Sentences with phrase «in hydrothermal vents on the ocean floor»

This chemical reaction between rock and water occurs, for example, in hydrothermal vents on the ocean floor.

Not exact matches

Yet we know that life on Earth can thrive in extreme conditions: from the Antarctic (where temperatures can drop to almost -90 °C) to hydrothermal vents on the ocean floor (where temperatures can exceed 460 °C).

Since then, many other possible crucibles have been identified: deep underground, in the open ocean, by hydrothermal vents on the ocean floor, on a radioactive beach and on the surface of a lump of clay.

These include a groundwater sample found nearly 2 miles deep in a South African gold mine and at hydrothermal vents on the ocean floor.

The model therefore reinforces the idea that there is strong heat production in Enceladus's deep interior that may power the hydrothermal vents on the ocean floor.

He has done similar work aboard ships, rocking and swaying high above hydrothermal vents on the ocean floor, when he wasn't in the submersible itself, exploring the steaming depths.

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.

There are several habitats once thought to be inhospitable to even the world's most adaptable organisms — places like the core of Chile's Atacama Desert, the driest region on Earth; ice sheet plateaus in Greenland that are 10,000 feet thick; and near hydrothermal vents on the ocean floor with temperatures above 750 degrees Fahrenheit, to name a few.

Earthly life has proved remarkably hardy in similar extreme environments such as hydrothermal vents on the ocean floor and polar ice.

As if to seal the case, in early 2017, Cassini discovered silica grains and hydrogen gas in the ice plumes above Enceladus, indicating there must be hydrothermal vents on the floor of the subsurface ocean.

The revolutionary discovery in the 1970s of a thriving complex marine ecosystem around the hydrothermal vents of the Galapagos Rift on the ocean floor of the eastern Pacific forever changed our understanding of habitability showing that life could also arise and flourish in the complete absence of sunlight in conditions that were utterly toxic to any other life forms on Earth.