TMC Subsidiary NORI Completes Key Offshore Research Campaign, Evaluating Seafloor Ecosystem Function a Year Post Nodule Collection Test
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TMC Subsidiary NORI Completes Key Offshore Research Campaign, Evaluating Seafloor Ecosystem Function a Year Post Nodule Collection Test

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The Metals Company
The Metals Company

View from the control room

During NORI's latest offshore campaign, researchers used a Remotely Operated Vehicle to assist in the precision deployment of equipment to the seafloor.
During NORI's latest offshore campaign, researchers used a Remotely Operated Vehicle to assist in the precision deployment of equipment to the seafloor.

Multicore on deck

Researchers prepare to launch a multicore sampler which is used to assess the biological and chemical properties of the sediment on the seafloor. As part of its latest campaign, NORI conducted extensive sampling in the test mining area and in areas influenced by the sediment plume.
Researchers prepare to launch a multicore sampler which is used to assess the biological and chemical properties of the sediment on the seafloor. As part of its latest campaign, NORI conducted extensive sampling in the test mining area and in areas influenced by the sediment plume.
  • Researchers with Nauru Ocean Resources Inc. (NORI) successfully gathered further environmental data on ecosystem recovery and functioning as part of its Environmental and Social Impact Assessment (ESIA) to characterise the potential impacts of proposed polymetallic nodule collection operations.

  • Despite illegal disruptions from Greenpeace International aimed at hindering the collection of environmental data, researchers were able to complete the major components of the scientific work scope slated for the campaign, and are encouraged by preliminary qualitative assessments.

  • Scientists used several seafloor sampling devices, a remotely operated vehicle and lander systems to assess impacts to biota, seafloor geochemistry and ecosystem recovery on the seafloor in the NORI-D area of the Clarion Clipperton Zone (CCZ).

  • Building on the rich data gathered from 20 offshore campaigns over the last 11 years, with cumulative ESIA spending of ~$150 million, the results from the latest campaign will inform NORI’s application to the International Seabed Authority (ISA) for a commercial exploitation contract.

NEW YORK, Dec. 28, 2023 (GLOBE NEWSWIRE) -- The Metals Company (Nasdaq: TMC) (“TMC” or “the Company”), an explorer of lower-impact battery metals from seafloor polymetallic nodules, today announced the conclusion of its latest offshore scientific research campaign to assess seafloor impacts and recovery rates twelve months after the pilot nodule collection system test conducted by its NORI subsidiary.

Despite illegal disruptions from Greenpeace International aimed at hindering the collection of key environmental data requested by the ISA’s Legal and Technical Commission, researchers were able to complete the major components of the scientific work scope slated for the campaign. The data gathered will further support NORI’s application to the International Seabed Authority for a commercial exploitation contract, which it expects to submit following the July 2024 meeting of the ISA.

The team selected 19 sampling stations in the locality of last year’s nodule collection system test and conducted 39 multicore deployments, recovering 395 individual core samples. These yielded more than 600 subsamples that will be shared with independent researchers from leading marine research institutions for further biological analysis.

Additionally, using a remotely operated vehicle (ROV), the research team deployed innovative seafloor lander systems that are capable of measuring seafloor oxygen fluxes using eddy covariance methods. This resulted in over 600 hours of data acquisition at a maximum deployment depth of 4285m, which NORI believes is the first time these bespoke sensor suites have been deployed at abyssal depths. This data is further supplemented by over one thousand core sub-samples for geochemical analysis.