Hardly an overreaction, according to this document, the national...

Hardly an overreaction, according to this document, the national park was first proposed in 2007...

16-Mar-07 Initiates government process
to declare Ngarrabullgan as
a national park (Ngarra
Bulgan NP?

http://www.aiatsis.gov.au/ntru/docs/researchthemes/ntlw/jointmanagement/QLDparksserviceregister.pdf

and according to this one, heritage listed in May 2011...

http://www.environment.gov.au/heritage/places/national/ngarrabullgan/index.html