volcanic vent


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volcanic vent

[väl′kan·ik ′vent]
(geology)
The channelway or opening of a volcano through which magma ascends to the surface; two general types are fissure and pipelike vents.
References in periodicals archive ?
The discoveries suggest that active deep-sea volcanic vents are more widespread around the globe than previously thought, he added.
The world hums with trillions of lives we don't know whose view of things we can't imagine--the infinitely variegated, clicking little monsters in any garden, strange worms around smoking volcanic vents in the night of the deep oceans, all manner of things.
In its 90, often lyrical, minutes, the Pierce Brosnan-narrated picture escorts us from the penguins of the far south to the polar bears of the far north, from shoreline crab nests and sea lion communities to the deep, dark volcanic vents where weird ocean floor life so baffles scientists and troubles creationists.
By 2030, according to World Watch magazine, scientists will be able to wean Iceland off smoggy coal and oil and convert to clean green hydrogen fuel cells powered by volcanic vents and waterfalls.
One of the items actively being investigated is in the realm of volcanic vents more than a mile down in the ocean depths These vents are not only spewing out a rich mixture of sulfurous compounds, but have been found to harbor a rich array of micro-organisms.
A team of CSIRO scientists has embarked on a pioneering search of active volcanic vents on the seabed of the Bismarck Sea, north of Papua New Guinea.
The chimneys rise from underwater volcanic vents, or fissures, in the Earth's crust.
In a 1983 paper, Baross, Sarah Hoffman, and Jack Corliss, all then at Oregon State University, first suggested that life may have originated on the earth not in warm, shallow pools struck by lightning, but rather in sunless, deep-sea volcanic vents.
Microbes that feed on hydrogen, thought to be the earliest known form of life, have been found in hot water near undersea volcanic vents.
Megalithic chimneys of crystallized rock, extrude from the seabed by superhot volcanic vents, sometimes rise to the height of a fifteen-story building.
These creatures live near volcanic vents at the bottom of the deep ocean in totally dark, highly-pressurized, hot and hostile environments.
Instead, they searched deep-sea volcanic vents and hot springs, such as those in Yellowstone National Park.