 uncontrolled use of what for fuel has a negative impact on an ecosystem
trees oil deserts habitat solar air coal rocks
A B C D E F G H
An example is the uncontrolled cutting of trees for fuel.
uncontrolled use of trees for fuel has a negative impact on an ecosystem
 uncontrolled use of what for fuel has a negative impact on an ecosystem (A) trees (B) oil (C) deserts (D) habitat (E) solar (F) air (G) coal (H) rocks