Global demand for nickel for clean technologies endangers some of the richest terrestrial biodiversity ecosystems. An international study warns of inevitable environmental trade-offs in the face of growing industrial needs.
The rush for nickel needed for renewable energies targets some of the richest terrestrial biodiversity areas. A new international study led by Dr. Jayden Hyman from the University of Queensland reveals that the expected growth in nickel demand, essential for stainless steel and batteries for clean technologies, relies on deposits located in vulnerable ecosystems.
A global analysis of nickel deposits and their potential impacts
Researchers have mapped known nickel deposits worldwide, cross-referencing this data with ecologically sensitive areas. According to this study, a significant portion of exploitable reserves is found in biodiversity-rich environments, notably in certain tropical forests and wetlands. These regions host thousands of animal and plant species, often endemic, which could be severely affected by mining activities.
The report highlights a major dilemma: meeting the growing nickel demand driven by the energy transition requires exploiting sites with high environmental impact. This raises the question of trade-offs between industrial needs and ecosystem conservation.
Why is nickel essential for clean energy?
Nickel is a key component of lithium-ion batteries, used in electric vehicles and renewable energy storage. Its high energy density improves battery range, making it a strategic metal for decarbonizing transport and the energy sector. At the same time, nickel is also indispensable in stainless steel production, a material widely used in industry.
Global nickel demand is expected to increase exponentially in the coming years, according to sector forecasts. This metal is mainly extracted from lateritic and sulfide ores, whose exploitation is often associated with significant disturbance of soils, waters, and local biodiversity.
Inevitable trade-offs between mining and ecological preservation
The work led by Dr. Hyman emphasizes that priority mining areas frequently overlap with protected territories or recognized biodiversity hotspots. For example, several major deposits in Indonesia, Brazil, or New Caledonia are located in complex forest ecosystems, where deforestation and soil pollution could lead to irreversible biodiversity losses.
The authors stress the need for rigorous impact management based on satellite data and predictive models to reduce uncertainty in environmental assessments. They call for international coordination to limit damage while meeting the growing needs of green sectors.
Implications for the energy transition and conservation in 2026
This study comes at a crucial time when governments and industries are accelerating investments in low-carbon technologies. Nickel, despite its pivotal role, illustrates a fundamental tension: the energy transition cannot be separated from global environmental issues.
Decision-makers face a complex challenge to balance industrial development, ecosystem protection, and climate goals. The research highlights that informed and sustainable choices are essential to limit the negative externalities of mining on global biodiversity.
In conclusion, the rise of clean technologies in 2026 is accompanied by an urgent need for an integrated strategy combining innovation, strict regulation, and enhanced environmental monitoring, notably through satellite data and machine learning tools to better anticipate the effects of mining.
Geopolitical and economic context of nickel demand
The skyrocketing global demand for nickel is not just an environmental issue; it also takes place within a complex geopolitical and economic context. The largest nickel deposits are often found in developing countries, where mining infrastructures may be poorly regulated, complicating the implementation of sustainable practices. Moreover, some states seek to secure their supply of strategic raw materials, which can lead to trade tensions or protectionist policies.
Nickel has thus become a key element in the international competition over natural resources necessary for the energy transition. Countries like Indonesia have recently strengthened their export policies to promote local ore processing, aiming to maximize added value within their territory. This dynamic influences global prices and metal availability on the market, making industrial and environmental planning even more delicate.
Technological advances for more responsible mining
Faced with environmental and social risks linked to nickel extraction, technological innovations play a crucial role in improving the sustainability of this sector. Less invasive mining techniques, such as hydrometallurgical extraction, are beginning to be tested to reduce waste and pollution. Additionally, the increasing use of drones and satellites allows real-time monitoring of mining areas, facilitating early detection of environmental degradation.
Moreover, integrating artificial intelligence in environmental data analysis paves the way for finer and proactive impact management. These technologies can help optimize mining development plans, reduce disturbed areas, and improve ecological restoration post-extraction. However, their deployment requires significant investment and close cooperation between public actors, private companies, and local communities.
In summary
The rush for nickel, an indispensable metal for the energy transition, faces a major environmental dilemma: exploiting deposits located in some of the richest terrestrial biodiversity ecosystems. The study led by Dr. Jayden Hyman highlights the need to reconcile industrial development and ecological preservation, relying on advanced technological tools and rigorous international governance. As nickel demand continues to rise in 2026, an integrated strategy combining innovation, regulation, and environmental monitoring is essential to limit negative impacts on biodiversity while supporting the fight against climate change.
Source: phys.org, study by Dr. Jayden Hyman, University of Queensland, May 2026.
