Arctic

Arctic

The Arctic is a polar region located at the northern-most part of the Earth consisting of a vast, ice-covered ocean, surrounded by treeless permafrost. The Arctic region holds one of the largest deposits of nature resources on Earth.

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Arctic

pack ice

Places; Arctic

an area of floating islands of ice that form floes a few feet wide to ice islands miles across. These islands drift in the center of the Arctic Ocean and occasionally drift South as far as ...

permafrost

Places; Arctic

any soil in the arctic regions in which temperatures below freezing have existed continuously for a long time.

tree line

Places; Arctic

(also called timber line) the point on mountain or high elevations beyond which no trees grow. The line varies depending on latitude, climate and soil conditions. Also northern boundary of boreal ...

tundra

Places; Arctic

a treeless, level or gently rolling plain of the arctic region. It has a marshy surface where mosses, lichens and low shrubs grow with mucky soil and permafrost underneath.

Arctic small tool tradition (AST)

Places; Arctic

Arctic small tool tradition refers to the earliest inhabitants of North America's central and eastern Arctic region around 2500 BC. AST consisted of several Paleo-Eskimo cultures, including the ...

Arctic Council

Places; Arctic

An International organization that manages the environmental regulations and treaties of the Arctic region on consensus basis. The council includes the eight Arctic nations: Canada, Denmark ...