Deep Ocean Nodules

Latest News for: Deep ocean nodules

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A deep sea mining zone in the remote Pacific is also a goldmine of unique species

Popular Science 25 May 2023

Over 5,000 species could be at risk if deep sea mining begins in the Pacific Ocean's Clarion-Clipperton Zone ... Industrial mining of the deep ends of the ocean for valuable minerals is becoming more of a possibility as companies search for new sources of needed minerals, such as cobalt and lithium.

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Kiren Rijiju takes charge of earth sciences ministry

Live Mint 19 May 2023

He emphasized his priority to execute the Deep Ocean Mission, a flagship initiative of the prime minister aimed at exploring polymetallic nodules containing valuable minerals.

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\u2018Reshuffle part of PM\u2019s vision\u2019: Kiren Rijiju joins new ministry

Indian Express 19 May 2023

If there is a statement against me from an Opposition party \u2013 there is nothing new in that.\u201d Rijiju on Friday said that his priority will be to execute the Deep Ocean Mission, a flagship scheme of the Prime Minister for exploration of polymetallic nodules containing rich minerals.

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Researchers demonstrate high natural radioactivity of manganese nodules

Phys Dot Org 17 May 2023

Manganese nodules at the bottom of the deep sea contain a wealth of valuable metals that are vital to the electronics and steelmaking industries ... Particularly large quantities of manganese nodules can be found in the deep ocean of the Clarion Clipperton Zone in the North Pacific Ocean between Mexico and Hawaii.

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Manganese Tubers Are Precious Deep-Sea Potatoes That Battery Makers Lust After

IFL Science 10 Apr 2023

Polymetallic nodules were first discovered on the seabed during the 1872–1876 voyage of the HMS Challenger to study the deep ocean ... them with near-zero solid waste, no tailings or deforestation, and with careful attention not to harm the integrity of the deep-ocean ecosystem.”.

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Crucial date looms for deep-sea mining in the Pacific, but is the world ready?

RNZ 07 Apr 2023

As a crucial deadline looms for a new frontier of mining in the deep Pacific Ocean, Pacific Islanders are worried the controversial practice could go ahead before proper regulations are in place ... Deep-sea mining uses heavy machinery to harvest rock nodules from the ocean floor that contain cobalt, manganese, and other rare metal used in batteries.

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Our deep sea is being colonised

RNZ 03 Apr 2023

- Mining deep areas of the ocean to gather rare metals for electric car batteries and other green technologies is attracting cash-strapped Pacific island governments ... For example, in the deep ocean around 'Avaiki Nui, the nodules are rich in cobalt, one of the main minerals used in lithium-ion batteries for electric vehicles.

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Deep-sea mining for rare metals will destroy ecosystems, say scientists

The Observer 26 Mar 2023

The battle over our planet’s deep-sea resources focuses primarily on the trillions of nodules of manganese, nickel and cobalt that litter the ocean floor ... to surface ships – that would trundle over the ocean floor, sucking up nodules and pumping them to their mother craft.

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Deep seabed mining plans pit renewable energy demand against ocean life in a largely unexplored frontier

Hibbing Daily Tribune 23 Feb 2023

A wealth of these metals can be found in manganese nodules that look like cobblestones scattered across wide areas of deep ocean seabed ... Manganese nodules are roughly the size of potatoes and can be found across vast areas of seafloor in parts of the Pacific and Indian oceans and deep abyssal plains in the Atlantic.

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Renewable Energy vs Ocean Life – The Deep Sea Mining Dilemma

Principia Scientific 23 Jan 2023

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Plans for deep seabed mining pit renewable energy demand against ocean life in an untamed frontier

Alternet 18 Jan 2023

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Plans for deep seabed mining pit renewable energy demand against ocean life in a largely ...

Phys Dot Org 18 Jan 2023

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Impossible Metals demonstrates its super-careful seabed mining robot

New Atlas 08 Dec 2022

We've known for decades that billions of dollars' worth of battery-relevant metals like copper, manganese, cobalt and nickel are literally sitting around on the seafloor out in the deep ocean, in giant fields of "polymetallic nodules" that look just like rocks, no bigger than potatoes.

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Ocean scientists measure sediment plume stirred up by deep-sea-mining vehicle

Phys Dot Org 21 Sep 2022

The ocean's deep-sea bed is scattered with ancient, potato-sized rocks called "polymetallic nodules" that contain nickel and ... The deep ocean contains vast quantities of mineral-laden nodules, but the impact of mining the ocean floor is both unknown and highly contested.