Across
- 2. The relationship between the amount of a resource available and the amount people want, which influences its price.
- 3. A problem involving the natural environment and the relationship between humans and nature.
- 13. A period when machines powered by fuels such as coal and oil replaced much human- and animal-powered work.
- 14. The air, water, land, and surroundings that affect living organisms and communities.
- 16. The process of evaluating the possible environmental and health effects of a decision or action.
- 17. A preference or viewpoint that can influence how information is presented or interpreted.
- 18. The amount of natural resources people use to meet their needs and wants.
- 23. A system that exchanges energy with its surroundings but has very little or no exchange of matter.
- 24. The study of how living organisms interact with one another and with their environment.
- 26. A country with a highly developed economy and infrastructure that generally has high resource use and consumption per person.
- 27. The practice of growing crops and raising domesticated animals for food and other resources.
- 29. The parts of Earth where living organisms exist.
- 30. Harmful changes to air, water, or soil caused by substances or activities that damage the environment.
- 31. A substance that can be broken down naturally by organisms and environmental processes.
- 32. A substance that does not break down easily and can remain in the environment for a long time.
- 33. A person or society that obtains food by hunting animals and gathering wild plants.
- 35. The protection and careful management of natural resources and living organisms.
- 36. The destruction or reduction of the natural area where an organism lives.
- 37. The study of environmental systems, natural resources, and the effects of human activities on the environment.
- 38. A natural resource that can naturally replenish itself over time.
- 39. The variety of living organisms and species in an ecosystem or on Earth.
- 40. The use of natural resources faster than they can be replaced or replenished.
Down
- 1. Development that meets current human needs while protecting resources and environmental conditions for future generations.
- 3. Information, observations, or data used to support a claim or conclusion.
- 4. A decrease in the variety of living organisms, often caused by habitat destruction, pollution, or extinction.
- 5. A material or substance from nature that humans use, such as water, forests, minerals, and fossil fuels.
- 6. The idea that shared resources can become overused when individuals act mainly in their own short-term interests.
- 7. The use of goods, services, energy, and natural resources by people.
- 8. The process of adapting plants and animals for human use and control.
- 9. An environmental problem that can affect large regions or the entire planet.
- 10. The permanent disappearance of a species from Earth.
- 11. The study of the environment and how humans interact with and impact air, water, land, and living organisms.
- 12. The effect that human activities or natural events have on the environment.
- 15. A natural resource that exists in limited amounts and cannot be replaced quickly once used.
- 19. Meeting human needs today in ways that allow people and ecosystems to thrive in the future.
- 20. The way people understand or think about an issue, often influenced by personal experiences, media, emotions, and information.
- 21. The loss of nutrients and productivity from soil caused by activities such as intensive farming.
- 22. A field of study that combines ideas and knowledge from multiple areas of science and other subjects.
- 25. A country with a growing economy and population that may face challenges involving resources, infrastructure, and environmental pressures.
- 28. The process of carefully analyzing information, evidence, viewpoints, and assumptions before reaching a conclusion.
- 34. The study of how people and societies make choices about limited resources.