What is Heritage Conservation?

A 19th-century train station has a leaking roof and cracked stone facade but is structurally sound. What conservation approach fits best?

Assess significance: the facade and roof form are historically important, so minimal intervention is preferred.
Repair the roof with matching materials and re-point the stone facade rather than replacing it.
Add reversible weatherproofing where possible so future conservators can undo it.
Document all work for future reference.

A derelict textile mill is structurally stable but has no modern use. How can conservation principles guide its future?

Evaluate the mill's significance: industrial character, structure and facade should be retained.
Choose adaptive reuse — convert it into lofts, offices or a museum — instead of demolition.
Keep character-defining elements (brick walls, timber trusses, sawtooth roof) visible.
Upgrade services (electrical, HVAC) discreetly without damaging historic fabric.

After a fire, only fragments of a wooden temple's carved facade survive. Should it be reconstructed identically?

Consult conservation charters (e.g., Venice Charter): reconstruction should be based on accurate evidence, not guesswork.
Use surviving fragments, photographs and archival drawings to guide the design.
Mark new elements subtly so visitors can distinguish original from reconstructed fabric.
Avoid pure conjecture where evidence is missing — leave those areas simplified.