Preservation is to protect something, that might include endangered animals, to keep them safe or to preserve food, remaining fresh for longer periods of time. The word may also refer to:
Heritage preservation:
Historic preservation, of buildings, monuments, etc.
Preservation (library and archival science), of books, recordings, etc.
Conservation (ethic), of the natural environment
Conservation-restoration, of artworks
Preservative, chemical to hinder deterioration of food, wood, etc.
Food preservation
Self-preservation, part of an animal’s fundamental instinct which demands that the organism survive
Case preservation, when computer storage preserves the distinction between upper and lower case
Preservation: Acts 1 & 2, albums by The Kinks
Preservation Hall, jazz venue in New Orleans, Louisiana
Preservation Island Group, Tasmania, Australia:
Preservation Island
Assurance (theology), an aspect of Salvation
Preservation (magazine), published by the National Trust for Historic Preservation
In safety and technology:
Dust resistant
Fire resistant
Rustproof
Thermal resistant
Impact resistant
Waterproof