What environmental risks in one exposed to based on their own personal actions and behaviours; not the environment around them (ie. school, work, home).

Answer 1

I don't think this is a clear question. What one eats? drinks? how much time is spent in the sun? heredity?

Answer 2

I know; I too don't believe this question is clear.

I asked to give three main environmental risks in each of the following situations:
1) Your home
2) Your school
3.) Your lifestyle(behaviour)

I'm not sure what to put