Across
- 2. System exchanging energy but not matter with surroundings.
- 8. Nutrient enrichment causing excessive aquatic plant growth.
- 11. Powerful greenhouse gas produced by decomposition and livestock
- 12. State where opposing processes remain approximately balanced.
- 13. Football (soccer) player who owns a museum devoted to himself.
- 15. Rapid increase of algae in aquatic environments.
- 16. Discovered penicillin, ushering in the age of modern antibiotics.
- 17. Population growth increasing rapidly under unlimited conditions.
- 21. Caused or influenced by human activities.
- 23. Population growth slows as carrying capacity approaches.
- 26. Diagram showing energy decreases between trophic levels.
- 28. Companies he owns declared bankruptcy six times before “making America great again”.
- 29. Gradual buildup of substances within an organism.
- 30. Occurring with oxygen
- 31. Resource consumption exceeds Earth’s regenerative capacity.
- 32. Species producing few offspring with extensive parental care
- 33. Atmospheric layer containing the ozone layer
- 35. Species producing many offspring with little parental care
- 38. Conversion of nitrates into atmospheric nitrogen by bacteria.
- 39. System exchanging matter and energy with surroundings.
- 41. Removal and storage of carbon dioxide from atmosphere.
- 42. System that absorbs more carbon than it releases.
- 45. Pioneered alternating current and developed many electrical technologies.
- 46. Maximum population an environment can sustainably support
- 48. Development of industries and large-scale manufacturing
- 49. Non-native species that negatively affect ecosystems
- 51. Meeting needs without compromising future generations' ability.
- 53. Developed the theory of relativity.
- 54. Occurring without oxygen
- 56. Factors that limit population growth and expansion.
- 57. Division of continuous habitat into smaller isolated areas.
- 58. Species with disproportionately large effects on ecosystems
Down
- 1. Succession following disturbance where soil remains.
- 2. Protection and sustainable management of natural resources.
- 3. Conversion of atmospheric nitrogen into biologically usable forms.
- 4. Organism's feeding position within a food chain.
- 5. Developed pasteurization, rabies vaccines, and germ theory principles.
- 6. Atmospheric layer with extremely high temperatures
- 7. Moral consideration of human relationships with environment.
- 9. Oxygen-depleted water zones caused by algal blooms, killing aquatic life.
- 10. Developed the theory of evolution through natural selection.
- 12. Role and position of a species within an ecosystem.
- 14. Variety of life within an ecosystem or region.
- 18. Factor restricting population growth or distribution.
- 19. Increasing toxin concentration through successive trophic levels.
- 20. Variation of genes within a species.
- 22. Species whose presence indicates environmental conditions.
- 24. Lowest atmospheric layer where weather occurs
- 25. Underground layers that store and transmit groundwater
- 27. Air pollution formed from smoke and chemical reactions
- 34. Succession beginning where no soil previously existed.
- 36. Event when many species become extinct rapidly
- 37. O2 required to decompose organic matter in water.
- 40. Cooling of Pacific waters affecting global weather patterns
- 43. Ecosystem capacity to regenerate resources and absorb wastes.
- 44. Amount of dissolved salt in water
- 47. Record-breaking global pop icon and prolific singer-songwriter.
- 50. Formulated laws of motion and universal gravitation.
- 52. Graphs showing rapid, exponential population growth
- 55. Pioneer of modern genetics