- Drought is when available water decreases in an environment
- As the availability of water decreases, the environment will become more dry
- So, drought causes the environment to be dry

- Drought causes the environment to be dry
- Dry conditions can cause fire
- So, drought may cause wildfires

- Drought may cause wildfires
- A prairie is a kind of ecosystem
- Therefore, drought may cause wildfires to a prairie

Therefore, drought may cause wildfires to a prairie
[Question]Which event becomes more likely during a drought in a prairie ecosystem?
[Context]- Drought is when available water decreases in an environment 
- A prairie is a kind of ecosystem 
- As the availability of water decreases, the environment will become more dry 
- Dry conditions can cause fire