The Dictionary of the Climate Debate (DCD)

long-lived greenhouse gas
Definition: (Aka LLGHG)

A greenhouse gas that stays in the atmosphere long enough cause warming. Click here to view the IPCC's list of LLGHGs.

Example Usages -

1. "CO2 is the most important of the long-lived greenhouse gases – so named because they trap radiation within the Earth’s atmosphere causing it to warm."
(Source: WMO Press Release No. 965 )

2. "The NOAA Annual Greenhouse Gas Index shows that from 1990 to 2011 radiative forcing by Long-Lived Greenhouse Gases (LLGHG’s) increased by 30%, with CO2 accounting for about 80% of this increase."
(Source: Climate Change Adaptation – Swallowing Our Own Medicine )

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