Biocovers

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Context:

• Biocovers are important areas of applications.

About Biocovers:

• Biocovers, also known as bioplastic covers or bio-covers, refer to a type of covering or material used in various applications that are biodegradable or derived from renewable resources.

Characteristics:

• Biodegradability:
  • Biocovers are designed to decompose naturally over time, usually through microbial action, into harmless substances like water, carbon dioxide, and biomass. This contrasts with conventional plastic covers that can persist in the environment for centuries.
• Renewable Resources:
  • Many biocovers are made from renewable resources such as plant-based materials (e.g., corn starch, sugarcane) or biodegradable polymers derived from microbial fermentation.

Applications:

• Agriculture: Biocovers are used as mulches or protective covers for crops. They help retain moisture, control weeds, and enhance soil health while being environmentally friendly.
• Packaging: Biodegradable packaging materials, including wraps, bags, and containers, are made using biocovers to reduce plastic waste.
• Landfills: Biocovers can be used as temporary covers for landfill sites to reduce odor, control pests, and minimize environmental impact during waste disposal.

Benefits:

• Environmental Sustainability: Biocovers contribute to reducing plastic pollution and dependence on fossil fuels by utilizing renewable resources.
• Soil Health: In agriculture, biocovers improve soil structure, moisture retention, and nutrient cycling compared to traditional plastic covers.
• Waste Management: Biodegradable biocovers in packaging and landfill applications promote sustainable waste management practices.

Challenges:

• Cost: Biocovers may be more expensive than conventional plastic covers due to production costs and limited economies of scale.
• Performance: The performance and durability of biocovers may vary depending on the specific materials used and application conditions.
• Regulation: Standards and regulations regarding biodegradability and compostability of biocovers vary globally, leading to challenges in certification and market acceptance.

Conclusion:

• Biocovers offer a promising solution to reduce plastic pollution and promote sustainable practices in agriculture, packaging, and waste management 

Source:

https://www.downtoearth.org.in/blog/waste/can-microbial-methane-oxidation-systems-control-emissions-from-indian-dumpsites--96332

PRACTICE QUESTION Q.  Consider the following statements regarding the Proboscis monkey (Nasalis larvatus): Proboscis monkeys are native to the island of Borneo and are primarily found in mangrove forests, coastal swamps, and riverine forests. Males are characterized by a large, bulbous nose and are significantly larger than females. Proboscis monkeys are nocturnal and terrestrial, spending most of their time on the ground. Their diet is mainly folivorous, but they also consume some insects and flowers. They live in social groups called harems, consisting of one adult male, several females, and their offspring. Which of the statements given above are correct? a) 1, 2, 4, and 5 only b) 1, 3, and 4 only c) 2 and 5 only d) 1, 2, and 5 only Answer: a) 1, 2, 4, and 5 only