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Marine biology is the scientific study of living organisms in the ocean or other marine or brackish bodies of water. Given that in biology many phyla, families and genera have some species that live in the sea and others that live on land, marine biology classifies species based on the environment rather than on taxonomy.

Marine life is a vast resource, providing food, medicine, and raw materials, in addition to helping to support recreation and tourism all over the world. At a fundamental level, marine life helps determine the very nature of our planet. Marine organisms contribute significantly to the oxygen cycle, and are involved in the regulation of the earth’s climate. Shorelines are in part shaped and protected by marine life, and some marine organisms even help create new land.

Marine biology covers a great deal, from the microscopic, including plankton and phytoplankton, which can be as small as 0.02 micrometers and are both hugely important as the primary producers of the sea, to the huge cetaceans (whales) which reach up to a reported 48 meters (125 feet) in length.

Find out more!! – http://en.wikipedia.org/wiki/Marine_biology

Various species of reef fish in the Hawaiian Islands.

Georgia Aquarium - Giant Grouper edit.jpg Giant Grouper

 

 Coral reefs in papua new guinea.JPG

 

 Coral reefs in Papua new guinea ^ ^ ^ ^ ^

 

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Nanotechnology refers broadly to a field of applied science and technology whose unifying theme is the control of matter on the atomic and molecular scale, generally 100 nanometers or smaller, and the fabrication of devices with critical dimensions that lie within that size range.

Nanometre :  one thousand-millionth of a metre.

Nanotechnology: a branch of technology dealing with the manufacture of objects with dimensions of less than 100 nonometres and the minipulation of individual molecules and atoms.

http://www.wisegeek.com/what-are-the-possible-dangers-of-nanotechnology.htm

http://www.zyvex.com/nano/

http://www.nanotech-now.com/

http://www.nanotechnology.com/

http://news.bbc.co.uk/1/shared/spl/hi/pop_ups/05/sci_nat_nanotechnology___building_the_future_from_the_bottom_up/html/1.stm

 

 

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