Growing conditions, weather changes and land pressure all affect what plants grow and how they are arranged in the landscape.
Use satellite images of your country to look for patterns in the vegetation. What type of plants are growing, hypothesis to why they are growing in this pattern.
This is a fire scar in the Simpson Desert. The vegetation has been removed by the fires leaving the bare red sand. If vegetation reduces wind erosion, what happens after fires?
Use satellite images to find fire scars near you. Investigate what vegetation is present and perhaps monitor dust from the fire scar.