1. A set of recommendations or rules established to protect, preserve, or maintain natural resources, cultural heritage, or the environment
The conservation guidelines for the national park restrict visitor access to sensitive ecosystems.
As diretrizes de conservação do parque nacional restringem o acesso de visitantes a ecossistemas sensíveis.
2. Formal standards or procedures designed to ensure sustainable management and protection of species, habitats, or cultural artifacts
Museum conservators follow strict conservation guidelines when handling ancient manuscripts.
Os conservadores de museu seguem diretrizes rigorosas de conservação ao manipular manuscritos antigos.