Eliminate Wastes: Make Life Sustainable

Wastes have collected at Kuakata beach.

Mostafa Kamal Majumder                                                                                                                                                        Bangladesh stands today at a defining crossroads, where the air we breathe, the water that once sustained our civilisation, and the land that feeds us are all under unprecedented strain. The country’s rapid development, while lifting millions out of poverty, has also produced a parallel crisis of waste, pollution and resource depletion that threatens public health, economic stability and long‑term sustainability. Across cities and villages, the signs are unmistakable: toxic air, poisoned rivers, plastic‑choked coastlines, contaminated food chains, and an ever‑growing mountain of electronic waste. The challenge is immense, but the path forward is clear — a decisive shift toward recycling, resource recovery and a circular economy that eliminates waste and regenerates resources for future generations.

The deterioration of air quality in Bangladesh is one of the most visible and harmful consequences of unchecked pollution. Dhaka, Chattogram, Narayanganj and Gazipur frequently rank among the world’s most polluted cities, with air quality indices soaring far beyond safe limits. Brick kilns, unregulated vehicle emissions, construction dust and industrial smoke combine to create a toxic haze that blankets urban centres for much of the year. This pollution is not merely an environmental concern; it is a public health emergency. Rising asthma cases among children, chronic respiratory diseases among adults, and thousands of premature deaths each year are directly linked to particulate matter and toxic gases. The economic cost is staggering, with the World Bank estimating that air pollution drains billions of dollars annually through healthcare expenses and lost productivity. Clean air is the foundation of a healthy nation, and any vision of a waste‑free Bangladesh must begin with strict regulation of industrial emissions, modernisation of brick kilns, enforcement of vehicle standards, and the adoption of waste‑to‑energy technologies that reduce open dumping and burning.

The crisis extends beyond the air into the very arteries of the nation — its rivers, canals and creeks. Once the lifeblood of agriculture, fisheries and transport, many rivers have become toxic channels carrying dyes, heavy metals, untreated sewage, agro‑chemicals and industrial effluents. The Buriganga, Turag, Shitalakshya, Karnaphuli and Balu rivers are now symbols of ecological collapse. Textile and leather industries, vital to the national economy, discharge wastewater containing chromium, lead, cadmium and other hazardous substances. Poultry and dairy farms release antibiotics and hormones that eventually enter water bodies, contributing to antimicrobial resistance, a silent global health threat. Municipal waste, plastic debris and household sewage flow directly into canals without treatment, suffocating aquatic life and contaminating irrigation systems. The consequences ripple through the food chain: fish absorb toxins, crops irrigated with polluted water carry chemical residues, and groundwater becomes increasingly unsafe. In effect, Bangladesh is poisoning its own food.

The Bay of Bengal, once abundant with marine life, is now burdened with plastics and chemicals washed down from coastal towns, fishing vessels, urban drains and upstream rivers. Microplastics have been detected in fish, salt and even drinking water, while antibiotics and pesticides flowing downstream alter marine ecosystems and threaten the livelihoods of coastal communities. Climate‑induced cyclones, storm surges and tidal floods further spread this pollution inland, creating a vicious cycle of contamination that endangers both human and ecological health.

Industrial emissions add another layer to the crisis. Bangladesh’s industries emit carbon dioxide, methane, nitrous oxide and other greenhouse gases that contribute to global warming. While per‑capita emissions remain lower than those of developed nations, the cumulative impact is significant due to rapid industrialisation and urbanisation. Climate change is already reshaping Bangladesh’s reality: floods are more frequent and severe, cyclones stronger and more unpredictable, heatwaves longer and deadlier, salinity intrusion threatens agriculture in coastal districts, and wildfires are emerging in drought‑prone forest areas. Waste, pollution and climate disasters are interconnected, and addressing one requires addressing all.

Municipal waste management remains one of the weakest links in Bangladesh’s environmental governance. The country generates more than 25,000 tonnes of solid waste every day, most of which ends up in open dumps, roadside piles, drains, canals or unregulated landfills. Municipalities lack modern waste‑collection systems, segregation facilities, recycling plants and composting infrastructure. Household‑level waste segregation is virtually absent, recycling capacity for plastics, paper, glass and metals is limited, and informal waste pickers work without safety or recognition. Landfills overflow, contaminating soil and groundwater, while burning waste releases toxic fumes that worsen air pollution. Without systemic reform, waste will continue to overwhelm cities and degrade public health.

Adding to this burden is the rapid growth of electronic waste. Bangladesh produces nearly 300,000 tonnes of e‑waste annually, driven by increasing consumption of mobile phones, televisions, refrigerators, computers and batteries. Most e‑waste is dismantled informally using unsafe methods such as acid baths, open burning and manual extraction of metals. This exposes workers — often children — to lead, mercury, arsenic and other hazardous substances, while contaminating soil, water and air. Without a modern recycling ecosystem for electronics, the country risks long‑term health hazards and irreversible environmental damage.

The depletion of natural resources further complicates the picture. Forests, wetlands, fisheries, minerals and groundwater are under immense pressure. Rapid urbanisation, industrial expansion and population growth have accelerated extraction without replenishment. Wetlands are being filled for housing, forests are shrinking due to illegal logging, groundwater levels are falling in major cities, sand mining destabilises riverbeds, and agricultural soils lose fertility due to excessive chemical use. This pattern is unsustainable. If current trends continue, future generations will inherit a depleted, degraded and dangerous environment.

Yet amid these challenges lies a clear and achievable solution: a transition to a circular economy where resources are reused, recycled and regenerated, and waste is minimised or eliminated. A circular economy is not merely an environmental aspiration; it is an economic necessity. It promises cleaner air and water, safer food, reduced climate vulnerability, new industries and green jobs, and conservation of natural resources. The transformation requires mandatory waste segregation at household and industrial levels, modern recycling plants for plastics, paper, metals, glass and e‑waste, widespread composting and biogas production, strict enforcement of effluent treatment plants, extended producer responsibility for manufacturers, modernised municipal waste systems, public awareness campaigns, and innovation that creates green jobs in recycling, repair, remanufacturing and resource recovery.

Ultimately, the journey toward a waste‑free Bangladesh is not only about environmental protection; it is about justice. The choices made today will determine whether future generations inherit a livable country or a toxic wasteland. Bangladesh has always shown resilience in the face of adversity. Now it must show leadership in the face of environmental collapse. A waste‑free Bangladesh is not a distant dream — it is an urgent necessity and an achievable reality, one that can create a healthy, prosperous and sustainable world for all who call this land home.