What is the difference between conservation and preservation and how does the National Park Service plays a role in each? Objective Given an introduction to conservation, preservation, and the mission, history, and resources of the National Park Service, students will be able to complete a Venn diagram, distinguish between examples, and express their opinion through a writing prompt. Background Conservation and preservation are closely linked and may indeed seem to mean the same thing. Both terms involve a degree of protection, but how that is protection is carried out is the key difference. C Duration: 60 Minutes Essential Question What is the difference between conservation and preservation and how does the National Park Service plays a role in each? Objective Given an introduction to conservation, preservation, and the mission, history, and resources of the National Park Service, students will b.