Across
- 2. Zea mays
- 6. Land ethic proponent
- 9. endemic bull-like animal in Mindoro
- 10. current DENR secretary
- 11. largest Phil. city (area)
- 12. Kant's capacity for choice (Ger.)
- 14. Kalayaan Islands' other name
- 15. Crater lake
- 17. former DENR secretary (2016-2017)
- 18. Kant's nationality
- 19. capital of Benguet
- 21. incovenient truth presentor
- 22. nueva _____: Dr. Yasol-Naval's home province
- 23. capital of Kalinga
Down
- 1. Judeo-Christian Stewardship Attitude to Nature writer
- 3. The Green Kant writer
- 4. largest Philippine province (area)
- 5. Respect For Nature author
- 7. Annual April 22 lights-off
- 8. recently endangered long-necked mammal
- 11. Swamp for migratory birds in Pampanga
- 12. Kant's power of self-determination (Ger.)
- 13. dambana ng kagitingan mountain
- 14. Animal Liberation author
- 16. The CaseFfor Animal Rights author
- 20. Oryza sativa