In-situ conservation refers to the preservation of ecosystems and natural habitats, as well as the preservation and recovery of viable species populations in their natural settings.
In-situ conservation includes national parks, sanctuaries, natural reserves, biosphere reserves, and sacred grooves.
The conservation of areas outside of their natural habitat is known as ex-situ conservation.
Ex-situ conservation includes botanical gardens, zoological parks, seed banks, cryopreservation, field gene banks, and so on.
Pollen bank is an example of ex situ conservation.