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describe the methods of waste management in urban industrial areas


arunsingh12366887 23rd Aug, 2022
Answer (1)
Tanaya Mhatre 23rd Aug, 2022


Hello student,

Methods for Disposing of Waste

Prior to globalisation and industrialization, garbage accumulation was never a major issue, but now there is a need for a more effective way to dispose of waste. Some of the techniques in use today include the ones listed below.

1.Landfill

The debris that cannot be recycled or repurposed is filtered out in this procedure and distributed as a thin layer in low-lying areas all over a metropolis. Each layer of trash is followed by a layer of soil. However, after this procedure is finished, the region is deemed inappropriate for building for the following 20 years. It can only be used as a park or a playground instead.

2.Incineration

The controlled combustion of waste to produce incombustible materials like ash and waste gas is known as incineration. The exhaust fumes from this process are treated before being released into the environment since they could be hazardous. This approach is one of the most hygienic ways to dispose of waste because it minimises the volume of waste by 90%. Occasionally, the heat produced is used to create power. However, because this process produces greenhouse gases like carbon dioxide and carbon monoxide, some people believe it is not entirely environmentally beneficial.

3.Compaction of waste

Cans and plastic bottles that are garbage are compressed into blocks and shipped to be recycled. This method makes transportation and positioning simple by preventing metal oxidation and lowering the need for airspace.

4.Biogas Production

Biodegradation plants receive biodegradable waste, such as leftover food, animal manure, or organic industrial waste from the food packaging sector. They are degraded at bio-degradation facilities with the aid of bacteria, fungi, or other microbes before being transformed to biogas. In this instance, the organic matter provides the microorganisms with sustenance. Degradation may occur either anaerobically or aerobically (with oxygen) (without oxygen). This procedure produces biogas, which is utilised as fuel, and the leftover material is turned into manure.

5.Composting

With time, all biological materials deteriorate. One of the main organic wastes we discard each day includes food scraps, yard debris, and other materials. These organic wastes are first buried beneath several layers of soil, where they are then allowed to decompose through the action of bacteria and fungi.

As a result, nutrient-rich manure is produced. Additionally, this procedure makes sure that the soil's nutrients are restored. Composting improves the soil's ability to retain water in addition to nourishing it. It is the finest substitute for artificial fertilisers in agriculture.

6.Vermicomposting

Vermicomposting is the process of converting organic matter into nutrient-rich manure by using worms. Worms eat and digest organic matter. The by-products of digestion excreted by the worms enrich the soil with nutrients, promoting the growth of bacteria and fungi. It's also a lot more efficient than traditional composting.

I hope you found it beneficial.




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