https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 23.7 2026-04-15T10:53:30.610Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/sciencekeywords/7a0bd777-be0d-43c8-80eb-5ac58f4832de POTENTIAL TEMPERATURE Date=2013-09-04 User Id=epneff Entity=BroaderRelation Operation=INSERT User Note=Move Concepts System Note=add broader relation New Value=POTENTIAL TEMPERATURE [7a0bd777-be0d-43c8-80eb-5ac58f4832de,86263] - SURFACE TEMPERATURE [5a7bb095-4d12-4232-bc75-b8e82197cb92,86389] Date=2013-10-16 User Id=saritz Entity=Definition Operation=UPDATE Field=text User Note=updated definition System Note=update Definition Old Value=The temperature a dry air parcel would have if brought dry adiabatically from its initial state to the standard pressure of 1000 hectopascals (millibars). New Value=The temperature that an unsaturated parcel of dry air would have if brought adiabatically and reversibly from its initial state to a standard pressure, p0, typically 100 kPa. Date=2013-09-04 User Id=epneff Entity=BroaderRelation Operation=DELETE User Note=Move Concepts System Note=delete broader relation Old Value=POTENTIAL TEMPERATURE [7a0bd777-be0d-43c8-80eb-5ac58f4832de,86263] - ATMOSPHERIC TEMPERATURE [35e1f93b-99b3-4430-b477-0ecafa80d67a,83865] Date=2013-10-16 User Id=saritz Entity=Definition Operation=UPDATE Field=reference User Note=updated definition System Note=update Definition Old Value=Glossary of Weather and Climate, American Meteorological Society, 1996. New Value=Glossary of Meteorology, American Meteorological Society, 2013, http://glossary.ametsoc.org/wiki/Potential_temperature The temperature that an unsaturated parcel of dry air would have if brought adiabatically and reversibly from its initial state to a standard pressure, p0, typically 100 kPa. 2013-10-16 18:44:30.0