What is a landfill?
Q: What is a landfill?
A: A landfill is a place where waste is kept.
Q: How is waste usually disposed of in landfills?
A: Waste is usually buried in landfills.
Q: What is the purpose of sorting waste before burying it in landfills?
A: The purpose of sorting waste before burying it in landfills is to remove any recyclable materials.
Q: Why are landfills usually located far away from where people live?
A: Landfills are usually located far away from where people live because they have a bad smell and look bad.
Q: What is the danger of burying waste without oxygen in landfills?
A: The danger of burying waste without oxygen in landfills is that a dangerous gas called methane is created through a process called anaerobic digestion.
Q: How is methane from landfills used to generate energy in some countries?
A: Methane from landfills is used to generate energy in some countries by capturing it and burning it to produce electricity or heat.
Q: Why is it important to find more environmentally friendly ways to dispose of waste?
A: It is important to find more environmentally friendly ways to dispose of waste because landfills have negative impacts on the environment, such as air and water pollution, greenhouse gas emissions, and the depletion of natural resources.
