Chapter 9, Problem 9CR

To determine

The roles and limitations of wildlife refuges, gene banks, botanical gardens, wildlife farms, zoos, and aquariums in protecting some species. Describe the role of captive breeding in efforts to prevent species extinction and give an example of success in returning a nearly extinct species to the wild. Define precautionary principle and the way in which it can be used to help the protection of wild species and overall biodiversity. The three important questions related to the use of this principle. List five ways to lessen the environmental threats to European honeybees and other pollinators.