Before revision: Protected areas Austria In Austria, only one area has been designated as an IUCN category I protected area: Urwald Rothwald (IUCN Ia) in the Wildnisgebiet Dürrenstein (Ib), Lower Austrian Eisenwurzen British Indian Ocean Territory Parts of Diego Garcia and other islands in the British Indian Ocean Territory are protected as strict nature reserves.
After revision: Protected areas Austria In Austria, only one area has been designated as an IUCN category I protected area: Urwald Rothwald (IUCN Ia) in the Wildnisgebiet Dürrenstein (Ib), Lower Austrian Eisenwurzen British Overseas Territories Parts of Diego Garcia and other islands in the British Indian Ocean Territory are protected as strict nature reserves.