Conservation

Conservation is the preservation or efficient use of resources, or the conservation of various quantities under physical laws.

Conservation may also refer to:

Environment and natural resources

 * Nature conservation, the protection and management of the environment and natural resources
 * Wetland conservation, protecting and preserving areas where water exists at or near the Earth's surface, such as swamps, marshes and bogs.
 * Conservation biology, the science of protection and management of biodiversity
 * Conservation movement, political, environmental, or social movement that seeks to protect natural resources, including biodiversity and habitat
 * Conservation organization, an organization dedicated to protection and management of the environment or natural resources
 * Wildlife conservation, the practice of protecting wild species and their habitats in order to prevent species from going extinct
 * Conservation (magazine), published by the Society for Conservation Biology from 2000 to 2014
 * Conservation Biology (journal), scientific journal of the Society for Conservation Biology

Physical laws

 * Conservation law, principle that a particular measurable property of an isolated physical system does not change as the system evolves over time
 * Conservation of energy, principle that the total energy of an isolated system remains constant over time
 * Conservation of mass, principle that the mass of any closed system must remain constant over time
 * Conservation of linear momentum, principle that the total momentum of a closed system is constant
 * Conservation of angular momentum, principle that total angular momentum of a system is constant
 * Charge conservation, principle that the total electric charge in an isolated system never changes

Land designated for conservation

 * Conservation area (United Kingdom), an area considered worthy of preservation because of its architectural or historic interest
 * Conservation designation, the status of an area of land in terms of conservation or protection
 * Conservation district, government entities that help manage and protect land and water resources in U.S. states and insular areas
 * Conservation easement, a power of an organization to constrain the exercise of rights otherwise held by a landowner to achieve certain conservation purposes
 * Conservation community, a community committed to saving large parcels of land from ecological degradation

Other uses

 * Conservation (psychology), learning development of logical thinking, according to Jean Piaget
 * Conservation and restoration of cultural property, the conservation or restoration of cultural heritage
 * Conservation and restoration of immovable cultural property
 * Conservation science (cultural property), the interdisciplinary study of conservation of cultural works