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Level A1 – BeginnerCEFR A1
2 min
67 words
- Scientists use particle physics methods to monitor air quality.
- The system is called AI_r and uses artificial intelligence.
- Many low-cost sensors sit in pollution hotspots.
- A first pilot started over a year ago.
- Sensors were placed in schools in Soweto.
- One open burn can affect air ten kilometres away.
- Next year 500 sensors will go to Sedibeng district.
- The project has support from governments and CERN.
Difficult words
- pollution — harmful substances in the air.pollution hotspots, air pollution
- measure — to find the size or amount.
- technology — scientific tools and methods.
- monitor — to observe or check something.
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- What do you think about air pollution?
- How can technology help fight pollution?
- Why is it important to monitor air quality?
