Emerging Threats to Biodiversity: Patents, GMOs, and Environmental Degradation

For decades, the threats to biodiversity were easy to picture: shrinking forests, polluted rivers, poaching, and expanding cities. But some of the most serious dangers today do not come from bulldozers or hunters. They emerge from patent offices, corporate laboratories, and agricultural policy. When a corporation can claim legal ownership over a seed, when a single high-yield crop replaces thousands of native varieties, and when genetically modified organisms reshape entire ecosystems, biodiversity faces threats that are legal, economic, and technological rather than purely physical. Understanding these new and emerging threats is essential for anyone studying how the living world is being reshaped in the twenty-first century.

Why biodiversity protection faces a new kind of threat 🔗

Traditional conservation focused on protecting habitats and preventing the direct destruction of species. That work remains vital, but it is no longer enough. A second layer of threats now operates through law and markets. These include the patenting of life forms, the appropriation of traditional knowledge, the genetic narrowing of crops, and the spread of biotechnology. What links them is a shift in how genetic resources are valued. Genes that were once a shared inheritance, freely used by farmers and communities, are increasingly treated as private property that can be owned, traded, and controlled. This transformation has profound consequences for developing countries, which hold much of the world’s biological wealth but often lack the legal tools to defend it.

Patenting life forms: when genes become property 🔗

The idea that a living organism could be owned like a machine was once considered absurd. That changed through a series of legal decisions that opened the door to patenting life itself.

The Diamond v. Chakrabarty turning point 🔗

The decisive moment came in the United States in 1980. Microbiologist Ananda Chakrabarty had engineered a bacterium capable of breaking down crude oil, useful for cleaning up oil spills. The patent office rejected his claim on the organism, arguing that living things could not be patented. In a narrow five-to-four ruling, the US Supreme Court held that a human-made micro-organism qualified as patentable subject matter because it was a product of human ingenuity rather than nature. The decision is famous for establishing the principle that “anything under the sun that is made by man” could be eligible for a patent. This ruling effectively launched the modern biotechnology industry, allowing companies to seek ownership over genetically altered organisms, cell lines, and eventually modified seeds.

From the Plant Patent Act to the Plant Variety Protection Act 🔗

The legal groundwork was laid earlier. The US Plant Patent Act of 1930 first extended patent-like protection to asexually reproduced plants, such as those grown from cuttings. The Plant Variety Protection Act of 1970 went further, granting breeders exclusive rights over new varieties of seed-grown plants that were novel, distinct, uniform, and stable. Together these frameworks established that plants and their genetic material could be claimed as intellectual property. Once seeds became legally protectable assets, the commercial incentive to control genetic resources grew rapidly, and large agribusiness corporations began building patent portfolios around crops and traits.

How this affects developing countries 🔗

The danger here is structural. Much of the planet’s genetic diversity is concentrated in tropical and developing nations, including India. Yet the legal and financial machinery to patent that diversity is concentrated in wealthy countries and multinational firms. This imbalance allows corporations to acquire control over genetic resources that originated elsewhere, often without consent or compensation to the communities that nurtured them. When a company patents a trait derived from a plant that farmers have cultivated for centuries, those farmers may find themselves legally restricted from using their own heritage.

Biopiracy: appropriating traditional knowledge 🔗

This pattern has a name: biopiracy, the unauthorised use of biological resources or traditional knowledge without fair benefit-sharing. Several high-profile cases involving Indian resources became turning points in the global debate.

The turmeric, neem and basmati cases 🔗

In 1995, the US Patent and Trademark Office granted a patent on turmeric’s wound-healing properties to researchers at a US university. India’s Council of Scientific and Industrial Research challenged it by producing documented evidence that turmeric had been used this way for centuries, and the patent was revoked in 1997. A parallel fight unfolded over neem, where the European Patent Office had granted a patent on a neem-based fungicide. After a long opposition supported by Indian organisations, the patent was revoked because neem’s properties were already well known in India. In the basmati case, a US firm secured a patent on rice lines marketed as basmati; following challenges from India, most of the contested claims were narrowed or withdrawn.

These victories were real, but they revealed a troubling asymmetry. In each case, the burden of proof fell on India to demonstrate prior use, requiring significant time, money, and diplomatic effort. The knowledge itself was ancient and freely shared, yet defending it within a patent system designed around private ownership proved costly and slow.

India’s defensive response 🔗

These experiences pushed India to build legal defences. The Traditional Knowledge Digital Library was created as a searchable database of documented traditional knowledge, accessible to patent examiners worldwide so they can reject claims that lack novelty. The Protection of Plant Varieties and Farmers’ Rights Act of 2001 was notable for explicitly recognising farmers’ rights to save, use, and exchange seeds, a deliberate departure from purely breeder-centric models. The Biological Diversity Act of 2002, later strengthened by amendments, regulates access to biological resources and aims to ensure that benefits are shared with the communities and country of origin. The Geographical Indications system has also been used to protect distinctive products like Darjeeling tea from misappropriation.

The Green Revolution and genetic erosion 🔗

Not every threat to biodiversity comes from outside. Some emerged from well-intentioned domestic policy. The Green Revolution of the 1960s introduced high-yielding varieties of wheat and rice that dramatically increased food production and helped end the cycle of famine and grain imports. This achievement saved countless lives. But it came with a hidden ecological cost known as genetic erosion.

For thousands of years, farmers had cultivated a vast range of locally adapted landraces, each suited to particular soils, pests, and climates. The push toward a handful of standardised high-yield varieties replaced much of this diversity. By one widely cited estimate from the Food and Agriculture Organization, roughly three-quarters of the genetic diversity of agricultural crops was lost over the twentieth century. In India specifically, the consequences were striking: the country lost more than one lakh indigenous rice varieties after the 1970s as subsidised hybrid crops and monoculture were promoted over diverse traditional cropping systems.

This loss matters beyond nostalgia. Wild relatives and traditional varieties carry genetic traits, including resistance to drought, pests, and disease, that modern breeding may urgently need in the future. When vast areas are planted with genetically similar crops, a single new pathogen can devastate entire regions, as the Southern Corn Leaf Blight demonstrated in the United States in 1970. The erosion of nutrient-rich traditional crops has also been linked to micronutrient deficiencies affecting billions of people. Genetic diversity, in short, is an insurance policy for food security, and the Green Revolution quietly spent down much of it.

GMOs and biotechnology: promise and peril 🔗

Modern biotechnology, especially genetically modified organisms, represents the newest frontier of this debate. Supporters argue GMOs can raise yields, reduce pesticide use, and improve nutrition. Critics warn that they carry serious and sometimes irreversible risks to natural ecosystems.

Risks to ecosystems 🔗

Several concerns recur. Genetically modified crops can cross-pollinate with wild relatives or traditional varieties, spreading engineered genes into populations where they were never intended, a process called gene flow. They reinforce monoculture, because GM seeds are typically deployed across enormous uniform plantings, deepening the very genetic narrowing that makes agriculture fragile. They can also harm non-target organisms and disrupt the balance of local ecosystems. In India, Bt cotton was widely adopted, while Bt brinjal became the focus of intense controversy and was placed under a moratorium after concerns were raised about safety, ecological impact, and the use of indigenous varieties without proper authorisation under biodiversity law.

The precautionary framework 🔗

To manage these risks, the international community built a legal architecture. The Convention on Biological Diversity, adopted at the 1992 Rio Earth Summit, set out goals of conserving biodiversity, using its components sustainably, and sharing benefits fairly. Its supplementary agreement, the Cartagena Protocol on Biosafety, governs the cross-border movement of genetically modified organisms, which it refers to as living modified organisms. The Protocol rests on the precautionary principle, meaning that a country may restrict imports of a GMO where scientific certainty about its safety is lacking. India regulates GMOs through its own biosafety framework, requiring approval before genetically modified crops can be released into the environment.

Toward stronger protection and global cooperation 🔗

The thread running through all these threats is that biodiversity is increasingly governed by who owns and controls genetic resources. Defending it now requires more than fences around forests. It requires legal tools to prevent biopiracy, fair benefit-sharing arrangements so that source communities are compensated, the active conservation of traditional varieties in seed banks and on farms, and careful regulation of biotechnology. International instruments like the Nagoya Protocol on access and benefit-sharing, and more recent efforts at the World Intellectual Property Organization to require disclosure of the origin of genetic resources in patent applications, point toward a fairer system. Yet enforcement remains uneven, and the imbalance of power between resource-rich developing countries and patent-rich corporations persists.

For India, with its extraordinary biological and cultural wealth, the stakes are especially high. Protecting biodiversity in this new era means treating genes, seeds, and traditional knowledge not as free resources to be claimed by whoever patents them first, but as a shared heritage that demands both conservation and justice.

What do you think? Should genetic resources and traditional knowledge be treated as the common heritage of communities, or is some form of legal ownership necessary to fund research and innovation? And in balancing food security against biodiversity, how should a country like India weigh the proven gains of high-yield agriculture against the long-term risks of genetic erosion?

References

1. https://supreme.justia.com/cases/federal/us/447/303/
2. https://en.wikipedia.org/wiki/Diamond_v._Chakrabarty
3. https://www.mondaq.com/india/patent/586384/traditional-knowledge-and-patent-issues-an-overview-of-turmeric-basmati-neem-cases
4. https://www.nlunagpur.ac.in/PDF/Publications/5-Current-Issue/5.BIO-PIRACY%20IN%20INDIA%20A%20PRACTICE%20OF%20PATENTING%20TRADITIONAL%20KNOWLEDGE%20FOR%20PROFIT.pdf
5. https://link.springer.com/article/10.1186/s42779-019-0011-9
6. https://www.weforum.org/stories/2025/05/food-future-depends-on-biodiversity/
7. https://www.biosecuritycentral.org/resource/policies-and-legislation/cartagena-protocol/