Water erosion hazard 2008-07-17T00:20:12Z 2008-09-05T01:59:45Z Water erosion hazard Indicator protocols for soil condition R Thorman National Land and Water Resources Audit R Thorman National Land and Water Resources Audit <p>Water erosion causes losses of soil that far exceed the rates of soil development and the on-site consequences affect agriculture by:</p> <ul> <li>decreasing soil volume available for the plant root to exploit</li> <li>selectively removing nutrients and organic matter</li> <li>breaking up paddocks into physically smaller units.</li> </ul> <p>Off-site effects relate to the sedimentation of creeks, rivers, estuaries and reservoirs, increased flooding, eutrophication, and the general decline of aquatic environments.</p> <p>The purpose of monitoring is to determine water erosion hazard and how this changes. Knowing the reason for change is important in directing management responses and policy direction.</p> PN21224 PN21224