in its purest form is an interesting concept because if followed exactly it would allow nature to grow freely, which would include the animals that cohabitate the land with the plants. Preservation in practice however is slightly different. We get national parks that glorify certain aspects of land that we now view as appealing simply because they are grand and rare. This type of thinking has lead to humans altering the environment so that it fits the way they want it to be. For instance, in Yellowstone