Anthropogenic activities that remove CO2 directly from the atmosphere and durably store it in geological, terrestrial or ocean reservoirs, or in products; excludes natural uptake not directly caused by human activities.
GEO-1-6
Refers to a set of techniques that aim to remove CO2 directly from the atmosphere by either (1) increasing natural sinks for carbon or (2) using chemical engineering to remove the CO2, with the intent of reducing the atmospheric CO2 concentration.