Environmental Science
Across
- 4. Things that limit population growth
- 5. car Emissions
- 6. act of leaving
- 9. Percent of increase stays the same
- 13. act of entering
- 16. long,deep cracks or openings
- 17. Human-centered
- 18. Came up with natural selection
- 20. where a species lives
Down
- 1. Increase and decrease of individuals
- 2. densely populated area
- 3. someone who studies populations
- 7. Max rate population can increase
- 8. Earth-centered
- 10. A process that leads to evolution
- 11. surroundings and everything that affects and organism during its lifetime
- 12. Life-centered
- 14. attitude of active care and concern for naural lands
- 15. Vital source of financial and technical assistance to developing countires around the world
- 19. sedimentary rock formed from layers of clay