What is the difference between upcycling and downcycling? Distinguish between primary recycling and secondary recycling. What are the three important steps of recycling? Why is e-waste attractive for...

What is the difference between upcycling and downcycling? Distinguish between primary recycling and secondary recycling. What are the three important steps of recycling? Why is e-waste attractive for recycling? What are some benefits of composting? Summarize the process of mixed MSW recycling. What is source separation and what are its benefits? What are bioplastics? What are the major advantages and disadvantages of recycling?