Preservation

Preservation may mean:
The common meaning is: keeping and maintaining to make sure that the object is protected against decay and will be (nearly) the same in future.

Special meanings are:
Art conservation and restoration, the retention of antiquities for museums or exhibition, also called "Art preservation"
Case preservation, in computer storage
Environmental preservation, the active maintenance and advocacy of the protection of the natural environment
Digital preservation, the management of digital information over time
Film preservation, rescuing aging film stock and preserving recorded images
National Film Preservation Board
Food preservation
Historic preservation, the theory and practice of creatively maintaining the historic built environment

Self preservation, part of an animal's fundamental instinct which demands that the organism survive