Solid waste refers to the discarded materials that are generated from human activities and are no longer needed or wanted. It includes a wide range of materials, such as food waste, packaging materials, paper and cardboard, plastics, metals, glass, yard waste, and electronics. The management of solid waste is a major challenge for communities around the world, as it can have negative impacts on the environment and public health if not properly handled.
One of the main problems with solid waste is that it takes up space in landfills, which are designated areas where waste is disposed of. As more and more waste is produced, landfills can quickly become overwhelmed, leading to environmental degradation and public health issues. Landfills can produce methane, a greenhouse gas that contributes to climate change, and leachate, a toxic liquid that can contaminate water sources. In addition, the decomposition of organic waste in landfills produces a foul-smelling gas called odor, which can be a nuisance for nearby communities.
To address these problems, it is important for communities to adopt sustainable solid waste management practices. This can involve a variety of strategies, such as recycling, composting, and reducing waste at the source. Recycling involves collecting, processing, and manufacturing materials that can be used again, while composting involves breaking down organic waste into a nutrient-rich soil amendment. Reducing waste at the source involves designing products and packaging that use fewer resources and generate less waste, as well as encouraging individuals to consume less and reuse items whenever possible.
Another important aspect of solid waste management is the proper disposal of hazardous materials, such as batteries, pesticides, and medical waste. These materials can pose a risk to human health and the environment if not handled and disposed of properly. Specialized facilities and procedures are often necessary to safely manage hazardous waste.
Effective solid waste management is essential for protecting the environment and public health. It also has economic benefits, as it can reduce the need for new landfills and reduce the costs associated with waste disposal. By adopting sustainable solid waste management practices, communities can work towards a more sustainable future.
Essay on Solid Waste Management
There will also be a reduction in the generation of waste as people resort to recycling and reusing. Compositing organic substances which are biologically degradable. Pyrolysis is a thermal treatment where waste materials are heated to high temperatures. This can contaminate drinking water supplies and harm aquatic ecosystems. With different types of waste from different sources, it is difficult to separate them.
This study might also be used as a tool to improve the campaign of the government about the waste management R. Incineration, in particular, is considered harmful to the environment, as it adds a lot of emission to the atmosphere accelerating the enhanced greenhouse of global warming effects, and aiding them to escalate even further. Shredding means cutting and tearing whereas pulverisation means crushing and grinding. Concrete was made by mixing a strong volcanic material with rubble, sand and a mixture of limes. According to a recent study, 40% of food gets wasted in America Gunders 4. A STUDY OF PARTIAL REPLACCEMENT OF CEMENT IN CONCRETE BY SUGARCANE BAGASSE ASH AND ALUMINIUM WASTE IN VIEW OF SOLID WASTE UTILISATION 1Amirthaganesan, 2Ramesh.
Before disposal or recovery, however, the waste must be collected. Sanitary landfill is considered safe when it has completely degraded biologically, chemically and physically. It is an island city in Riau Island Province of Indonesia, which is located east of Sumatera Island and near Singapore. For Bulky Waste: For some industries bulky waste is there required to be crushed or disposed. The situation in Kathmandu is not representative for whole Nepal but if the developing problems that are connected with solid waste are not taken care of further urbanization will most likely give similar scenario in other growing cities. First acknowledgement is to almighty for guiding the intellect long the correct path. Jerwin Hong informed the interviewers that neighbor barangays are throwing their trash in barangay 537 due to the fact that the garbage arrives too early at their respective barangays.
In this process, thermal decomposition of wastes takes place in controlled amounts of oxygen to produce valuable petrochemicals. These are equipped with large storage bins, automatic feed hoppers, moving grates, ash discharging systems, pollution control devices like scrubbers and electrostatic precipitators. Furthermore, in low-income households, indicated by houses having no toilets, only 2 percent of the households have their waste collected. In India, urban waste is growing at a phenomenal rate, hi Delhi alone, the current 4,000 tonnes of urban waste produced daily is expected to increase to 30,000 to 40,000 tonnes by 2020 A. For instance, the Lincoln Memorial was actually built out of marble that came from Georgia, Alabama, and Colorado. In the second type, wastes derived from oils, medical, industrial and commercial products, which if directly dumped into the environment will cause instant pollution and degradation of the ecosystem, are disposed.
The trailers have a capacity of 75 m 3 and hold the solid waste from four collection vehicles if it is not compacted and from eight collection vehicles if it is compacted. The Waste Hierarchy : There are a number of concepts about waste management. Open dumping allows biodegradable materials to decompose under unhygienic conditions. These methods of Waste Management are mostly environment friendly and help avoid resorting to Waste Management measures like landfill and incineration that are harmful to humans as well as the environment. An example of this includes plastics and nuclear technology. Urban Solid Waste Management : ADVERTISEMENTS: Addition of numerous kinds of solid wastes in the soil is called landscape pollution or third pollution. Persuasive Essay On Landfills 710 Words 3 Pages An issue is going around is about whether compost should be allowed to be used for the environment of a school campus.
Oversize products are those that do not pass the openings of the screen, undersized products are those that do pass the opening of the screen. During the mid-70s, daily per capita waste generation was 150-350 grams for most Indian cities, which increased to 350-530 grams in late 1980s. The crew parks its truck near the container placed in road side and lift it at the backside of the truck. With strong forwards currents. Collection: It involves collection of waste from source like households, hotels, commercial establishments etc. It is estimated that around 500 billion plastic bags are used every year worldwide Spokas, 2007; Geographical, 2005. Size reduction is effected by the physical processes of shredding or pulverizing.
Shredding and pulverising reduce the overall volume of the original or raw waste materials about 40%. The importance of proper Solid Waste Management has several reasons Advantages of Solid Waste Management Solid waste disposal also helps to save our natural resources. It requires efficient combination of various components of solid waste management in an integrated manner. While the recycling of waste is considered to be productive by changing waste materials into useful things, reusing and reducing waste are also found to be cost-effective. Many steps are already taken to reduce the amount of food being wasted but are they enough? For urban and rural areas, and ADVERTISEMENTS: iv.
Therefore it creates opportunities for the people that do not have any job. Moreover, the stench is also described to be unbearable. The recycling of complex products such as computers, cellular phones and electronic equipment is more difficult, due to the additional dismantling and separation of parts having toxic chemicals are required for them. The process typically occurs in a sealed vessel under high pressure. The resulting organic material is then recycled as mulch or compost for agricultural or landscaping purposes. It is an endothermic process.
Solid Waste Management: A Global Challenge ☝ Essay
This is also the ideal method for medical waste management as eliminates the infectious organisms. Municipalities need to design systems that will maximize separation and management of waste at source in order to reduce the total amount of waste that is disposed and the cost associated with it. Used clothes, appliances, toys and furniture can be sold for reuse or donated. Food Waste In America Essay 1195 Words 5 Pages In the US, 40% of food produced, or approximately 365 million pounds of food, is wasted each day. Over-population: As the number of people producing a pollutant increases, pollution will naturally increase. . Trash can be placed on the curb near a home, and garbage collectors can go house to house and take it.