tree line


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tree line

the zone, at high altitudes or high latitudes, beyond which no trees grow. Trees growing between the timberline and the tree line are typically stunted
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
Bridge Bank provided a capital equipment facility and revolving line of credit to support ongoing corporate needs and Tree Line provided an equity co-investment.
At all trial sites, herbicides were used to keep the tree line free of weeds.
Greater community similarity (or low beta diversity: less turnover in species across a gradient) across the tree line may result in increased potential for tree range expansion, as those communities are more likely to fulfill the biotic requirements of the dispersing tree species (e.g., the presence of dispersal agents, mycorrhizal mutualists, and suitable seedbed; Case et al., 2005).
They discovered that at tree line, butterfly diversity is actually increasing, as lower-elevation species respond to the warming climate by relocating upslope to higher, cooler elevations.
A simple test to determine the viability of this theory would be to check the number of entry trails to a corner and compare that number to the number of trails leading to a particular point in a flat section of tree line. If the area holds deer, you should find significantly more in the corner.
Just before reaching the tree line, fork left on to a shale path between the gorse bushes and curve right with the path to enter a small area of woodland and exit into a sports field.
The youngster pointed his rifle at me, motioning me in the direction of the tree line, from which dozens of soldiers were rapidly appearing.
The warming after the Little Ice Age, in particular during the 20th century, has resulted in tree line rise in many regions of the Northern Hemisphere (see Holtmeier, 2009; Holtmeier and Broil, 2010).
From scouting, I knew of a small cut in a tree line that bucks used as an exit on their way to a cornfield.
Key words: persistence, krummholz, dendrochronology, tree line, forest - tundra ecotone, Mealy Mountains, Labrador, climate change, black spruce, Picea mariana