Understanding e-Waste
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Questions and Answers

What is e-waste?

  • Only household items with circuitry or electrical components
  • Any discarded item, regardless of its electrical components
  • All types of electrical and electronic equipment that has entered the waste stream (correct)
  • Obsolete household items like washing machines and sewing machines

Why has there been a fast-growing surplus of electronic waste around the globe?

  • Falling prices of electronic goods
  • Rapid changes in technology and media
  • Planned obsolescence
  • All of the above (correct)

Where is a significant portion of the world's electronic waste shipped for disposal?

  • South America and Middle East
  • China, India, Malaysia, and Africa (correct)
  • United States and Europe
  • Australia and New Zealand

How much electronic and electrical waste (e-waste) did the world produce in 2021?

<p>57.4 million tonnes (D)</p> Signup and view all the answers

What are some valuable and scarce materials found in electronic waste?

<p>Gold and silver (B)</p> Signup and view all the answers

Why did some industrialized countries export their e-waste to developing countries?

<p>To take advantage of lower labor costs and less strict environmental regulations (B)</p> Signup and view all the answers

What makes the disposal of electrical and electronic equipment harmful to human health and the environment?

<p>Presence of bio-accumulative toxic materials like lead, mercury, cadmium, and brominated flame retardants (B)</p> Signup and view all the answers

What is the estimated percentage of lead in landfills that can be attributed to consumer electronics?

<p>Up to 40% (C)</p> Signup and view all the answers

Why did some industrialized countries begin to tighten the regulatory framework against electronic wastes in the 1990s?

<p>Due to the hazardous and toxic materials present in electronic waste (B)</p> Signup and view all the answers

What influenced the demand for cheaper second-hand electronics in developing countries?

<p>Abundance of electronic waste and low labor costs in developing countries (D)</p> Signup and view all the answers
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