What is the Arctic tundra?Terrestrial BiomesThe world can be divided into about 8 different biomes, each of which have their own characteristic climates, vegetation, and wildlife. The main factors that influence the formation of these biomes are the quantity of sun's energy received and the ...
Biome of the Arctic Circle The biome in the Arctic region is known as tundra, which is characterized by extremely cold temperatures and relatively low precipitation. The area receives less than ten inches of precipitation per year, the same amount of moisture found in a desert. In the winter ...
What is colder: the Arctic Circle or Antarctica? Is Canada in the Arctic Circle? How much precipitation does the Arctic tundra get? What is the climate of Antarctica? What is the climate in the tundra? What is the average temperature in the polar zones?
There are two types of tundra as classified by science. One is the alpine tundra, which can be found at any very high altitude on mountainsides. The other type of tundra is Arctic tundra, which occurs in the far northern hemisphere and in parts of Antarctica. Both tundras share similar c...
解析:细节理解题.根据第二段第二、三句“Across the Arctic, temperatures are rising faster than anywhere else in the world. As that happens, the tree line that marks where forests stop and the treeless tundra (冻土地带) starts has been shifting northward.”可知,森林向北移动的原因是气温上升.故...
FEMALE PROFESSOR: Good question. And the answer is “both.”The size of the shrubs has increased and shrub cover has spread to what was previously shrub-free tundra.OK. So, what's the puzzle—warmer temperatures should lead to increased vegetation growth, right?Well, the connection’s not ...
With an accessible landmass and a variety of plant life in the Arctic tundra, you can find a greater amount of land animal species than in Antarctica. Since a majority of the White Continent is covered by ice, Antarctic wildlife evolves mostly around the sea, with a greater variety of marin...
[1]What is the main cause of the trees in the Arctic moving northward?A.The shrinking of northern tundra.B.The rising temperature.C.The fierce and cold wind.D.The abundant resources in the north.B [解析]细节理解题。根据第二段的第二句“Across the Arctic, temperatures are rising faster ...
Range: Predominantly found in the Arctic tundra of North America and Siberia. Habitat: Arctic tundra and boreal forests. Diet: Omnivorous, feeding on seeds, nuts, berries, grasses, and occasionally insects. Size: Around 15 inches (38 cm) in length, including the tail. ...
The Arctic is on top of Earth. The Arctic Ocean(北冰洋)makes up two-thirds of the Arctic, while one-third ismade up of land in eight countries, including Russia, Canada,Finland, the US and so on.The Arctic land has quite different forms. There are forests, green tundraand so on. ...