According to the naturalists of the current era, the difference between Natural and Unnatural will remain disputed and its definitions will remain variable. There is a possibility that the things we are considering natural nowadays, may be considered unnatural when we find their negative impact on society or the environment and reciprocally, we may consider an unnatural thing as natural when its harmful aspects may be cured or become unavoidable links in an ecological system. Therefore, currently, we cannot fix a parameter to define nature. Therefore, several parameters are determined by different philosophies, disciplines and religions that may include good or evil, usefulness, average standard, quality at birth, human non-interference, t...