Persistent organic pollutant

High school (ages 12+)
Environment & Earth

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/persistent-organic-pollutant

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the chemical stability?Resistant to photolytic, chemical, and biological degradation due to stable molecular structures
2. What is the transport mechanism?Subject to Long-Range Environmental Transport (LRET) via atmospheric and oceanic currents

Persistent Organic Pollutant (POP): Organic compounds resistant to degradation, capable of long-range transport, bioaccumulation, and posing toxic risks.
Bioaccumulation: The gradual accumulation of substances, such as pesticides or other chemicals, in an organism's tissues.
Biomagnification: The increasing concentration of a substance, such as a toxic chemical, in organisms at successively higher levels in a food chain.
Stockholm Convention: An international treaty aimed at eliminating or restricting the production and use of POPs globally.