The role of forest in soil and water conservation, water conservation and climate improvement belongs to () A. Potential value B. Scientific research value C.

The use value of biodiversity has direct value, indirect value and potential value. Direct value refers to the direct utilization of living things, such as eating radishes. Indirect value, such as the role of plants in regulating climate, conserving water and soil, regulating carbon and oxygen balance, and promoting material circulation by animals; At present, human beings are not clear about its potential value. If it is possible to develop new medicinal materials in the future, such as paclitaxel, a powerful anticancer drug extracted from redwood trees, it will play an important role in using these wild creatures to improve varieties in the future.

So the answer is: C.