Vidu ekzemple: „Category Ib Wilderness area. Category 1b protected areas are usually large unmodified or slightly modified areas, retaining their natural character and influence, without permanent or significant human habitation, which are protected and managed so as to preserve their natural condition.“ (iucn.orgArkivigite je 2009-11-10 per la retarkivo Wayback Machine) Vgl. .bfn.deArkivigite je 2007-10-20 per la retarkivo Wayback Machine.
Vidu ekzemple: „Category Ib Wilderness area. Category 1b protected areas are usually large unmodified or slightly modified areas, retaining their natural character and influence, without permanent or significant human habitation, which are protected and managed so as to preserve their natural condition.“ (iucn.orgArkivigite je 2009-11-10 per la retarkivo Wayback Machine) Vgl. .bfn.deArkivigite je 2007-10-20 per la retarkivo Wayback Machine.
Vidu ekzemple: „Category Ib Wilderness area. Category 1b protected areas are usually large unmodified or slightly modified areas, retaining their natural character and influence, without permanent or significant human habitation, which are protected and managed so as to preserve their natural condition.“ (iucn.orgArkivigite je 2009-11-10 per la retarkivo Wayback Machine) Vgl. .bfn.deArkivigite je 2007-10-20 per la retarkivo Wayback Machine.