keeling curve

Questions

What does keeling curve mean?

A graph that plots the ongoing change in concentration of carbon dioxide in Earth's atmosphere since the 1950s.

Where does keeling curve come from?

Named after American scientist Charles David Keeling (1928–2005).

How to pronounce keeling curve

1. Open the pronunciation page — Open the Speakur entry for “keeling curve”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “keeling curve”.
4. Repeat and practice — Say “keeling curve” aloud, matching stress and vowels until it feels natural.