8b136a84__Data_Integration___myUSGS_4_0__Meaning
[Acronyms] CSDGM [Link] http://www.fgdc.gov/metadata/csdgm/ [Meaning] 
Content Standard for Digital Geospatial Metadata
Science Data Life Cycle Model for the USGS: Model Development Workspace - Community for Data Integration - myUSGS 4.0
Meaning