Shrubs encroach on traditional tundra plants - Vancouver Sun

Shrubs encroach on traditional tundra plants Vancouver Sun But shrubs such as alder, willow, dwarf birch and creeping juniper grow a lot faster than trees do and they shade out sunshine that lichens, mosses and other alpine/tundra plants need to thrive during a growing season that is often measured in weeks ... and more »

Size, seed dispersal key to survival of Arctic plants facing climate change: study - Nunatsiaq News

Nunatsiaq News

Size, seed dispersal key to survival of Arctic plants facing climate change: study Nunatsiaq News (PHOTO COURTESY OF ALPINE GARDEN SOCIETY) A plant like dwarf birch, which distributes its seeds with the wind and can live more than 100 years, will fare better in a warmer climate, according to a new study. (FILE PHOTO) New research shows that a ...

Genetics of arctic plants under serious threat from climate change, says EU ... - Cordis News

Cordis News

Genetics of arctic plants under serious threat from climate change, says EU ... Cordis News The Dwarf birch (Betula nana) on the other hand, will adapt better to a warmer climate as this species disperses its seeds with the wind and has a long lifespan, it can live for over 100 years. The Dwarf birch doesn't need to worry too much as there is ...

How climate change leaves Arctic caribou out in the cold - Edmonton Journal

How climate change leaves Arctic caribou out in the cold Edmonton Journal But shrubs such as alder, willow, dwarf birch and creeping juniper grow a lot faster than trees and they shade out sunshine that lichens, mosses and other alpine and tundra plants need to thrive during a growing season that is often measured in weeks ... and more »

Winter finches defy prognosticators, showing up in Northeast Ohio in ... - Plain Dealer

Plain Dealer

Winter finches defy prognosticators, showing up in Northeast Ohio in ... Plain Dealer ``Redpolls are unlikely to come south because the dwarf birch crop is bumper in the Hudson Bay Lowlands," he concluded. Those that do wander south of the boreal forest, he added, will be stopped by a fair to good seed crop of birches in the region ...