Answer:
Food web
Explanation:
food web:
a system of interlocking and interdependent food chains.
Answer:
Abuse
Explanation:
I don't know for sure, but it seems like the best option.
1- Bioremedation (When you add a species to an ecosystem its not native to.
2- The competition for resources increased in the ecosystem.
Coal is the answer uranium and petrolium are products
