Australia State of the Environment 2011 Report
http://www.environment.gov.au/soe/2011/report/download.html

This report was prepared by the Australian State of the Environment Committee (ASEC) and was released on 12 December 2011. It presents an independent assessment of the Australian environment, documenting past and present responses to environmental pressures and challenges.

Australian Bureau of Statistics: Australia’s Environment: Issues and Trends 2010
http://www.ausstats.abs.gov.au/ausstats/[...] .pdf

This ABS publication is a source of statistical information on important environmental issues and trends within Australia. The report examines measures of environmental values, changes and conditions, focusing on the areas of water, population, human activities trends, and atmosphere trends.

Land and Water Australia
http://www.lwa.gov.au

Land and Water Australia was a statutory research and development corporation within the Australian Government Agriculture, Fisheries and Forestry portfolio. Its mandate was to provide national leadership in generating knowledge, debate, innovation, and action in sustainable natural resource management. The Australian Government announced that as part of the 2009-2010 Budget it would abolish Land and Water Australia. It was closed in December 2009 however the website remains open for access to previous publications.

National Land and Water Resources Audit
http://lwa.gov.au/programs/national-land-and-water-resources-audit

The National Land and Water Resources Audit was established in 1997 under the Natural Heritage Trust Act. The Audit has now finished its second phase of operation and is no longer active. However, it remains an important source of information on sustainable development, providing data, information and nationwide assessments of Australia’s land, water and biological resources. This site contains an online atlas, access to a data library, information sheets, final reports, publication guidelines, toolkits, event information, media releases, and news archives. Information about the following topics can be obtained on this site: estuarine coastal and marine; integrated natural resource management; invasive species; land salinity; land use; rivers and wetlands; socio-economic factors; soils; species and communities; sustainable agriculture; vegetation and water. The site also includes information on projects such as data and information management; national coordination committees; natural resource management monitoring; and signposts for Australian agriculture.

Australian Government: Department of Sustainability, Environment, Water, Population and Communities
http://www.environment.gov.au/

The Department of Sustainability, Environment, Water, Population and Communities is responsible for implementing the Australian Government’s policies to protect the environment and heritage, and to promote a sustainable way of life. This link provides access to online information of governmental policies relating to the atmosphere, biodiversity, coasts, heritage, housing supply and affordability, human settlements, land, sustainable living, parks and reserves, and water. It also provides information on the Environment Protection and Biodiversity Conservation Act 1999, which continues to shape public policy.