Ecological Footprint calculator can be found at

http://www.epa.vic.gov.au/ecologicalfootprint/
or
http://www.footprintnetwork.org/en/index.php/gfn/page/calculators

Department of Sustainability and Environment (Victoria)
http://www.dse.vic.gov.au/

Department of environment and heritage protection (QLD)
http://www.ehp.qld.gov.au/