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TMC the metals company Inc. (TMC): PESTLE Analysis [Nov-2025 Updated] |
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TMC the metals company Inc. (TMC) Bundle
TMC the metals company Inc. is at a critical inflection point in late 2025, navigating a complex web of geopolitical, financial, and environmental pressures. The core narrative is simple: unlocking an estimated $23.6 billion resource base of critical battery metals from the deep seabed. But the reality is a race against the clock, where the US Executive Order fast-tracking permits and the subsidiary NORI's June 27, 2025, application to the International Seabed Authority (ISA) are forcing a regulatory showdown. While the company holds strong liquidity of $165 million, the sociological pushback from groups like Greenpeace and the risk of violating international law are defintely real, making this a high-stakes bet on regulatory approval and public acceptance. Dive into the full PESTLE breakdown to see where the biggest risks and opportunities lie for this pre-revenue giant.
TMC the metals company Inc. (TMC) - PESTLE Analysis: Political factors
US Executive Order in April 2025 Fast-Tracks Seabed Mining Permits
The U.S. government has decisively shifted the regulatory landscape, creating a parallel, domestic pathway for deep-sea mineral extraction. On April 24, 2025, President Trump signed Executive Order 14285, titled 'Unleashing America's Offshore Critical Minerals and Resources,' which is a game-changer for TMC the metals company Inc.. This order directs the National Oceanic and Atmospheric Administration (NOAA) to expedite the review and issuance of commercial recovery permits under the Deep Seabed Hard Mineral Resources Act (DSHMRA) of 1980.
This political action provides a critical alternative to the slow-moving International Seabed Authority (ISA) process. Just four days later, on April 29, 2025, TMC's U.S. subsidiary, TMC-USA, submitted the first-ever commercial recovery permit application under the U.S. seabed mining code. This move is a clear signal that the company is prioritizing the U.S. regulatory path to commercialization, which could defintely accelerate their timeline.
Here's the quick math on the dual-path strategy:
- U.S. Pathway: Application submitted April 29, 2025, under DSHMRA, leveraging the new Executive Order for expedited review.
- ISA Pathway: Subsidiary NORI's application is scheduled for June 27, 2025, forcing a decision from the international body.
TMC is Positioned as a Key Player in the US-China Critical Mineral Supply Chain Rivalry
TMC's political value is now inextricably linked to the geopolitical rivalry between the U.S. and China over critical mineral supply chains. The Executive Order itself cites a 'core national security and economic interest' in securing these minerals, which are vital for defense and energy technology. China currently dominates the processing of many key battery metals, so the U.S. is pushing for China-independent sources.
This positioning was solidified by a strategic investment from Korea Zinc, a world leader in non-ferrous metal refining. On June 16, 2025, Korea Zinc announced a strategic investment of approximately $85.2 million in TMC. This capital infusion, expected to close on June 26, 2025, is intended to help build a complete, China-independent supply chain for the four key metals in TMC's polymetallic nodules: nickel, cobalt, manganese, and copper. The company's total nodule resource in the NORI and TOML areas is a staggering 1.6 billion tons, representing a massive potential domestic source.
The political alignment is clear: TMC is a strategic asset for U.S. mineral independence.
Subsidiary NORI Plans to Submit its ISA Exploitation Application on June 27, 2025
Despite pursuing the U.S. option, TMC's subsidiary, Nauru Ocean Resources Inc. (NORI), is still moving forward with its International Seabed Authority (ISA) application, keeping pressure on the international regulator. NORI has set the expected submission date for its ISA exploitation application for June 27, 2025. This date is a direct political lever, as it triggers the ISA's obligation to consider the application even if the final Mining Code is not yet adopted, a provision known as the 'two-year rule'.
The Republic of Nauru, NORI's sponsoring state, formally requested the ISA to clarify the submission and review process at its March 2025 meetings, aiming to provide certainty for all stakeholders. The company is managing its finances prudently during this regulatory waiting game, expecting quarterly cash use to be less than $5 million as the ISA application is reviewed.
Support from Pacific Island Sponsoring States (Nauru, Tonga) Provides International Legitimacy
TMC's international legitimacy is anchored in its partnerships with developing Pacific Island States, which have exploration rights under the United Nations Convention on the Law of the Sea (UNCLOS). The Republic of Nauru and the Kingdom of Tonga are the sponsoring states for TMC's two primary exploration contracts, NORI and Tonga Offshore Mining Limited (TOML), respectively. These partnerships are a vital political shield, allowing the island nations to participate in the industry while transferring the capital and technical requirements to TMC.
The continued political support is evident in the updated sponsorship agreements: Nauru and NORI concluded an amended agreement on May 29, 2025, and Tonga and TOML updated theirs on August 4, 2025. These updates occurred even after TMC began pursuing the U.S. permitting route, indicating a strong, ongoing financial and political alignment with its key Pacific partners.
What this estimate hides is the political risk of a fractured international front. The third Pacific Island State, Kiribati, terminated its agreement with TMC at the end of 2024, with TMC citing the area as 'less commercially favourable'. Kiribati is now reportedly in discussions with China for deep-sea mining opportunities, highlighting the geopolitical competition for influence in the region.
| Political Factor | Key 2025 Development | TMC Action/Impact |
|---|---|---|
| U.S. Regulatory Pathway | Executive Order 14285 signed April 24, 2025 to expedite permitting under DSHMRA. | TMC-USA submitted the first commercial recovery permit application on April 29, 2025. |
| Geopolitical Rivalry | Korea Zinc's $85.2 million strategic investment announced June 16, 2025. | Creates a potential China-independent supply chain for nickel, cobalt, manganese, and copper. |
| ISA Regulatory Trigger | NORI's ISA exploitation application submission date set for June 27, 2025. | Forces the ISA Council to prioritize the review process under the 'two-year rule'. |
| Sponsoring State Support | Nauru and Tonga updated sponsorship agreements in May and August 2025. | Maintains international legitimacy and contractual rights for TMC's 1.6 billion tons of nodule resource. |
TMC the metals company Inc. (TMC) - PESTLE Analysis: Economic factors
You're looking at a company that's still in the high-stakes exploration phase, so the economic picture is a study in contrasts: massive projected value against a real, near-term cash burn. The core takeaway is that the project economics are compelling, but the company's current financial stability is defintely dependent on its recent capital raises and tight cost control, not revenue.
The company is pre-revenue, reporting a Q3 2025 operating loss of $55.4 million.
As a pre-commercial entity, TMC the metals company has no product revenue, which means we focus on the burn rate and liquidity. The company reported an operating loss of $55.4 million for the third quarter of 2025. This number looks high, but you need to read the footnotes: a large portion of this was non-cash, driven by items like the fair value adjustment of warrant liabilities and share-based compensation. The actual cash used in operations for Q3 2025 was $11.5 million. This is the number that matters for short-term runway, but still, a loss is a loss.
Here's the quick math on the Q3 2025 financial performance:
- Operating Loss (Q3 2025): $55.4 million
- Net Loss (Q3 2025): $184.5 million
- Cash Used in Operations (Q3 2025): $11.5 million
Total project value is estimated at $23.6 billion based on August 2025 economic studies.
The long-term economic opportunity is enormous, and this is what drives the valuation. In August 2025, the company released two technical economic assessments prepared under Regulation S-K Subpart 1300. These reports estimate a combined project value (Net Present Value or NPV) of $23.6 billion. This total includes the Pre-Feasibility Study (PFS) for the NORI-D area, which alone has a projected after-tax NPV of $5.5 billion and an Internal Rate of Return (IRR) of 27%. The remaining NORI and TOML areas contribute an additional NPV of $18.1 billion. This scale positions the company in the first quartile of the global nickel cost curve, projecting cash costs of only $1,065 per tonne of nickel (including byproduct credits) during steady-state production.
Liquidity is strong, with $165 million in total liquidity, including $121 million in cash as of November 2025.
The company has done a good job shoring up the balance sheet to manage the pre-revenue phase. Following the end of Q3 2025 and subsequent warrant exercises, the cash position was bolstered. As of November 2025, the company reported total liquidity of $165 million, which includes $121 million in cash on hand. This cash runway is crucial, as management has stated this is sufficient to meet working capital and capital expenditure requirements for at least the next 12 months. They are not desperate for an immediate dilutive capital raise, which is a significant de-risking factor.
Quarterly cash use is targeted at less than $5 million during the ISA application review period.
To preserve that cash, management is focused on aggressive cost control. The company has a stated target to reduce quarterly cash use to less than $5 million once the International Seabed Authority (ISA) exploitation application is submitted and under review. This is a strategic move to stretch the current capital base and avoid raising funds for capital expenditures related to the Hidden Gem vessel until there is greater regulatory certainty. They are essentially in a holding pattern, minimizing burn while waiting for the regulatory clock to tick.
Korea Zinc made an $85.2 million strategic equity investment in June 2025, validating the processing pathway.
The most concrete economic validation came in June 2025 when Korea Zinc, a global leader in non-ferrous metal refining, made a strategic equity investment of approximately $85.2 million. This wasn't just a capital infusion; it was a strong vote of confidence in the company's technical and economic viability. Korea Zinc acquired 19.6 million common shares at $4.34 per share, plus warrants. This partnership is key because Korea Zinc is actively evaluating the nodule material to validate the intermediate processing and refining pathways, which is a major step toward de-risking the entire supply chain and establishing potential U.S. processing capacity.
Here's the summary of the key financial data points as of 2025:
| Metric | Value (2025 Fiscal Year Data) | Context |
|---|---|---|
| Combined Project Value (NPV) | $23.6 billion | Based on August 2025 economic studies for NORI-D, NORI, and TOML areas. |
| Q3 2025 Operating Loss | $55.4 million | Primarily non-cash items; actual cash used in operations was $11.5 million. |
| Total Liquidity (Nov 2025) | $165 million | Includes cash and unused credit lines. |
| Cash on Hand (Nov 2025) | $121 million | Post-Q3 2025 warrant exercises. |
| Korea Zinc Investment | $85.2 million | Strategic equity investment closed in June 2025. |
| Target Quarterly Cash Use | <$5 million | Targeted burn rate during the ISA application review period. |
What this estimate hides is the massive upfront capital expenditure (CapEx) required for commercial production, which is currently deferred until regulatory certainty is achieved, but the sheer size of the resource and the backing of a major smelter like Korea Zinc are powerful economic signals. The next step is for the executive team to maintain the sub-$5 million cash burn rate through Q1 2026.
TMC the metals company Inc. (TMC) - PESTLE Analysis: Social factors
The social landscape for TMC the metals company Inc. is defined by a sharp, high-stakes conflict: the urgent, government-backed need for battery metals versus intense public and activist opposition to deep-sea mining. Honestly, your success here isn't just about technology; it's about winning the narrative war on environmental and social governance (ESG) (the criteria investors use to measure a company's ethical impact).
Strong NGO opposition, like Greenpeace, is actively campaigning against deep-sea mining.
You are operating directly in the crosshairs of a powerful and well-funded non-governmental organization (NGO) network. Groups like Greenpeace USA and the Deep Sea Conservation Coalition (DSCC), which represents over 130 NGOs, are actively campaigning for a global moratorium (a temporary prohibition) on deep-sea mining.
In March 2025, the DSCC condemned TMC's plan to apply for a license under U.S. law, calling it a reckless move that disregards the environment and people. This opposition is not subtle; it's a direct, public challenge to your entire business model, creating significant regulatory and reputational risk for investors.
The core of the NGO argument is simple: the deep sea is the common heritage of humankind, and deep-sea mining poses an irreversible threat to marine ecosystems and the planet's largest carbon sink.
The company faces reputational risk from accusations of 'neo-colonial extractivism' by Pacific campaigners.
The most damaging social risk you face is the accusation of 'neo-colonial extractivism,' especially from Pacific campaigners and Indigenous groups. Greenpeace Australia Pacific and others have repeatedly slammed TMC's strategy-particularly the move to pursue permits under the U.S. Deep Seabed Hard Mineral Resources Act in 2025-as an attempt to bypass international law and multilateral processes.
This narrative frames your operations as a modern-day resource grab, saying it's nothing less than the 'plunder of the Pacific' without the consent of Pacific Peoples. This is a huge problem because it directly undercuts the 'green' and 'responsibly sourced' narrative you need to attract ESG-conscious investors and customers. Indigenous Pacific groups have called for a ban, pause, or moratorium on deep-sea mining, asserting that the ocean is the birthplace of their ancestors and an assault on their cultural heritage.
Consumer demand for 'green' battery metals drives the core business narrative for the energy transition.
To be fair, the primary tailwind for your business is the undeniable, accelerating global demand for battery metals to power the energy transition. This is your strongest counter-argument to the social opposition. The global lithium-ion battery metals market, which includes your key products, was valued at approximately $46.77 billion in 2025 and is projected to grow at a Compound Annual Growth Rate of 16.6% through 2033.
The push for electric vehicles (EVs) is the main driver. Here's the quick math on the near-term demand you are targeting:
| Metal | 2025 Forecasted Demand in Passenger EV Batteries (Tonnes) | Context |
| Nickel | 451,995 tonnes | Primary nickel consumption in PEV batteries, up from 99,640 tonnes in 2021. |
| Cobalt | 85,347 tonnes | Global cobalt demand in PEV batteries, driven by continued relevance in battery chemistries. |
| Copper | 1.84 million tonnes | Total copper demand from electric vehicle market growth. |
This massive demand for materials like nickel and cobalt, coupled with the geopolitical risk of current supply chains (which are heavily concentrated in countries like Indonesia and the Democratic Republic of the Congo), is what gives TMC its strategic importance.
All four nodule metals (nickel, copper, cobalt, manganese) were designated US critical minerals in 2025.
The U.S. government has decisively aligned with the need for these resources. On November 7, 2025, the U.S. Geological Survey (USGS) finalized the 2025 List of Critical Minerals. Crucially, all four metals found in your polymetallic nodules-nickel, copper, cobalt, and manganese-are on this list.
This designation is a major social and political signal. It unlocks expedited federal permitting under FAST-41, Defense Production Act funding, and tax incentives, accelerating projects that bolster domestic supply chains. For example, the FY25 National Defense Authorization Act (NDAA) mandated a Defense Department feasibility study on refining nodule-derived intermediates into high-purity products by the end of 2025. This official government support frames your business not just as a commercial venture, but as a matter of U.S. national security and energy independence, which defintely helps your social license to operate domestically.
TMC the metals company Inc. (TMC) - PESTLE Analysis: Technological factors
Successful testing of the nodule collection system and processing technology has been demonstrated.
The core technological risk in deep-sea mining is proving the integrated collection and processing system works at scale. TMC has defintely cleared a major hurdle here. The successful pilot test of the integrated collection system in the Clarion Clipperton Zone (CCZ) was a watershed moment, marking the first time a full system-including the collector vehicle and a 4-kilometer riser-was tested since the 1970s.
The system lifted over 3,000 tonnes of polymetallic nodules from the seafloor to the production vessel, the Hidden Gem. Plus, on the onshore side, the processing technology is moving from lab to pilot scale. In May 2025, their partner Pacific Metals Company (PAMCO) successfully demonstrated processing, yielding 35 tonnes of nickel-copper-cobalt alloy and 320 tonnes of manganese silicate from 450 tonnes of calcine. This proves the initial metallurgical flow sheet is viable.
Here's the quick math on recent technology investment:
- Q2 2025 Exploration and Evaluation Expenses: $10.5 million
- Projected Initial Development Capital Expenditure (with Allseas): $113 million
The company is pioneering a process to produce battery-grade Manganese Sulfate from seafloor nodules.
The real opportunity isn't just mining; it's capturing the value of the final product, especially High-Purity Manganese Sulphate (HPMS). Right now, China controls about 95% to 96% of the global HPMS supply, which is a major supply chain vulnerability for the US and its allies. TMC's nodules contain a massive manganese resource, and the initial processing step yields a manganese silicate intermediate.
The next technological leap is refining that intermediate into HPMS, which needs a purity of over 99.9% for use in high-performance nickel-manganese-cobalt (NMC) battery cathodes. The strategic investment from Korea Zinc in June 2025 is critical here. They are a world leader in non-ferrous metal refining and are actively evaluating TMC's nodule materials to explore processing pathways in the US. This partnership is the technological bridge to a non-Chinese HPMS supply chain.
Resource base is massive, with an estimated 1.6 billion tonnes of polymetallic nodules in contract areas.
The sheer scale of the resource base is a technological advantage because it justifies the immense upfront capital expenditure on the collection system. As of the May 2025 corporate update, TMC's exploration areas contain SEC SK 1300-compliant resources of 1.635 billion wet tonnes of polymetallic nodules. That's a huge number.
To be fair, only 51 million tonnes have been declared as Probable Mineral Reserves (as of the August 2025 Pre-Feasibility Study for NORI-D), but the total resource is what gives the project its long-term strategic value. This resource base is projected to contain enough metal to fundamentally disrupt global supply chains.
| Contained Metal in Total Resource (Estimated) | Amount (Million Tonnes) |
|---|---|
| Nickel | 15.5 |
| Copper | 12.8 |
| Cobalt | 2.0 |
| Manganese | 345 |
Reliance on partner Allseas for the commercial-scale collection vessel, the Hidden Gem, is a critical dependency.
The entire offshore operation is tethered to a single, highly specialized asset: the Hidden Gem vessel, owned and operated by their strategic partner, Allseas. This reliance is a clear technological risk. Allseas is a global leader in offshore engineering, but any operational failure or dispute with them would halt the project entirely.
The good news is the technology is being scaled up aggressively. The planned production capacity for the Project Zero Offshore System on the Hidden Gem has been increased by 130%, from an initial 1.3 million wet tonnes to an estimated 3.0 million wet tonnes per annum. This capacity increase requires significant technological upgrades, including a larger collector vehicle and riser pipe, which Allseas is responsible for. The partnership is locked in via an Exclusive Vessel Use Agreement, but the operational uptime of that one vessel is a single point of failure.
TMC the metals company Inc. (TMC) - PESTLE Analysis: Legal factors
TMC is pursuing a dual regulatory path through the ISA and the US Deep Seabed Hard Mineral Resources Act (DSHMRA).
You're watching a high-stakes legal drama unfold, where TMC the metals company Inc. is essentially running two separate regulatory races at once. This dual-track approach is a calculated move to mitigate the massive risk of delays at the International Seabed Authority (ISA), the United Nations-affiliated body that governs the seabed beyond national jurisdiction.
The company is prioritizing the path through its US subsidiary, TMC USA, under the Deep Seabed Hard Mineral Resources Act (DSHMRA), a US law from 1980. Still, it is defintely maintaining its existing exploration contracts with the ISA through its other subsidiaries, Nauru Ocean Resources Inc. (NORI) and Tonga Offshore Mining Limited (TOML). This strategy is all about flexibility, aiming to secure a commercial recovery permit under the US system while preserving its long-standing rights under the ISA framework.
TMC USA received a notice of full compliance from NOAA on its exploration applications in August 2025.
The US regulatory path has seen critical, near-term progress. TMC USA received a notice of full compliance from the National Oceanic and Atmospheric Administration (NOAA) on its exploration applications on July 2, 2025, which was a huge step forward. This confirmation, following a substantial compliance determination in May 2025, formally reaffirms TMC USA's priority rights over the exploration areas.
This milestone is directly tied to the project's valuation. For context, the Pre-Feasibility Study (PFS) for the NORI-D Project, released on August 4, 2025, estimates a Net Present Value (NPV) of $5.5 billion, with the company's total portfolio carrying a combined NPV of $23.6 billion. That's a lot of value riding on regulatory certainty.
Here's the quick math on the NORI-D area's reserves, which are now backed by this compliance notice:
| Project | Mineral Reserves (Probable) | Estimated NPV (PFS) |
|---|---|---|
| NORI-D Project Area | 51 million tonnes (Mt) of wet nodules | $5.5 billion |
NOAA is streamlining DSHMRA regulations, sending a draft rule to the White House in late 2025.
To further accelerate the US path, NOAA is actively streamlining the DSHMRA regulations. On October 28, 2025, NOAA sent a draft rule to the White House's Office of Information and Regulatory Affairs (OIRA) for review. This is a big deal.
The core of this proposed rule is to combine the current two-step process-separate licenses for exploration and permits for commercial production-into a single, comprehensive review. This change, driven by a US Executive Order from April 2025, aims to cut years off the timeline and create a clearer, more efficient regulatory framework for US companies. What this estimate hides, though, is the time OIRA will take for review, plus the subsequent public comment period before a final rule is adopted.
The move under US law risks being seen as a violation of international law by UNCLOS signatories.
The risk here is geopolitical and potentially market-altering. By pursuing a unilateral US permit for an area beyond national jurisdiction, TMC's move is viewed by many as a direct challenge to the United Nations Convention on the Law of the Sea (UNCLOS) and the ISA.
UNCLOS signatories, including major nations like China, France, Germany, and Brazil, have stated that any unilateral action to mine the international seabed would violate international law, specifically the principle that these resources are the "common heritage of humankind." In July 2025, the ISA issued a clear, if veiled, warning that a finding of potential non-compliance could lead to TMC losing its existing ISA exploration contracts.
This legal conflict creates significant business risks:
- Market Access: UNCLOS member nations could legally challenge the sale of minerals recovered under a unilateral US permit.
- Contract Termination: TMC's subsidiaries, NORI and TOML, could lose their ISA exploration contracts, which cover vast areas of the Clarion-Clipperton Zone (CCZ).
- Litigation Risk: The company's own SEC filings from May 2025 noted that this dual-path approach could result in the need to engage in costly and time-consuming litigation to enforce its rights.
The US path offers speed, but the ISA path offers global legitimacy; TMC is trying to have both, but it's a tightrope walk.
TMC the metals company Inc. (TMC) - PESTLE Analysis: Environmental factors
Life-Cycle Analysis (LCA) suggests nodule collection has a global warming potential 54%-70% lower than land-based mining.
The core of The Metals Company's (TMC) environmental argument rests on a comparative Life-Cycle Analysis (LCA) which positions deep-sea nodule collection as a significantly less carbon-intensive source for critical battery metals than traditional land-based mining operations.
Specifically, the 2023 LCA commissioned by TMC and prepared by Benchmark Mineral Intelligence found that the NORI-D polymetallic nodule project has a Global Warming Potential (GWP) that is 54% to 70% lower than metal production from land-based ores.
For the nickel sulfate product alone, the LCA projected a reduction of more than 70% lower emissions on average compared to key land-based production routes, including Indonesian nickel. This is a powerful, concrete data point against the environmental impact of terrestrial mining, which often involves blasting, deforestation, and the creation of massive waste tailings.
Here's a quick look at the comparative GWP impact:
| Metric | TMC Nodule Collection (NORI-D) | Land-Based Mining (Average) |
|---|---|---|
| Global Warming Potential (GWP) Reduction | 54% to 70% lower GWP | Baseline (100% GWP) |
| Nickel Sulfate Emissions Reduction | More than 70% lower emissions | Baseline (100% emissions) |
| Avoided Impacts | No deforestation, no toxic tailings, no groundwater contamination | Associated with deforestation, large waste generation, and carbon sink disruption |
Concerns persist over the irreversible damage to deep-sea ecosystems and slow benthic community recovery.
Still, the environmental risks of deep-sea mining are substantial and remain the company's biggest hurdle. Scientists continue to discover the incredible diversity of life in the deep-ocean habitats, including the Clarion Clipperton Zone (CCZ), where TMC plans to operate.
The primary concern is the irreversible damage to the benthic community-the organisms living on or in the seafloor-due to the physical removal of the polymetallic nodules, which are the only hard substrate in that environment. Recovery times for these deep-sea ecosystems are projected to be extremely slow, potentially spanning decades or even centuries.
This risk is why a growing number of major companies, including Sixty companies like Panasonic, BMW, and Renault, have publicly committed to a moratorium, calling for a halt to deep-sea mining until the environmental risks are fully understood. That's a serious commercial signal you can't ignore.
The company has invested over $500 million in deep-sea science and environmental studies.
To address these concerns, TMC has made a significant financial commitment to environmental research. Over the past decade, the company has invested more than $500 million in developing its deep-sea minerals platform.
This capital has been directed toward scientific research, engineering development, and extensive environmental baseline studies in its contract areas. Since first receiving an exploratory contract in 2011, TMC has conducted 22 offshore research campaigns on its NORI exploration area as part of its Environmental and Social Impact Assessment. This level of investment is defintely meant to build a science-backed case for responsible operations.
The studies are intended to inform the International Seabed Authority (ISA) regulations, which are expected to be adopted in 2025.
Whistleblower footage from a prototype test showed wastewater and debris release into surface waters, raising plume concerns.
A major public relations and regulatory risk emerged from a 2023 prototype test conducted by TMC and its partner AllSeas. Undercover footage, later released by Greenpeace, showed that wastewater sucked up from the seabed was discharged directly onto the sea's surface.
The wastewater contained rock debris and sediment, which immediately raised serious concerns about the potential for sediment plumes to spread horizontally and vertically through the water column. This is a critical environmental factor because these plumes could:
- Smother and poison ocean life over a wide area.
- Impact mid-water column ecosystems, which are distinct from the deep-sea floor.
- Create a transparency issue, as the incident was not publicly reported by the company at the time.
Scientists monitoring the tests also alleged flaws in the companies' scientific program's monitoring system and poor sampling practices, suggesting the data collected on plume impact may be unreliable. This incident highlights the technical and environmental competence challenges TMC faces in scaling to a commercial operation of 10.8 million tonnes of wet nodules annually, as projected in their Pre-Feasibility Study.
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