Across
- 2. – contact with a substance or condition that may be harmful.
- 4. – the basic physical structures needed for a society (e.g., roads, water supply).
- 7. – harmful substances that contaminate the environment.
- 9. – close monitoring of health threats or risks.
- 11. – the legal designation of land use in a particular area.
- 12. – the forced movement of people from their homes.
- 13. – a long period without rain, causing water shortages.
- 14. – factors that cause stress or pressure.
- 16. – the state of being subject to death; death rate.
- 17. – the presence of harmful substances in something.
- 19. – the study of poisonous substances and their effects.
- 20. – an organism that transmits disease (e.g., mosquitoes).
Down
- 1. – the release of gas, heat, or radiation into the environment.
- 3. – official rules or laws that control something.
- 5. – dangers or risks.
- 6. – the process of adding chlorine to water to disinfect it.
- 8. – an unfair difference in opportunities or treatment.
- 10. – the study of diseases and how they spread.
- 15. – the process of maintaining cleanliness to prevent disease.
- 18. – a sudden increase in disease cases.