This chapter aims to address the problems, both environmental and toxicological, associated with the landfills, the challenges faced in the current scenario, and the possible measures that can be taken to deal with the problem of municipal solid waste management successfully. D)methane gas accumulations create the possibility of explosions. False. C)leachate seeps through lining of landfills and contaminates groundwater. 25% Description and improvements of a modern landfill. True. Tags: Question 13 . Toxins Many materials that end up as waste contain toxic substances. The largest issue associated with sanitary landfills is the risk of pollution. Why do we still use landfills? As recycling technologies and programs grow the need for these types of landfills should diminish. Another set of environmental issues associated with the daily operation of landfills could range from windblown paper and plastics offsite, dust generated from truck and equipment traffic, and associated noise pollution. Some of the problems associated with managing landfills include _____. 2. discard per year in town is 0.05 tonne, landfill density is 500 kg/m³, and that the 15 percent of the landfill cell volume is used for soil cover, estimate the landfill lift in one year. However, if there is no layer or it is cracked, contaminants from the landfill (car battery acid, paint, household cleaners, etc.) The use of landfill and incineration wastes valuable resources. o Altamont Landfill, CA o Tessman Road Landfill, TX Please submit your assignment. One of the side effects of technology advances is the inability of nature to decompose substances humans create. 120 seconds . Over time, these toxins leach into our soil and groundwater, and become environmental hazards for years. Define MSW and classify it into various types. (A) Generation of CO 2 gas (B) Leachate contamination of groundwater (C) Release of disease organisms (D) Incomplete degradation of wastes (E) Compaction and settling 66. As waste breaks down, methane gas is created, and if it escapes from the landfill, it could pollute the air. The following rubric will be used for grading: 20% Description and problems of an open dump. Landfills are the places that our garbage is taken to be buried. For example, long-term effects such as leaching, underground water pollution, and the release of potentially unsafe gases continue to plague modern-day landfills. Landfills are supposed to have a protective bottom layer to prevent contaminants from getting into the water. The Problem with Landfills. The three most important problems with landfill are toxins, leachate and greenhouse gases. Which of the following are problems associated with landfills? 25% Description and problems of an early (1970’s) landfill. B)landfills fill up too quickly so it is not a long-term solution to waste disposal. Due to the lack of proper on-site waste disposal management, some landfills continue to contribute to environmental threats. SURVEY . Of the following, which is the most serious immediate problem associated with sanitary landfills? 120 seconds . Non-biodegradable waste can last for centuries and cause environmental problems that affect more than just the land. Sanitary landfills have _____ to prevent leachate from getting into groundwater. Q. For example, polythene used in shopping bags is non-biodegradable -- it doesn't beak down naturally in landfills. All of the following are problems associated with sanitary landfills except A)large quantities of potentially toxic fly ash. Discuss various problems associated with unsound disposal of MSW. TRUE OR FALSE: Waste is a uniquely human problem. dwindilling space for new landfills; pollution of the local area; rising operating costs The practice of designing, manufacturing, purchasing, using, and reusing materials so that the amount and toxicity of waste is reduced is called ______ reduction. Crude oil is the raw material for making most polymers, and it is a finite resource . Of the following organisms, which occupies the lowest trophic level? 3. Leachate is highly toxic and causes land and groundwater pollution. answer choices . Electronic waste is a good example. answer choices ... SURVEY .
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