Definitions for "Carbon sink"
A carbon sink is something that removes or stores carbon dioxide from the atmosphere, for example growing vegetation.
Places of carbon accumulation, such as in large forests (organic compounds) or ocean sediments (calcium carbonate); carbon is thus removed from the carbon cycle for moderately long to very long periods of time.
A place where carbon accumulates and is stored. For example, plants are carbon sinks; they accumulate carbon dioxide during the process of photosynthesis and store it in their tissues as carbohydrates and other organic compounds.
an effective means to counter global warming