Sentences with phrase «under the seafloor of»

This cutaway view of Saturn's moon Enceladus is an artist's rendering that depicts possible hydrothermal activity that may be taking place on and under the seafloor of the moon's subsurface ocean, based on recently published results from NASA's Cassini mission.

Not exact matches

While hydrothermal activity can produce considerable quantities of hydrogen, in porous rocks often found under seafloors, radiolysis could produce copious amounts as well.

Macdonald says the process of continental plates spreading apart and filling in with magma is analogous to what happens on the deep seafloor at mid-ocean ridges, which are difficult to study because they lie a few kilometres under water.

Among other things, GRACE may have found a crater deep under the Antarctic ice that may mark an asteroid impact greater than the one that doomed the dinosaurs, measured the seafloor displacement that triggered the tsunami of 2004, and quantified changes in subsurface water in the Amazon and Congo river basins.

Possibilities include the creation of de facto marine reserves as fish cluster under the fields of floating turbines, loss of birds that fly into the turbines, entanglement of sea creatures in cables used to tether the turbines to the seafloor, and disruption of movement patterns of underwater animals.

Striped areas represent the maximum stretch of seafloor each is likely to claim as additional territory under the United Nations Convention on the Law of the Sea.

Turning big, frozen deposits of methane buried under the seafloor into fuel for our cars and homes is coming closer to reality.

Not only is there a much higher diversity of microbes under the seafloor than originally thought, large and active populations exist much deeper in the sediments than was believed, the team reports 21 July in Nature.

Boulder, Colo., USA: Cretaceous climate warming led to a significant methane release from the seafloor, indicating potential for similar destabilization of gas hydrates under modern global warming.

In the video, Ash describes her work to understand the balance between the massive amount of methane, a greenhouse gas, under the Antarctic seafloor and the microbes that consume it and keep it from escaping to the atmosphere, as well as the microbes» susceptibility to climate change.

In the abyssal realm, seafloor habitats under areas of deep - water formation (e.g., those in the North Atlantic and Southern Oceans) could experience a maximum decline in O2 concentration of 0.03 mL L — 1 by 2100 (i.e., a 0.5 % drop from current levels; Tables 2, 3; Figures 2, 3).

Known as the «sulfur pearl of Namibia,» this anaerobic species digests organic matter under low - oxygen (or no - oxygen) conditions that are caused by high rates of phytoplankton growth in the Benguela upwelling zone, and the subsequent decay of large masses of dead phytoplankton that have fallen to the seafloor.

Deposits of this may be quite thick meters thick and tend to develop under permanently frozen Arctic soils or beneath the polar seafloor.

Although these two carbon sources alone wouldn't have accounted for the dramatic warming event that followed, once a bunch of greenhouse gas is released into the atmosphere, as we modern earthlings have been observing in real time lately, it destabilizes and releases other greenhouse gases like methane locked up in permafrost or under the seafloor.

As the seafloor moves slowly east, it slides under the North American continent and leaves behind scrapings of radiolarian chert and pillow basalt.

And it was recognized those actions were a crap shoot (Where good science and policy goes bad: de-salinization plants in Oz rather than managing episodic flooding, drilling 20,000 ′ below a seafloor 5,000 ′ under a precious biosphere to seek oil that is abundantl available on dry land, for examples), but can anyone name a project of doubt on the scale of this one where unspeakable trillions are to be spent, redistributed, productivity disincentized, where people's lives across the world will be thrown into uncertainty, where this trans - generational mindset will, by design, crush the willful and spirited energy and creativity of human kind until it is finally overthrown democratically or otherwise?

An international team of scientists under the leadership of the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, has for the first time succeeded in creating a digital map of the entire Antarctic seafloor.