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Conservation is the act of preserving, guarding or protecting; wise use. Conservation may refer to: Main usage: * Conservation (ethic) of biodiversity, environment, and natural resources, including protection and management Other usage: * Conservation (cultural heritage) or Art conservation, protection and restoration of cultural heritage, including works of art and architecture, as well as archaeological and historical artifacts * Conservation law, measurable property of isolated physical system that does not change as the system evolves, including conservation of energy, mass, momentum, electric charge, subatomic particles, and fundamental symmetries == Subtopics == 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「conservation」の詳細全文を読む スポンサード リンク
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