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By Anthony Akande
There is a silent war ravaging our country. It is not fought with bullets or bombs, but with every breath we take, every bite we eat, and every drop of water we drink. This war is called cancer, and it is increasingly being fueled by the very environment we live in. It is sad but true that in Nigeria today, cancer is no longer a “rich man’s disease” or a Western affliction. This invisible monster is in our cities, our villages, our homes—and it is growing. Hospitals across the country are filled with patients battling various forms of cancer. Sadly, many of them do not survive, not because medicine has failed, but because society has failed to act on what fuels this growing health, the impact of the environment!
Although carcinogenesis can sometimes be genetic, however, atthe root of this epidemic is a tetrahedral monster—a four-cornered beast powered by environmental degradation, toxic exposure, policy neglect, and public ignorance. We must confront it with urgency, or risk allowing it to consume our collective future. The environment where we live, breathe and interact with plays a major role if we must be honest with ourselves.
To dive in, Nigeria’s cities are choking—quite literally. Every day, millions of citizens inhale a toxic mix of vehicular exhaust, industrial fumes, roadside dust, generator smoke, and emissions from waste fires. These pollutants are not just irritants—they are classified as carcinogens by global health agencies. The situation is worsened by frequent fire outbreaks from petrol-laden tankers, especially on major highways. These disasters release dangerous compounds such as benzene, formaldehyde, and polycyclic aromatic hydrocarbons (PAHs), which can trigger genetic mutations leading to lung, throat, bladder, and liver cancers. Markets and homes built close to highways and industrial zones experience daily exposure. Yet, this proximity has been normalized, leaving many communities unknowingly steeped in carcinogenic clouds.
Meanwhile, environmental contamination doesn’t end in the air—it enters our bodies through food and water. Across Nigeria, farmers rely heavily on pesticides, often applying them without gloves, masks, or proper training. Many of these chemicals—some banned in other countries—remain in our fruits, vegetables, and grains. Add to this is the unsafe transportation and open display of food in traffic-heavy markets, where soot and dust congregate around exposed produce. These foods become vehicles for carcinogens that slowly accumulate in human tissues over time when consumed, especially by someone with a highly compromised and defective immune system!
In the Niger Delta and coastal regions, oil spills and industrial discharges have turned rivers and wetlands into chemical basins. Fish and shellfish now harbor heavy metals like mercury, lead, cadmium, and arsenic, which enter our diets, build up in organs, and trigger cancerous processes through bioaccumulation.Chronic consumption of contaminated seafood poses significant health risks. Heavy metals are not only persistent in biological tissues but also exhibit cumulative toxicity. Once ingested, they can accumulate in vital organs—including the liver, kidneys, and brain—where they interfere with cellular processes, generate oxidative stress, and cause DNA damage. Over time, such molecular disruptions can initiate or promote carcinogenic pathways, increasing the risk of various cancers and other chronic diseases. The public health implications of this environmental degradation are profound, particularly in communities with limited access to medical surveillance and remediation resources.
Nigeria’s urban landscape is increasingly burdened by an escalating waste crisis. Every day, cities across the country generate thousands of tons of solid waste, yet only a limited portion is safely collected and processed. The remainder—an overwhelming majority—is discarded indiscriminately in open gutters, on streets, and into rivers, creating a hazardous amalgam of plastics, electronic waste, industrial chemicals, and residual pharmaceuticals. This unregulated accumulation not only degrades the environment but poses serious, far-reaching threats to public health. Among the most concerning contributors is electronic waste. Obsolete mobile phones, computers, televisions, and other devices are routinely dismantled in informal settings, where workers, often without protective gear, use rudimentary tools to extract valuable metals. In the process, they are directly exposed to toxic substances such as brominated flame retardants, lead, mercury, and highly carcinogenic dioxins. Prolonged exposure to these compounds has been strongly linked to an increased risk of hematological malignancies, including leukemia and lymphoma, as well as irreversible neurological disorders that impair cognitive and motor function.
Compounding the issue is the widespread discharge of untreated sewage and industrial effluents into rivers and streams. These water bodies, already choked with chemical waste, now serve as both drainage systems and unintended sources of drinking and domestic water. Families who rely on these contaminated supplies for cooking, bathing, or even basic hygiene are unknowingly exposing themselves to a toxic blend of microbial pathogens, parasites, and chemical carcinogens. This sustained exposure significantly elevates the risk of gastrointestinal infections and organ-specific cancers, particularly those affecting the kidneys and liver.
What about the everyday products we take for granted that often contain cancer-triggering substances? In our daily lives, many of the products we use without a second thought may quietly contribute to long-term health risks, including cancer. Everyday items—valued for their convenience or affordability—often contain substances with well-documented carcinogenic potential. Plastics, for instance, are ubiquitous in food packaging and domestic use. Yet, when exposed to high temperatures, such as when packaging hot meals or when burned, they release harmful compounds like dioxins and bisphenol A (BPA). These chemicals are known endocrine disruptors, capable of mimicking or interfering with natural hormones. Over time, such disruptions have been linked to an increased risk of hormone-dependent cancers, including breast and prostate cancer.
Equally concerning are personal care and cosmetic products, particularly those produced locally or sold without regulatory oversight. Hair relaxers, skin-lightening creams, and a variety of cosmetics often contain hydroquinone, parabens, and phthalates. These compounds not only penetrate the skin but also accumulate in the body, interfering with estrogen and androgen signaling. Scientific studies have associated these exposures with hormonal imbalances, reproductive dysfunction, and heightened risks of uterine, ovarian, and other hormone-related cancers—risks borne disproportionately by women and young people.
Unfortunately, the home environment is not exempt. Many low-cost paints, adhesives, and building materials used in residential construction and renovation projects contain toxic ingredients such as lead and volatile organic compounds (VOCs). These substances off-gas into the air over time, leading to chronic indoor exposure. Lead, a potent neurotoxin, also has carcinogenic properties, while VOCs—found in products like wall paint and flooring adhesives—have been linked to lung, liver, and kidney cancers. For families living in poorly ventilated or substandard housing, especially in densely populated urban areas, the cumulative exposure creates a persistent and largely invisible health hazard. Noise pollution from industrial, domestic, and sometimes religious sources, though less discussed, is a subtle but potent danger. Chronic noise from traffic, generators, and industrial equipment leads to stress-induced immune suppression, which may compromise the body’s ability to fight emerging cancer cells.
Taken together, environmental degradation in Nigeria extends beyond waste accumulation and water contamination—it directly undermines land quality and atmospheric stability, with serious implications for human health. Practices such as illegal mining, deforestation, and unregulated urban expansion not only destroy habitats but also unearth and release toxic substances long sequestered underground. Arsenic, cadmium, and other heavy metals, as well as residual industrial carcinogens, leach into the soil and water systems. When crops are cultivated on this compromised land, they absorb these contaminants, resulting in food products laden with nitrates, pesticide residues, and toxic metals. Long-term consumption of such foods has been associated with gastrointestinal, liver, and colorectal cancers, alongside chronic metabolic and reproductive disorders.
In parallel, escalating air and environmental pollution—driven by industrial emissions, vehicle exhaust, and open burning—contributes significantly to atmospheric degradation, including the depletion of the ozone layer. This fragile layer of the stratosphere acts as Earth’s protective shield, absorbing harmful ultraviolet (UV) radiation from the sun. As pollutants such as chlorofluorocarbons (CFCs), nitrogen oxides, and other ozone-depleting substances accumulate, they weaken this barrier, allowing more intense UV-B rays to reach the Earth’s surface.
For Nigeria, this has intensified public health vulnerabilities, especially among outdoor populations. Farmers, construction workers, street vendors, and schoolchildren—often without access to sunscreen or protective clothing—are now chronically exposed to elevated levels of UV radiation. This increased exposure heightens the risk of developing various forms of skin cancer, including melanoma, basal cell carcinoma, and squamous cell carcinoma. Compounded by limited dermatological services and low public awareness, many of these conditions go undetected and untreated until advanced stages, resulting in preventable morbidity and mortality.
What Nigeria Must Do—Now: A National Imperative for Environmental Health and Cancer Prevention
The evidence is irrefutable. Nigeria’s growing cancer burden is not solely a matter of genetics or lifestyle—it is a systemic, environmentally driven crisis. This epidemic is deeply embedded in the nation’s failure to manage pollution, regulate industrial practices, and protect the public from carcinogenic exposures. Yet, it is also largely preventable. Addressing it requires bold, coordinated, and sustained national action that repositions environmental health as a pillar of public health and national development.
To begin with, Nigeria must urgently strengthen its regulatory and enforcement architecture. Agencies such as the National Agency for Food and Drug Administration and Control (NAFDAC), the National Environmental Standards and Regulations Enforcement Agency (NESREA), and the Standards Organization of Nigeria (SON) must be empowered, not just in mandate but in resources, legal authority, and political backing. These institutions must act decisively to eliminate banned carcinogens from consumer products, enforce emission and effluent limits, and monitor industrial compliance with hazardous waste regulations. The current gaps in enforcement allow toxins to circulate unchecked in our cosmetics, building materials, water sources, and air.
Parallel to regulation, Nigeria must invest in robust cancer registries and environmental surveillance systems. Without reliable data linking geographic exposure patterns to cancer incidence, policy responses remain speculative and reactive. A coordinated national cancer registry—integrated with geospatial pollution mapping, occupational exposure data, and population-level toxicology—would provide the intelligence needed to target interventions, allocate resources, and measure progress.
Environmental infrastructure must also become a national priority. Access to clean water, efficient waste management, safe housing materials, and affordable renewable energy should not be seen as luxuries; they are foundational determinants of health. Investing in these systems protects not only against cancer but against a spectrum of diseases, while simultaneously stimulating job creation and sustainable development. The environmental health of our cities and rural communities must be seen as inseparable from economic and social stability.
Public awareness and education are critical in this fight. Nigerians must be equipped with the knowledge to understand how the environment impacts their health. Nationwide campaigns, targeted outreach in markets and schools, and integration of environmental health into school curricula can drive a shift in behavior, encouraging safer consumption patterns, demand for regulated products, and civic advocacy for healthier environments.
Moreover, innovation must be at the heart of our solution. Nigeria’s youth possess immense potential to lead a green transformation through eco-entrepreneurship in recycling, organic agriculture, sustainable construction, and the creation of safe alternatives to toxic consumer goods. Government, private sector, and civil society must come together to fund, mentor, and scale these innovations, creating an ecosystem of solutions that are local, adaptive, and impactful.
Conclusion: Reframing Cancer as a National Environmental Emergency
Cancer is no longer a rare affliction confined to a few—it has become a litmus test of Nigeria’s environmental stewardship, policy coherence, and collective will to protect life. The correlation between environmental neglect and the rise in cancer cases is not conjecture—it is grounded in mounting epidemiological evidence, lived experience, and global precedent. This is not just a health crisis; it is a national emergency. And we must respond with urgency—not through declarations alone, but through legislation, enforcement, infrastructure investment, surveillance systems, and widespread education. Our failure to act will allow this silent epidemic to metastasize across bodies, communities, and generations, draining our productivity, destabilizing our economy, and dimming our future.
The fight against cancer must begin long before the hospital bed. It begins in our air, our soil, our water, our homes, our products, and our daily choices. It begins with strong governance and with each of us. If we are to protect the health of this generation and the next, we must treat environmental carcinogenesis not as a fringe concern but as a defining national priority. The time to act is now!
Anthony AKANDE is a public health researcher and an advocate for cancer prevention through sustainable development, writes from Columbus.
