Impact of Plastic Pollution on Marine Environment
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Questions and Answers

How many pieces of plastic pollution enter the ocean daily?

  • 100,000 pieces
  • 12 million pieces
  • 5.25 trillion pieces
  • 8 million pieces (correct)
  • What percentage of studied marine debris is plastic?

  • 50%
  • 95%
  • 20%
  • 80% (correct)
  • How long can a plastic bottle last in the marine environment?

  • 100 years
  • 450 years (correct)
  • 600 years
  • 200 years
  • What is the estimated number of macro and microplastics floating in the open ocean?

    <p>269,000 tonnes</p> Signup and view all the answers

    How many marine mammals and turtles are killed annually by plastic pollution?

    <p>100,000</p> Signup and view all the answers

    What happens to wildlife like fish, dolphins, seabirds, and seals when they ingest plastic?

    <p>They can mistake plastic for food</p> Signup and view all the answers

    What is one of the types of pollution mentioned in the text that affects the oceans?

    <p>Acidification of waters</p> Signup and view all the answers

    Which United Nations organization provided the estimate about overfishing of fish stocks?

    <p>FAO</p> Signup and view all the answers

    What percentage of global oil production does the shipping industry utilize for fossil fuels?

    <p>5%</p> Signup and view all the answers

    Which material is NOT mentioned as a source of energy for propelling ships in the text?

    <p>Gasoline</p> Signup and view all the answers

    Which marine pollutant negatively impacts the habitats of sea animals mentioned in the text?

    <p>Noise pollution</p> Signup and view all the answers

    What percentage of total global anthropogenic CO2 emissions for 2018 was contributed by global shipping?

    <p>2.9%</p> Signup and view all the answers

    What is a significant cause of pollution in the oceans?

    <p>Plastic waste disposal</p> Signup and view all the answers

    Which human activity leads to oxygen depletion in coastal waters, causing harm to marine plants and shellfish?

    <p>Pesticides used in agriculture</p> Signup and view all the answers

    What are U.S. water-sewage treatment plants discharging twice as much of each year compared to tanker spills?

    <p>Oil</p> Signup and view all the answers

    Which source is responsible for almost one-third of the toxic contaminants and nutrients entering coastal areas and oceans?

    <p>Air pollution</p> Signup and view all the answers

    What contributes significantly to marine pollution by impacting habitats and biodiversity?

    <p>Waste disposal into oceans</p> Signup and view all the answers

    Which human activity directly results in oxygen depletion that kills marine plants and shellfish?

    <p>Factories discharging sewage</p> Signup and view all the answers

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