https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 24.5 2026-08-05T11:06:32.283Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/sciencekeywords/a5b074da-5e00-4fd9-9c40-cfec771263ee CHEMICAL SPILLS Date=2012-07-11 User Id=tbs1979 Entity=Definition Operation=UPDATE Field=reference System Note=update Definition Old Value=Adapted from the United States Environmental Protection Agency (U.S. EPA) Terminology Reference System. "http://www.epa.gov/trs/index.htm" New Value=United States Environmental Protection Agency (U.S. EPA) Date=2012-07-11 User Id=tbs1979 Entity=Definition Operation=UPDATE Field=text System Note=update Definition Old Value=The release into the environment of any solid, liquid, or gaseous material that may pose substantial hazard to human health, to property, and to the environment. New Value=The release into the environment of any solid, liquid, or gaseous material that may pose substantial hazard to human health, to property, and to the environment. The release into the environment of any solid, liquid, or gaseous material that may pose substantial hazard to human health, to property, and to the environment. 2012-07-11 09:51:31.0