Dryland Salinity in Australia 2008-02-01T05:07:20Z 2009-06-10T01:01:53Z Dryland Salinity in Australia a summary of the National Land and Water Resources Audit's Australian Dryland Salinity Assessment 2000 National Land and Water Resources Audit National Land and Water Resources Audit <p>The National Land &amp; Water Resources Audit estimates that nearly 5.7 million hectares are considered at risk or affected by dryland salinity - a figure that could rise to 17 million hectares in 50 years time. To address dryland salinity and its impa PR010108 PR010108 www.nlwra.gov.au/downloads