A polymetallic nodule. (Image: Nautilus Minerals)

Deep seabed mining: key questions

Jessica Aldred for chinadialogue ocean | 26 February 2019 What is deep sea mining? It’s the process of retrieving mineral deposits from the deep sea – the area of the ocean below 200 metres. This covers around 65% of the Earth’s surface and harbours a rich diversity of species adapted to the harsh environment – […]

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A crustacean looking out from within a deep sea octocoral, 1,150m beneath the Gulf of Mexico. (Image: NOAA)

The future of deep seabed mining

Jessica Aldred for chinadialogue ocean | 24 February 2019 It’s one of the coldest, darkest places on earth, full of marine life – much of which is yet to be discovered – with a seabed rich in mineral deposits. In the last decade, the floor of the deep ocean that lies outside the jurisdiction of […]

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The perils of mining the deep

Matthew Gianni and Sian Owen for The Economist World Ocean Initiative | 11 February 2019 The deep seabed was once believed to be a lifeless realm of mud and rock. This barren image changed dramatically, however, as technology to explore the hidden depths improved. In 2016, the United Nations First World Ocean Assessment described the […]

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Mushroom soft coral with feeding polyps extended on the Davidson Seamount, at 1,470m below. Some deep sea corals can live for several thousand years, making them the oldest organisms on the planet. (NOAA)

Species threatened by deep-sea mining

Ned Pennant-Rea for chinadialogue ocean | 28 February 2019 The UN has described the deep sea as “the largest source of species and ecosystem diversity on Earth.” Life thrives particularly on the vast expanses of sea floor known as abyssal plains, amid the submarine mountains that rise from them and around superheated springs. Extremes of […]

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The remotely-operated Hercules searches for deep sea fauna. (Image: NOAA)

We should explore the deep ocean, not mine it

Diva Amon for chinadialogue ocean | 4 March 2019 Human activity is transforming the planet and the deep ocean is no exception. As the demand for metals increases humans are seeking them in ever more remote places. The next frontier may be the deep seabed. Valuable metallic ores laden with cobalt, copper, nickel, gold and […]

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International Seabed Authority internship associate legal officer environmental management plans Women and girls in science ISA Releases Stakeholder Submissions to Draft Exploitation Regulations

Open-ended Informal Working Group advances discussions on financial model for mineral exploitation in the international seabed area

Representatives from Member States, civil society organizations and contractors, gathered at the International Seabed Authority (ISA) Headquarters in Kingston, Jamaica, this week, for an open ended informal working group meeting established to advance discussions on the financial model for mineral exploitation in the international deep seabed area. Established by the ISA Council in July 2018, the […]

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International Seabed Authority internship associate legal officer environmental management plans Women and girls in science ISA Releases Stakeholder Submissions to Draft Exploitation Regulations

Twenty-fifth Annual Session of ISA

The first part of the 25th annual session of the International Seabed Authority (ISA) will consist of a meeting of the ISA Council convening from 25 February-1 March 2019 and a meeting of the Legal and Technical Commission (LTC) from 4-15 March 2019, in Kingston, Jamaica. The meeting arrangement follows the revised schedule, decided at […]

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International Seabed Authority internship associate legal officer environmental management plans Women and girls in science ISA Releases Stakeholder Submissions to Draft Exploitation Regulations

1st Part of the 25th Annual Session of the International Seabed Authority (ISA)

On Monday, the Council of the International Seabed Authority (ISA) opened for the first part of the 25th annual session in Kingston, Jamaica. The Council elected its President and Vice-Presidents for 2019, addressed organizational matters, and heard reports on the status of exploration contracts, the implementation of the 2018 Council decision relating to the summary […]

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A polymetallic nodule from the Clarion Clipperton Fracture Zone, purchased from an online dealer. 

Nodules for sale: tracking the origin of polymetallic nodules from the CCZ on the open market. 

You can buy a 5-lb bag of polymetallic nodules from the Clarion-Clipperton Fracture Zone on Amazon, right now. Depending on your vantage point and how long you’ve participated in the deep-sea mining community, this will either come as a huge surprise or be completely unexceptional. Prior to the formation of the International Seabed Authority, there […]

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Figure 1. From Turner et al. (2019)

Identifying and communicating the value of a hydrothermal vent

The deep sea has a PR problem. Most people have little to no conception of what deep ocean ecosystems look like, what lives there, or how human well-being may depend on them. Deep-sea ecosystems provide many indirect services that benefit humanity, yet they are poorly quantified and infrequently discussed.  A new paper by graduate student […]

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