This publication combines the experiences and insights of irrigation consultants and extension officers with that of social, agronomic and engineering scientists.

Invasive species and in particular weeds are considered one of the major threats to the sustainable management of natural resources.

The National Land & Water Resources Audit (the Audit) and Bureau of Rural Sciences worked with state and territory governments to develop a national baseline of native vegetation extent for the year 2004-2005.

This booklet is part of a series that describes the status of data and information relevant to national indicators agreed under the National Natural Resource Management Monitoring and Evaluation Framework.

Invasive animals cause enormous damage to Australia's economy, environment and society.