Air Resources Board
One metric ton of carbon dioxide equivalents (a unit used to measure greenhouse gases).
Emissions that trap heat in the atmosphere, causing global warming. The main greenhouse gases are carbon dioxide (CO2), Methane (CH4), Nitrous Oxide (N2O), and fluorinated gases (synthetic greenhouse gases emitted from industrial processes, including hydrofluorocarbons, perfluorocarbons, and surfur hexafluoride). The Climate Registry draft update to its GHG reporting protocol now also includes NF3 (nitrogen trifluoride) …
The California Global Warming Soluti ons Act of 2006 that prescribed a portfolio of actions for reducing greenhouse gas emissions to 1990 levels by the year 2020.