Preservation (noun)

1. The act or process of preserving something; protection from harm, decay, loss, or destruction.
2. The state of being preserved; maintenance of something in its original state.

Origin:

From middle french preservation, from late latin praeservatio, from praeservare, from prae- + servare.

Examples:

1. The preservation of the historical landmark was of utmost importance to the community.
2. The museum's collection of rare manuscripts required careful preservation to prevent deterioration.
3. He learned the art of food preservation from his grandmother.