The seas around Australi a and Japan have as many as 33,000 forms of life(The average marine are a has a-bout 10,000 species)."These 'hot spots' of biodiversity need special attention and protection, "says Miloslavich.The accurate picture of ocean life will help scientists notice changes...
北冰洋 The Arctic Ocean, unsurprisingly, surrounds the Arctic; that is, the regions around the North Pole. Arctic conceals its origins rather more successfully; it comes from the Greek arktos, meaning ‘bear’ – and also ‘Ursa Major’ and ‘pole star’. T...
B. The seas around Australi a and Japan have the least species. C. Scientists wanted to get new food resources by doing this research. D. These scientists only did research under the sea. 相关知识点: 试题来源: 解析 I.1. B 细节理解题。 由“Decades of Discovery”中的最后一句可知,...
Oceans and seas make up 70 percent of the Earth's surface, though some of these water bodies are much bigger than others. Find out about each of them here.
Oceans and Seas of the World Gulfs of the World Lesson Summary Frequently Asked Questions How many oceans and seas are in the world? There is one global ocean, five regional oceans, and seven main seas. There are numerous bodies of water around the world and close to 100 seas in the ...
The Pacific Ocean extends from north to south between the two Polar Circles, and from east to west between Asia and America, over an extent of 145 degrees of longitude. View in context The narrow seas around these isles, where British admirals keep watch and ward upon the marches of the ...
The world's second-largest ocean, divided into theNorth Atlanticand theSouth Atlantic.It extends from the Arctic in the north to the Antarctic in the south between the eastern Americas and western Europe and Africa. American Heritage® Dictionary of the English Language, Fifth Edition. Copyright...
Oceans and seas harbor ecosystems that are dependent upon a sustainable exploitation of aquatic natural resources, and interactions with people. A balanced exploitation of the resources promotes resilience of the ecosystems. However, the sustainable development of the ecosystems is under threat from factor...
Maritime spaces are increasingly becoming potential sources of conflict. With 90% of goods around the world being transported by sea and 98% of digital data transiting through submarine cables, plus the vast array of marine life, energy and mining resour
Marginal seas or arms of the Atlantic Ocean include the Baltic Sea, the North Sea, the Black Sea and the Mediterranean Sea as well as the Gulf of Mexico, and Caribbean Sea, which is the largest marginal sea. Popular Pages Resources: Atlantic Ocean Facts ...