access-denied access-limited advice alert appropriate-behavior appropriate-behaviour behave behavior behaviour black caution cautious communicate communication directions keep-out keep-to-path no-access no-entry not-allowed not-permitted permission-denied prohibited prohibition red restricted restriction restrictions safety sign warning arid Australia blue clouds country diminishing distance distant environment environmental erosion freshwater ground ground-water lake lake-side land landscape limited natural-environment natural-landscape outback patterns receding rural sand shrinking sky Soil surface surfaces texture textured textures trees vegetation water water-resources wetland reflections denied entry-denied entry-prohibited keep-off unauthorised unauthorized fight flight barrier anchor bolt bond brown captive captured chain change climate concept connected crisis detail effect enchained floor gas global greenhouse human in chains industrial inhuman iron limit lock locked metal natural nature resources rust rusty security steel strength strong tree trunk tyranny warming weight wood acceptable advising all-week allocated allocation approved carpark cars communicating directing direction directional fee fees indication indicator machine money no-freebies paid park parking payment permitted public signs ticket ticket-machine ticket-parking ticketed timed vehicles white area attention banned boundaries boundary cigarettes danger directive distinctive entrance health health-risk limits location no-smoking painted pollution shopping-center shopping-centre symbol unhealthy wording words