| Parent | |||
|---|---|---|---|
| Current | |||
Environmental science 8.1m papers | |||
| Child | |||
Environmental planning 806k papers | Agroforestry 495k papers | Environmental resource management 494k papers | Agricultural science 402k papers |
Environmental engineering 308k papers | Water resource management 281k papers | Soil science 250k papers | Environmental protection 95.5k papers |