Deep Ocean Nodules

Latest News for: Deep ocean nodules

Edit

“Dark oxygen” created without photosynthesis in ocean, study finds

Sandhills Express 24 Jul 2024

Those nodules and other items found on the ocean floor in the deep sea between Hawaii and Mexico were subjected to a range of experiments, including injection with other chemicals or cold seawater.

Edit

Mysterious

The Daily Mail 23 Jul 2024

The researchers investigated whether the deep-ocean's nodules generated enough electricity to produce oxygen – just 1.5 volts — the same voltage as a typical AA battery — is enough to split seawater.

Edit

‘Dark oxygen’ on ocean floor may rewrite Earth’s origins of life

Popular Science 23 Jul 2024

Polymetallic nodules, collected from the ocean floor, ... Unfortunately, all that deep ocean biological diversity may mean little to the corporations that view polymetallic nodules as potential profits.

Edit

'Dark oxygen' produced by metals on ocean floor - study

RTE 23 Jul 2024

The researchers investigated whether the deep-ocean’s nodules generated enough electricity to produce oxygen - just 1.5 volts - the same voltage as a typical AA battery - is enough to split seawater.

Edit

Shock discovery reveals deep sea nodules are a source of oxygen

New Scientist 23 Jul 2024

Sea-floor nodules raise oxygen levels in the deep ocean, suggesting they may have a valuable role in ecosystems and adding to concerns about the impact of deep-sea mining ... .

Edit

Scientists discover ‘dark’ oxygen being produced more than 13,000 feet below the ocean surface

CNN 22 Jul 2024

“These geobatteries are the basis for a possible explanation of the ocean’s dark oxygen production.” Challenging the paradigm The discovery that abyssal, or deep-sea, nodules are producing oxygen is ...

Edit

I

Interesting Engineering 22 Jul 2024

Aiming to study the seabed and its features in the Pacific Ocean focusing on the Clarion-Clipperton Zone, an international team of scientists undertaking the research ended up discovering polymetallic nodules on the deep-ocean floor producing oxygen.

Edit

‘Dark oxygen’ produced by metals on deep-ocean floor, study finds

AOL 22 Jul 2024

The researchers investigated whether the deep-ocean’s nodules generated enough electricity to produce oxygen – just 1.5 volts — the same voltage as a typical AA battery — is enough to split seawater.

Edit

Blue Economy – An Emerging Concept for Sustainable Growth

Kashmir Observer 12 Jul 2024

India’s Deep Ocean Mission (DOM) is a visionary initiative aimed at exploring and harnessing the immense potential of the ocean’s depths ... Exploring the deep oceans involves extreme pressure conditions, with water exerting tremendous force.

Edit

New laws address tourism and the environment

West Hawaii Today 09 Jul 2024

She said the push behind deep-sea mining is because of polymetallic nodules on the ocean floor that are rich in nickel, cobalt, copper and manganese that are essential for the technology that powers ...

Edit

Deep sea mining threatens sea life, environmentalists say: California law has a solution

Phys Dot Org 27 Jun 2024

And as production ramps up, international mining conglomerates are increasingly eye-balling the deep ocean where vast numbers of polymetallic nodules—naturally occurring concentrations of many of these metals—have been located.

Edit

Deep sea mining threatens sea life, environmentalists say. California law has a solution

The Los Angeles Times 24 Jun 2024

And as production ramps up, international mining conglomerates are increasingly eye-balling the deep ocean where vast numbers of polymetallic nodules — naturally occurring concentrations of many of these metals — have been located.

Edit

STARS: The Missing Link in Deep Sea Mining Supply Chain

MarineLink 15 May 2024

... limits of operating in the deep ocean mean that this step becomes increasingly complex and challenging ... Polymetallic Nodule are mostly found on the vast, deep abyssal plains of the global ocean.

Edit

Battle over deep-sea mining heats up

RNZ 18 Mar 2024

It is the latest salvo in a long-running battle over access to a trove of hundreds of billions of dollars' worth of metals lying on the surface of the seabed in some parts of the deep ocean ... They are found across much of the deep ocean floor.

Edit

Can we protect and profit from the oceans?

Vox 18 Mar 2024

But many believe it’s only a matter of time before companies are granted licenses to begin mining the ocean floor — unleashing a drilling bonanza that could have consequences we don’t yet understand because the deep ocean has barely been explored.