Original materials, form, and design provide evidence about whether a heritage place or object retains attributes connected to its significance. They are considered alongside location, setting, use, traditions, and environmental context rather than treated as isolated proof. This broader assessment helps distinguish meaningful continuity from changes that substantially weaken cultural or natural heritage values.
Environmental context shows how a heritage place is connected to its surroundings, including the relationships between people, places, and the environment. A change that preserves a structure or practice but disrupts those relationships may reduce its integrity. Considering context therefore supports a more complete evaluation than examining physical features alone.
Heritage authenticity does not require every feature to remain unchanged. Because cultural and natural heritage can evolve, assessment considers whether adaptations retain the attributes, meanings, and relationships that express significance. This approach helps conservation decisions recognize living traditions and environmental change while identifying alterations that undermine ecological or cultural integrity.
An assessment examines evidence such as original materials, form and design, location and setting, patterns of use, traditions, and environmental context. These categories are considered together to understand how a place, object, or practice expresses significance. The resulting view can support management decisions by identifying retained qualities as well as areas affected by change.
In environmental conservation, the principle helps guide management decisions and impact assessment. It can be used to evaluate whether proposed alterations represent responsible adaptation or weaken ecological and cultural integrity. This makes the assessment relevant when balancing protection with changing conditions, especially where heritage significance depends on connections between communities, places, and their surroundings.
The principle informs sustainable tourism by encouraging decisions that protect the attributes and relationships expressing a heritage site's significance rather than focusing only on visible features. It also supports community participation because meanings, traditions, and patterns of use are part of the evidence considered. Together, these applications help keep management connected to both heritage values and local relationships.