information about Protected area field
Field Hierarchy
Parent | |||
---|---|---|---|
Biology 36.5M papers | Geography 13.3M papers | Economics 12.6M papers | Environmental science 9M papers |
Ecology 8.2M papers | History 8.1M papers | Archaeology 7M papers | Environmental resource management 771k papers |
Current | |||
Protected area 5,237 papers | |||
Child | |||
IUCN protected area categories 989 papers |
Trends
Notes
History