NCERT Solution for Class 10 Science Chapter 15
Our Environment
NCERT Books for Session 2022-2023
CBSE Board and UP Board
Intext Questions
Page No-264
Questions No-2
How can you help in reducing the problem of waste disposal? Give any two methods.
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• By minimising the use of disposal items and promoting the use of recycled articles.
• Separating biodegradable and non-biodegradable waste before dumping them.
• Recycling the non-biodegradable waste material.
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We can help in reducing the problem of waste disposal by these methods:
1. By separating biodegradable substances from non-biodegradable substances.
2. By reducing, reusing and recycling non-biodegradable substances.
(i) Recycling : The solid wastes like paper, plastics and metals, etc. are recycled.
(ii) Preparation of Compost: Biodegradable domestic wastes such as left over food, fruit and vegetable peels and leaves of potted plants, etc. can be converted into compost by burying in a pit dug into ground.
(i) We should use more and more substances that leave biodegradable wastes.
(ii) We should reduce the use of non-biodegradable wastes like plastics or recycle them.
Reducing the problem of waste disposal involves minimizing the amount of waste generated and adopting sustainable waste management practices. Here are two methods that can help in this regard:
1. Waste Reduction through Recycling:
Separation of Recyclables: Encourage and practice the separation of recyclable materials, such as paper, glass, plastics, and metals, at the source. Provide separate bins or collection systems for recyclables to make it convenient for individuals to participate in recycling efforts.
Promotion of Recycling Programs: Support and promote recycling programs in communities. Municipalities and businesses can establish recycling centers or partner with existing facilities to collect, process, and recycle materials. Awareness campaigns can educate the public about the importance of recycling and the specific items that can be recycled.
2. Composting Organic Waste:
Home Composting: Encourage composting of organic waste at the household level. Home composting involves the decomposition of kitchen scraps, yard waste, and other organic materials in a controlled manner to produce nutrient-rich compost. This reduces the amount of organic waste sent to landfills and contributes to the creation of natural fertilizers for gardens.
Community Composting Programs: Establish community composting programs or support existing initiatives where residents can drop off their organic waste. Community composting facilities can process larger volumes of organic material, diverting it from landfills and producing compost that can be used to enrich soil.
Implementing these methods requires a combination of individual actions, community involvement, and support from local authorities. Education and awareness campaigns can play a crucial role in encouraging people to reduce, reuse, and recycle. Additionally, policies and infrastructure that facilitate proper waste separation, recycling, and composting contribute to effective waste management and reduction.