Science Homework Help

Question 3 (Part 1)

Discuss how the solid waste in your residence or local military base is collected and processed. Do you put your waste at the curb for collection? Do you have to do any separation prior to its collection? Does the city or military base use recycling, composting, waste-to-energy, or other beneficial process? Describe the landfill where the solid waste is ultimately sent.

Your journal entry must be at least 200 words in length. No references or citations are necessary.

Question 3 (Part 2)

Instructions

In this unit, you became familiar with sources of municipal solid waste (MSW), beneficial uses of MSW, and MSW landfills.

For this assignment, you will write an essay that addresses the components listed below.

• Discuss the sources and beneficial uses of municipal solid waste.
• Describe the differences between garbage, rubbish, and trash.
• Elaborate on the four characteristics of optimum routing of MSW collection trucks.
• Explain the purpose of transfer stations.
• Provide two positive and two negative aspects of incinerators.
• Describe the purpose of composting.
• Discuss four differences between dumps and landfills.
• Address the following question: If each person in a city of 20,000 people generates 5 pounds per day of MSW, how many pounds of MSW are generated in a year in the city?
• Address the following question: In a different city, if the landfill volume required per year is 300,000 m3, and the average fill depth is 15 m, what is the required landfill area (m2) per year?

Your essay should flow smoothly from topic to topic with thoughtful transitions. It should be at least three pages in length, not counting the references page; a title page is optional.

Support your essay with at least two peer-reviewed articles from the CSU Online Library. The articles should be no more than 20 years old. Feel free to use the textbook and other sources as references in addition to your two CSU Online Library sources. Be sure to properly cite and reference all sources, and use APA format.

Question 4 (Part 1)

Describe how the Superfund or Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) or the Resource Conservation and Recovery Act (RCRA) law has affected you, your employer, or someone you know. Is there a Superfund remediation site near where you live or in your state? If you are overseas in the military (or for another reason), is there a hazardous waste site nearby? Please explain.

Your journal entry must be at least 200 words in length. No references or citations are necessary.

Question 4 (Part 2)

In this unit, you became familiar with categorizing hazardous waste; hazardous waste treatment, storage, and disposal facilities; and remediation of old hazardous waste sites.

For this assignment, you will write an essay that discusses the following components:

• the four characteristics of a hazardous waste, of which ignitability is one;
• the four lists of hazardous waste, of which one is the P list;
• the manifest system of tracking hazardous waste;
• treatment, storage, and disposal facilities in your area;
• two features of a hazardous waste landfill that are not in a municipal solid waste landfill; and
• progress made by the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA)—otherwise known as the Superfund.

Your paper should flow smoothly from topic to topic with thoughtful transitions. Your essay should be at least three pages in length, not counting the references page.

Support your essay with at least two peer-reviewed articles from the CSU Online Library. The articles should be no more than 20 years old. Feel free to use the textbook and other sources as references in addition to your two CSU Online Library sources. Be sure to properly cite and reference all sources, and use APA format.