Sentences with phrase «volcanic vents on»

And below, along possible volcanic vents on the ocean floor, other forms of life could flourish in the sunless depths.

newtja, Corr & Vaughan (2008) does not attempt to assess or quantify the effect of volcanic venting on the Pine Island glacier.

Not exact matches

Workers progressed across the 29 - mile Rift through volcanic rock and over steam vents on the valley floor, and then descended from a summit of over 8,000 feet to Lake Victoria in the valley below — a feat requiring 11,845 running feet of viaducts, some up to 881 feet long and more than 110 feet above the earth.

The maroon patch within the baby - blue area at the center of the crater signifies what has been identified as pyroclastic deposits centering on a volcanic vent.

Further calculations by Catling and his team conclude that no abiotic methane sources on a rocky planet could produce enough of the gas to counteract this process — whether it is volcanic outgassing from a planet's interior, chemical reactions in hydrothermal vents, even asteroid impacts.

«Arsia Mons was creating about one volcanic vent every 1 to 3 million years at the peak, compared to one every 10,000 years or so in similar regions on Earth.»

Life on Earth likely emerged in the deep ocean, where simple organisms fed off toxic gas from volcanic vents.

The only place on Earth that they are known to form is at fumaroles, volcanic vents that release hot gases.

On Io, which orbits at about the same distance from the planet as the Earth to the moon, the heat is so intense that it triggers sulfurous plumes from massive volcanic vents, which spew into space.

The subsurface oceans that are believed to exist on Europa and Enceladus, would have conditions similar to the deep oceans of Earth where tardigrades are found, volcanic vents providing heat in an environment devoid of light.

Then in 1977, two geochemists — Jack Corliss and John Edmond, diving in the submersible Alvin — discovered the first hydrothermal vent, or volcanic hot spring, on the ocean floor.

Rich ecosystems exist on our own planet's seafloor, where volcanic rifts create hydrothermal vents.

In the greater NZ region, we have undersea hot springs (hydrothermal vents of the Kermadecs), marine hydrocarbon seeps and gas hydrates (offshore eastern North Island — possible analogues for oceans on Icy Worlds), and terrestrial (on land) hot springs in the Taupo Volcanic Zone and elsewhere around the country.

blaming the results reported in Nature on a» chain of heat - venting sub-sea islands», which given the continental trend, seems even more bizarre than invoking volcanic activity in the Arctic ocean

As it turned out, they were feeding on bacteria that got their energy from hydrogen and hydrogen sulfide emanating from underwater volcanic vents.

Indeed, hydrothermal processes near volcanic vents are known to sustain complex ecosystems here on Earth.

St. Lucia «s famed Pitons are actually two volcanic plugs (when magma hardens on top of a volcano vent on an active volcano).

Your true - false question about whether CO2 is a pollutant or necessary for plants and therefore all other life (well, except for the chemosynthetic based ecosystem around undersea volcanic vents) on earth is a false dichotomy — its like asking is water good; true or false.