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The borders of the oceans are the limits of Earth 's oceanic waters. The definition and number of oceans can vary depending on the adopted criteria. The principal divisions (in descending order of area) of the five oceans are the Pacific Ocean, Atlantic Ocean, Indian Ocean, Southern (Antarctic) Ocean, and Arctic Ocean.
In physical geography, tundra ( / ˈtʌndrə, ˈtʊn -/) is a type of biome where tree growth is hindered by frigid temperatures and short growing seasons. The term is a Russian word adapted from Sámi languages. [2] There are three regions and associated types of tundra: Arctic tundra, [3] alpine tundra, [3] and Antarctic tundra.
Frost flowers are ice crystals commonly found growing on young sea ice and thin lake ice in cold, calm conditions. The ice crystals are similar to hoar frost, and are commonly seen to grow in patches around 3–4 cm in diameter. Frost flowers growing on sea ice have extremely high salinities and concentrations of other sea water chemicals and ...
The inaugural Arctic Ocean Conference was held in Ilulissat ( Greenland) on 27-29 May 2008. Canada, Denmark, Norway, Russia and the United States discussed key issues relating to the Arctic Ocean. [1] The meeting was significant because of its plans for environmental regulation, maritime security, mineral exploration, polar oil oversight, and ...
Arctic exploration is the physical exploration of the Arctic region of the Earth. It refers to the historical period during which mankind has explored the region north of the Arctic Circle. Historical records suggest that humankind have explored the northern extremes since 325 BC, when the ancient Greek sailor Pytheas reached a frozen sea while ...
The Arctic ice pack is the sea ice cover of the Arctic Ocean and its vicinity. The Arctic ice pack undergoes a regular seasonal cycle in which ice melts in spring and summer, reaches a minimum around mid-September, then increases during fall and winter. Summer ice cover in the Arctic is about 50% of winter cover. [1]
Capacity. 19,100 TEU [2] Crew. 23 [2] CSCL Arctic Ocean is a container ship, operated by China Shipping Container Lines . At the time of her construction she, and her four sister ships, Globe, Pacific Ocean, Atlantic Ocean, and Indian Ocean, were the largest container ships afloat, each carrying 19,100 twenty-foot equivalent unit containers. [4]
