Question

Discuss the applications of biotechnology in environmental management. Write short notes on biomonitoring and biomethanation.

11 Sep 2025
Answer :
Word Count : 1276
Biotechnology has emerged as one of the most effective scientific tools in environmental management. The rapid industrialization, urbanization, population growth, and unsustainable exploitation of natural resources have resulted in severe pollution of air, water, and soil, along with depletion of ecosystems and biodiversity. Conventional methods of environmental management, such as physical and chemical treatments, often prove costly, energy-intensive, and environmentally unfriendly, as they generate secondary pollutants and fail to achieve long-term sustainability. Biotechnology provides eco-friendly, cost-effective, and sustainable solutions by harnessing living organisms, their enzymes, and metabolic capabilities for the purpose of pollution control, resource recovery, and ecosystem restoration. The fundamental principle underlying environmental biotechnology is the ability of microorganisms, plants, and biological systems to degrade, transform, recycle, or immobilize harmful substances into less toxic or useful forms. Its applications span across waste management, wastewater treatment, air pollution control, soil remediation, renewable energy production, and conservation of ecosystems. One of the most important applications of biotechnology in environmental management is in waste treatment. Municipal, industrial, agricultural, and hazardous wastes pose a serious threat to public health and ecosystems. Biotechnological processes such as composting, anaerobic digestion, vermitechnology, and bioaugmentation enable efficient treatment of organic wastes. Microorganisms are employed to break down biodegradable fractions into stable end-products like humus, methane, carbon dioxide, and water. For example, anaerobic digestion of sewage sludge not only reduces the volume of waste but also produces biogas, which is a renewable source of energy. Similarly, genetically engineered microorganisms can be applied to enhance the biodegradation of recalcitrant compounds like hydrocarbons, pesticides, and _______ _______ ______ __________ __________ ___ ________ ____ ______ ___ ___ ___.
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