Definition

Anything that absorbs more carbon from the atmosphere than it releases. Natural examples include soil, trees, and the ocean. Carbon capture and storage (CCS) is an artificial carbon sink.

Further reading
Glossary:Carbon sink - Eurostat, Statistics Explained [website]
What are the world’s biggest natural carbon sinks? - World Economic Forum (Broom, 2023) [website]
Related

artificial carbon sinks; carbon cycle; carbon pools; carbon reservoirs; carbon sequestration; natural carbon sinks; reforestation

See also
Biogeochemical cycles
Carbon Capture and Storage (CCS)
Deforestation
Mitigation
Oceanic sink
Explore by theme
Solutions
Drafted by
Chris Graham
Reviewed by
TBC