Green Steel, Dry Streams: The Monoculture Paradox behind Industrial Decarbonization

Green Steel, Dry Streams: The Monoculture Paradox behind Industrial Decarbonization

Dr. Pranamika Bhuyan

When a climate solution reduces carbon on paper but transfers the cost to water, biodiversity and communities, can we still call it sustainable? Drive through a large plantation landscape and it can be easy to mistake it for a forest. Rows of trees stretch toward the horizon. The canopy is green. The landscape looks productive and, from a distance, even healthy.

But look closer. The trees may all be the same species, planted around the same time, managed under the same production system and destined for the same industrial market. This is the paradox of monoculture. It is one of the most efficient ways humanities have developed to produce food, fibre, timber, rubber, oil and industrial feedstocks at scale. It has helped build modern agriculture and supply chains. But that same efficiency can become a weakness when ecological complexity is replaced by uniformity across vast landscapes.

The question is therefore not simply whether monoculture is good or bad. The more difficult question is: What happens when an efficient production system becomes a landscape transformation—and when that transformation is presented as a climate solution? That question has become increasingly important as industries search for ways to decarbonize steel, aviation, shipping, chemicals and other hard-to-abate sectors.

A recent investigation into eucalyptus plantations and charcoal-based steel production in Minas Gerais, Brazil, offers a striking case study. It also raises questions that extend far beyond Brazil—to carbon markets, nature-based solutions, industrial plantations and land-use decisions in India, including the Northeast.

The attraction of monoculture

The logic behind monoculture is straightforward. Grow one crop, standardize the process and make the system predictable. Machinery can be optimized for a single crop. Irrigation can be scheduled uniformly. Fertilizer requirements can be standardized. Harvesting can happen within a predictable window. Inputs can be purchased in bulk and production can be scaled. The economic argument is powerful. The source material notes that monoculture helped underpin the Green Revolution, particularly through rice-wheat production in Punjab and Haryana, while large-scale soy, wheat and oil-palm systems now supply important shares of global food, feed and industrial commodities.

This matters because environmental debates sometimes overlook a basic reality: efficiency has value. A single-crop system can produce enormous quantities of a commodity at relatively predictable cost. For a world with billions of people, urbanization and enormous demand for food and materials, that efficiency cannot simply be dismissed.

The problem begins when we measure only what enters the market. A plantation may produce timber. A field may produce grain. A crop may generate export revenue. But the land beneath it is also performing functions that may never appear in the project’s financial accounts. It stores water. It supports microorganisms. It provides habitat. It protects soil. It regulates local hydrology. It supports pollinators. It may provide food, medicine, fuel or cultural value to communities. These are ecological services—and they are often treated as economically invisible until they disappear.

A field is not an ecosystem

Natural ecosystems are complicated precisely because they contain many species performing different functions. That diversity provides a form of ecological insurance. If one species is affected by disease, drought or a pest outbreak, other species may continue performing ecological functions. A diverse system can absorb disturbances in ways that a highly uniform system may struggle to do.

Monoculture removes much of that redundancy. The source material describes this as a fundamental vulnerability: when every hectare provides essentially the same biological resource, pests and pathogens encounter a landscape with very few barriers. Soil follows a similar logic.

A landscape repeatedly growing the same crop can place recurring pressure on particular nutrients and biological processes. The source material points to research associating continuous monoculture with lower soil microbial diversity and highlights topsoil erosion as a major concern in highly productive agricultural regions.

The consequences may then create a familiar cycle: simplification → vulnerability → increased chemical inputs → rising external costs. And those costs may not appear in the price of the commodity.

The hidden cost

This is where the monoculture debate becomes an economic question as much as an ecological one. If a plantation produces more biomass but contributes to declining groundwater, who pays for the water? If biodiversity declines, who pays for the ecological functions that disappear?

If soil fertility deteriorates, who pays for restoring it? If a community loses access to traditional agricultural land, how is that loss valued?If people migrate because local livelihood options disappear, does that appear anywhere in the plantation’s production cost?Usually, these impacts are separated from the commodity being produced.The result is what environmental economists have long described as an externality: a cost generated by an economic activity but borne by someone else.

The case study has pointed sharply in relation to large-scale plantation expansion, where water, soil, biodiversity and community rights can be treated as if they have no economic value until something goes wrong.This is the deeper monoculture paradox.The system may be efficient at producing a commodity while being inefficient at maintaining the landscape on which that production ultimately depends.

When a plantation becomes an industrial landscape

There is also an important distinction between different forms of monoculture.A farmer growing wheat repeatedly on an existing agricultural field is not necessarily comparable to a corporation converting tens of thousands of hectares of natural or communal landscape into a single-species plantation.

The source material makes this distinction explicitly: the latter is not merely a farming choice but a land-use transformation.That distinction is essential.A monoculture established on already-degraded agricultural land is a very different proposition from replacing a diverse ecosystem with an industrial plantation.The word plantation therefore tells us very little by itself.The landscape history tells us much more.

The green steel story

These questions become particularly important when plantations are connected to industrial decarbonization.Steel is among the industries facing significant pressure to reduce greenhouse gas emissions. Conventional steelmaking is heavily dependent on fossil fuels and coal-based processes.This has created growing interest in alternative fuels, biomass, charcoal, carbon removal and other approaches that promise lower-carbon production.

In Minas Gerais, Brazil, eucalyptus plantations have become part of such an industrial system.According to the investigation supplied for this article, Aperam BioEnergia manages approximately 150,000 hectares, around two-thirds of which is under eucalyptus monoculture. The company produces more than 420,000 tonnes of charcoal annually for steel production and has retired nearly 100,000 carbon credits generated from biochar produced through pyrolysis in the same general production system.

On paper, the logic is compelling.Trees absorb atmospheric carbon as they grow.The biomass becomes charcoal.The charcoal is used in steel production.Biochar generated through pyrolysis can potentially be associated with carbon removal.The industrial system therefore appears to connect renewable biomass, steel production and carbon markets.This is precisely why such models are attractive.But climate accounting cannot stop at the smokestack. It has to begin much earlier—with the land.

What happens when the carbon story meets the water story?

The investigation into Aperam BioEnergia reports a very different picture of the landscape surrounding the industrial plantation system.According to the investigation, large-scale conversion of native Cerrado ecosystems beginning in the 1970s contributed to biodiversity loss and an estimated 4.5-metre decline in the water table, with local springs and streams drying and traditional agriculture and food security being affected.

It also reports loss of communal lands and livelihoods, migration pressures, health concerns and continuing disputes over land rights. These are findings and allegations reported by the investigation and should be understood in that context rather than treated as independently established facts about every aspect of the company’s operations.The point is not simply whether every claim in one investigation is ultimately upheld.

The larger lesson is methodological.A climate solution cannot be evaluated only by calculating tonnes of CO₂ removed or avoided.A plantation project can potentially have a positive carbon balance while simultaneously creating significant pressure on:groundwater;surface water;biodiversity;soil;food systems;livelihoods;land rights;and community resilience.If those dimensions are excluded from the accounting boundary, the project may look sustainable because the assessment has been designed to see only one part of the system.

When “green” becomes a label

There is an uncomfortable tendency in sustainability discussions to compress complicated systems into attractive labels.Green steel, Nature-based solution, Carbon removal, Sustainable plantation, Renewable biomass, Carbon neutral.Each phrase may describe a legitimate environmental intervention.

But none of these labels, by itself, tells us whether the underlying system is sustainable.Consider two hypothetical plantations.The first is established on degraded land, protects existing forests, uses diverse planting systems, maintains water availability, respects local rights, provides livelihoods and has credible carbon accounting.

The second replaces natural habitat, reduces water availability, displaces existing livelihoods and depends on carbon credits to justify its climate benefits.Both could technically be described as “tree plantations.”Their environmental consequences could be profoundly different.The lesson is simple:Never evaluate a green label without evaluating the system underneath it.

The Northeast is not a distant comparison

For India, this conversation is particularly relevant in the Northeast.The region has a long history of community-based land management and diverse agricultural practices.The supplied source discusses the transition in parts of Tripura from jhum cultivation toward rubber monoculture. Traditional jhum systems involve a diverse mixture of crops followed by fallow periods that allow vegetation and soil systems to regenerate.

The source cites research from villages in Dhalai district associating the transition toward rubber with reduced agrobiodiversity and lower reported subjective well-being among some community members.This does not mean jhum should be romanticized or that all forms of shifting cultivation are automatically sustainable under every demographic or ecological condition.It does, however, demonstrate why land-use transitions need to be evaluated beyond crop yield and plantation area.

A change from diverse cultivation to a single cash crop changes more than the crop.

It can change:food → income; diversity → uniformity; local consumption → market dependence; seasonal knowledge → standardized production; multiple livelihood functions → one dominant economic function.

Those changes may bring genuine economic benefits.But they can also introduce new vulnerabilities.If rubber prices fall, what happens?If a disease affects plantations, what happens?If drought reduces productivity, what happens?If food previously produced locally must now be purchased, what happens to household resilience?T

he Northeast also illustrates another concern: the difference between increasing tree cover and restoring ecosystems.A plantation can increase the number of trees on a satellite image without recreating the ecological functions of the forest that preceded it.Tree cover is not automatically forest restoration.

The ecological services we don’t see

This distinction is particularly important when governments, companies or investors use tree-cover statistics as evidence of environmental improvement. A natural forest performs multiple functions simultaneously. It stores carbon. It regulates water. It provides habitat. It protects soil. It supports microorganisms. It provides food and non-timber forest products. It supports cultural and spiritual relationships. It creates livelihood opportunities. A monoculture plantation may perform some of these functions-especially biomass production and carbon storage-but not necessarily at the same level or in the same combination.

The question should therefore not be: How many trees were planted? It should be: What ecological functions were gained, maintained or lost? That is a much more demanding question. It is also a much more useful one. Who decides-and who pays? The social dimension of land-use change is impossible to separate from the ecological one. The source material identifies three recurring characteristics in documented plantation conflicts:

1. land is converted at industrial speed;

2. communities are informed after decisions rather than meaningfully consulted beforehand;

3. ecological functions are assigned little or no value until they begin to disappear. This raises a fundamental question of environmental justice: Who receives the benefits, and who carries the risks?

An industrial buyer may receive lower-carbon steel. A company may generate carbon credits. An investor may receive financial returns. A government may receive export revenue. But if a local community loses access to water or agricultural land, its loss may not appear in any of those calculations. This is why Free, Prior and Informed Consent and meaningful community participation matter in land-use decisions involving Indigenous Peoples and local communities.

Consultation should not become a procedural box to tick after the major decisions have already been made.The problem is not “one crop”It would be easy to turn this article into an argument against monoculture.That would miss the point.The world still relies heavily on large-scale agricultural and industrial production. Single-crop systems have delivered enormous gains in productivity and helped feed and supply billions of people.

The real issue is scale, context, landscape history and governance.A crop does not become environmentally harmful simply because it is grown in rows.The risk increases when a production model:replaces diverse ecosystems;expands rapidly;concentrates land ownership;reduces livelihood diversity;intensifies chemical and water use;weakens ecological resilience;ignores community rights;or relies on a green label to hide unresolved impacts.This is why the debate should move away from the simplistic question of “monoculture or no monoculture?”

What responsible decarbonization should look like

If industrial decarbonization is going to depend partly on land, biomass and nature, environmental assessment must become broader rather than narrower.

A credible project should consider at least five dimensions.

1. Carbon integrity -How much greenhouse gas is actually avoided or removed across the entire life cycle?Not just at the point of production.

2. Water security- What happens to groundwater, streams, springs and downstream users?Water availability should be treated as a core performance indicator, not a secondary environmental issue.

3. Biodiversity- Does the project conserve, restore or simplify ecological systems?Planting more trees should not automatically be equated with restoring biodiversity.

4. Community rights and livelihoods- Who owns or uses the land?Were communities meaningfully involved before decisions were made?What happens to food systems, cultural practices and livelihood diversity?

5. Long-term resilienceWill the project remain environmentally and economically viable under future drought, heat, pests, fires, changing commodity prices and climate extremes?

Key takeaways

Monoculture has genuine economic and productivity advantages and therefore cannot simply be dismissed as inherently unsustainable. However, its environmental and social implications depend greatly on the scale and nature of land-use transformation. Replacing a natural or diverse landscape with an industrial monoculture can create very different risks from managing an existing agricultural field. Similarly, carbon accounting alone is not enough to determine whether a climate solution is truly sustainable; water availability, biodiversity, soil health, livelihoods and human rights must be considered alongside the project’s climate benefits. Tree plantations, for example, should not automatically be equated with natural forests or ecosystem restoration. The experience of rubber expansion in Northeast India further demonstrates why agrobiodiversity, cultural practices and community well-being need to be considered alongside economic returns. Ultimately, responsible decarbonization requires a systems-thinking approach—one that reduces overall environmental pressure rather than simply shifting it from carbon emissions to water, biodiversity or communities. The central question for future climate projects should therefore be: What does the carbon solution cost the landscape?

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Source note:

1. Global Forest Coalition, Biofuelwatch, EPN Biomass Action Network & HOME Alliance (2026).Dry Streams in an Ocean of Eucalyptus: Aperam BioEnergia’s Green Steel and Carbon Removal Illusion.Published 21 September 2026.
2. Global Forest Coalition — Aperam BioEnergia case study and related investigation materials.
3. ClimateCC.Tree Monocultures.
4. Johnson, D. M., Cobourn, K. M. & Gough, C. M. (2026). The ecological and economic consequences of monoculture vs. polyculture forestry under changing disturbance regimes.Frontiers in Forests and Global Change.
5. Human Rights Watch (2019).Deforestation Threatens Indonesia’s Indigenous Peoples.
6. Food Tank.Accounting for the Hidden Costs of Monoculture Crops.

About the Writer: Dr. Pranamika Bhuyan, Director, Ease Aid Foundation, Guwahati

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