Green Glossary: Global Warming Potential
- Thursday, 17 September 2009
If you've read an article or two about climate change and greenhouse gas emissions, you may have seen the term Global Warming Potential. You've probably deduced that it has to do with the degree to which greenhouse gases cause global warming, but most people are in the dark on how this is measured, so we thought we'd give you a little primer.
According to the EPA, "The definition of a GWP for a particular greenhouse gas is the ratio of heat trapped by one unit mass of the greenhouse gas to that of one unit mass of CO2 over a specified time period."