Appendix D
Acronyms and Initialisms
| ACID |
Attribution; Corroboration; Informed by mechanistic understanding; Detection |
| AMJ |
April May June |
| AMOC |
Atlantic meridional overturning circulation |
| CAM5 |
Community Atmosphere Model 5 |
| DJF |
December January February |
| EA |
East Atlantic |
| ENSO |
El NiƱo/Southern Oscillation |
| ESRL/PSD |
Earth System Research Laboratory/Physical Sciences Division |
| GHG |
Greenhouse Gas |
| JAS |
July August September |
| JFM |
January February March |
| JJA |
June July August |
| MAM |
March April May |
| NAM/AO |
Northern Annular Mode/Arctic Oscillation |
| NAO |
North Atlantic Oscillation |
| NCAR |
National Center for Atmospheric Research |
| NCEP |
National Centers for Environmental Prediction |
| NH |
Northern Hemisphere |
| NIC |
National Ice Center |
| NOAA |
National Oceanic and Atmospheric Administration |
| NSIDC |
National Snow and Ice Data Center |
| OND |
October November December |
| PDO |
Pacific Decadal Oscillation |
| RCP |
Representative Concentration Pathway |
| SON |
September October November |
| TEAM |
Tropically-Excited Arctic warMing |
| VIRS |
Visible and Infrared Scanner |
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