📖+10 XP
🎧+10 XP
✅+15 XP
Level A1 – BeginnerCEFR A1
2 min
70 words
- Green clay tennis courts can remove carbon from air.
- They use crushed rock that reacts with rainwater.
- The reaction pulls carbon out of the air.
- Many courts are in the United States.
- Court construction and transport cause some emissions.
- Most courts reach net zero in a few years.
- A small number may never reach net zero.
- Researchers say this method can reduce emissions.
- Changing crushed rock could increase carbon removal.
Difficult words
- carbon — a substance in the air that adds to warming
- react — to change when two things meetreacts
- emission — gases or pollution released into the airemissions
- net zero — when there is no extra carbon added to the air
- researcher — people who study and test ideasResearchers
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Would you like to play on a green clay court?
- Are there tennis courts near where you live?
Related articles
19 Mar 2025
11 Jan 2026
Courts and the right to a healthy environment in Pakistan
Pakistan’s courts have recognised a constitutional right to a healthy environment through landmark cases and a new amendment. Legal advances face many limits, including weak civil society support, funding problems and gaps in judicial expertise.
30 Dec 2025
16 Aug 2025
9 Apr 2026
Wastewater surveillance reveals antibiotic resistance across Indian cities
A study of sewage from four Indian cities found many antibiotic resistance genes and similar resistance patterns. The 2025 National Action Plan and experts promote wider wastewater surveillance, but critics warn of weak implementation.