Critical Mineral Supply Chains: Midstream and Downstream Resilience Gaps Underscore Need for Strategic Innovation

Why It Matters

As the demand for critical minerals escalates due to the low-carbon energy transition, understanding and addressing the full spectrum of supply chain risks is paramount. Overlooking midstream and downstream vulnerabilities, as well as the potential of technological advancements and circular economy principles, can lead to significant disruptions, hindering the deployment of essential green technologies.

Key Finding

Research on critical mineral supply chain resilience is unbalanced, focusing too much on mining and processing while neglecting manufacturing and demand issues. It also underutilizes technological solutions and faces practical challenges with recycling, and lacks a robust theoretical framework for risk assessment.

Key Findings

• Resilience strategies predominantly target upstream disruptions (geopolitics, processing), with midstream (manufacturing bottlenecks, logistics) and downstream (demand volatility) vulnerabilities underexplored.
• Technological innovations in exploration, mining, and refining are underrepresented in resilience literature despite their potential to mitigate constraints and environmental risks.
• Circular economy concepts (recycling, recovery) face systemic and technical barriers that limit their practical effectiveness and deployment.
• Few studies systematically apply classical risk theory to link hazards, exposure, and vulnerability in critical mineral supply chains.

Research Evidence

Aim: What are the primary resilience gaps in critical mineral supply chains for the low-carbon energy transition, and how can technological innovation and circular economy principles be better integrated to address them?

Method: Systematic Review

Procedure: A systematic review of 327 peer-reviewed studies was conducted using the PRISMA framework, enhanced with large language models, to synthesize research on critical mineral supply chain resilience, focusing on potential disruptions and mitigation strategies across upstream, midstream, and downstream segments.

Sample Size: 327 studies

Context: Critical mineral supply chains for the low-carbon energy transition.

Design Principle

Holistic supply chain resilience requires addressing vulnerabilities across all stages, from resource extraction to end-of-life, by integrating technological advancements and circular economy principles within a robust risk management framework.

How to Apply

When designing products or systems reliant on critical minerals, conduct a thorough risk assessment of the entire supply chain, identifying and mitigating vulnerabilities in manufacturing, logistics, and demand, and actively seek opportunities to incorporate recycled materials and advanced processing technologies.

Limitations

The review's findings are based on existing literature, which may have its own biases and gaps. The effectiveness of LLMs in enhancing the review process requires further validation. The practical implementation of proposed solutions may face unforeseen challenges.

Student Guide (IB Design Technology)

Simple Explanation: We need to pay more attention to the middle and end parts of the supply chain for important minerals used in green tech, not just the beginning. Also, new technology and recycling could help a lot more if we figured out how to use them properly.

Why This Matters: Understanding supply chain vulnerabilities is crucial for designing products that can be reliably produced and delivered, especially as we transition to more sustainable technologies that rely on specific, often scarce, materials.

Critical Thinking: Given the identified focus on upstream resilience, how might a designer proactively address potential midstream and downstream disruptions in their product development process, even if these are less commonly studied?

IA-Ready Paragraph: This research highlights a critical imbalance in the resilience strategies for critical mineral supply chains, with a significant underemphasis on midstream manufacturing and downstream demand vulnerabilities. This gap presents a key area for design intervention, as overlooking these stages can lead to significant disruptions in the deployment of low-carbon energy technologies. Furthermore, the study points to the underutilization of technological innovations and the practical barriers faced by circular economy principles, suggesting opportunities for design to bridge these gaps and foster more robust and sustainable supply chains.

Project Tips

• When researching a product, consider the entire supply chain for its key components, not just where they are made.
• Explore how technological advancements or circular economy principles could improve the resilience of your chosen product's supply chain.
• Think about how demand fluctuations or logistical issues could impact your product's availability.

How to Use in IA

• Use this research to justify the importance of supply chain analysis in your design project, particularly for products with critical material dependencies.
• Cite the identified gaps in midstream and downstream resilience to highlight areas where your design could offer innovative solutions.

Examiner Tips

• Demonstrate an understanding of the full supply chain, not just the immediate manufacturing process.
• Critically evaluate the resilience of material sourcing and consider potential disruptions beyond simple availability.

Independent Variable: ["Focus of resilience strategies (upstream vs. midstream/downstream)","Inclusion of technological innovations","Application of circular economy concepts","Use of classical risk theory"]

Dependent Variable: ["Resilience of critical mineral supply chains","Effectiveness of mitigation strategies","Identification of vulnerabilities"]

Controlled Variables: ["Type of critical mineral","Specific low-carbon energy technology","Geographical region of supply chain"]

Strengths

• Comprehensive systematic review methodology.
• Inclusion of large language models for enhanced analysis.
• Multidimensional synthesis of resilience across the entire supply chain.

Critical Questions

• How can designers effectively quantify and prioritize midstream and downstream resilience risks?
• What are the most promising technological innovations that can be integrated into current critical mineral supply chains?
• What systemic and technical barriers to circular economy implementation are most critical to overcome for critical minerals?

Extended Essay Application

• Investigate the supply chain resilience of a specific critical mineral essential for a chosen sustainable technology (e.g., lithium for batteries, rare earth elements for wind turbines).
• Propose and evaluate design interventions to enhance midstream or downstream resilience, or to better integrate circular economy principles.
• Develop a risk assessment framework tailored to the identified vulnerabilities in the supply chain.

Source

A systematic review of resilience in the critical minerals supply chains, needed for the low-carbon energy transition · Renewable and Sustainable Energy Transition · 2025 · 10.1016/j.rset.2025.100127