiments in Arctic and alpine tundra ...

The effect of snow depth and snow melt timing on arctic terrestrial ...

Changes in climate in the Arctic are expected to be greatest in winter, with earlier snowmelt despite greater snowfall. The effects of such changes on plant ...

Tundra Threats Explained - National Geographic Education

A recent study found that Arctic clouds are particularly sensitive to air pollution, which spurs cloud formation and has a blanketing effect.

Shrub encroachment in arctic and alpine... - ERA - University of Alberta

Shrub encroachment in arctic and alpine tundra: Patterns of expansion and ecosystem impacts. ... Snow trapping by shrub canopies insulated soils in winter ...

Alpine Tundra Ecosystem - Rocky Mountain National Park (U.S. ...

Warmer average temperatures mean less precipitation in the form of snow, earlier seasonal melting of snow and ice, more evaporation of water ...

Difference Between Arctic Tundra and Alpine Tundra - Earth Reminder

Snow and freezing temperatures are common, corresponding to low vegetation and scarce wildlife. Although Arctic and Alpine Tundra ...

Tundra Ecology - Alaska Department of Fish and Game

Animals of Alaska's arctic tundra ecosystem have a lot to deal with throughout the dramatic northern year. ... Winter arctic fox Summer arctic fox ...

Beyond arctic and alpine: the influence of winter climate on ...

The timing of spring warming can also affect when insects emerge or animals come out of hibernation (Inouye et al. 2000). With our current ...

Tundra - Arctic, Permafrost, Climate | Britannica

Alpine tundra is generally drier, even though the amount of precipitation, especially as snow, is higher than in Arctic tundra. In alpine tundra ...

Shrub encroachment affects tundra ecosystem properties through ...

Specifically, both arctic and alpine tundra are experiencing a shift from a graminoid dominated tundra to one dominated by deciduous shrubs (henceforth simply ...

snow effects on Arctic and alpine tundra ecosystems | DORA WSL

Les auteurs font ici une synthèse des connaissances actuelles sur le rôle de la couverture neigeuse pour la végétation, les interactions plantes-animaux, les ...

Inputs and Storage of Nitrogen in Winter Snowpack in an Alpine ...

Alpine tundra ecosystems are spatially and temporally het- erogeneous. Plant ... Snow may influence alpine ecosystem function in several ways. During ...

Life in the Tundra - Beyond Penguins and Polar Bears

There are two types of tundra: arctic and alpine. Arctic tundra is located in ... Climate change is affecting tundra ecosystems in many ways. Thawing ...

The Tundra Biome | A Delicate Balance of Flora and Fauna

Located above the tree line in mountainous regions, the alpine tundra experiences intense sunlight, high winds, and dramatic temperature changes. Snow cover is ...

Long-term experimental manipulation of winter snow regime and ...

snow; arctic; alpine tundra; climate warming; ecosystems. CCC 0885-6087/99 ... winter snowpack could have greater impacts on arctic soil temperatures than in the ...

the influence of winter climate on temperate ecosystems

Title: Beyond arctic and alpine : the influence of winter climate on temperate ecosystems ; Language: eng ; Date: 2016 ; Author: Ladwig, Laura M. · Ratajczak, Zak R ...

Winter climate change in tundra ecosystems

Plant growth and ecosystem processes in the Arctic and Alpine are strongly constrained by the harsh climate and the short growing seasons, thus, ...