Renewable resources are those resources that can be replenish after their use. It includes resources like air,water, soil, forests and wildlife and others. The draining of water from the water body, use of soil for agricultural practices, clear cutting of the forests can affect the natural biodiversity of animals. Therefore, loss of animals is a possible negative result of using the renewable resources.
I would say true. I say this because there have been times where scientists find out that there are better ways of performing experiments, or found that certain materials work better for certain tasks. (Especially true in medicinal fields!)