Final answer:
The main idea of the disease and disaster is that various factors contribute to the emergence of new diseases and the resurgence of old ones. Ecologically intact communities and human health are affected by natural disasters.
Step-by-step explanation:
- The main idea of the disease and disaster is that the conditions and factors such as deforestation, climate change, human migration, agricultural intensification, and animal trafficking contribute to the emergence of new diseases and the resurgence of old ones.
- Ecologically intact and stable communities are important in preventing the emergence of new diseases.
- Additionally, natural disasters can have direct and indirect effects on human health, including injury/death, spread of vector-borne diseases, respiratory diseases, population dislocation, and water pollution.