Your study will start with collecting data for various physical, social, economical and environmental variables and according ly........

I recommend that it is good to clearly identify and define your dependant and independant variables. Then you can search for appropriate statistical software applicable to associate/correlate and significance of the difference between variables.

Appropriate research tools that may be applicable are:-

1) Questioner

2) Checklist

3) Laboratory and field investigation if applicable

Data collection methods

1) Interview

2) Observation

3) Laboratory analysis