Meaning of the word "carbon sink" in English

What does "carbon sink" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

carbon sink

US /ˈkɑːrbən sɪŋk/
UK /ˈkɑːbən sɪŋk/

Noun

a natural or artificial reservoir that accumulates and stores some carbon-containing chemical compound for an indefinite period

Example:
Forests act as vital carbon sinks, absorbing large amounts of carbon dioxide from the atmosphere.
Oceans are the largest natural carbon sink on Earth.