information about Before Present field
Field Hierarchy
Parent | |||
---|---|---|---|
Biology 36M papers | Geography 13.2M papers | Geology 10.4M papers | History 8M papers |
Archaeology 6.9M papers | Paleontology 5.5M papers | Oceanography 2.6M papers | Holocene 66.2k papers |
Current | |||
Before Present 775 papers | |||
Child |
Trends
Notes
History