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Definitions (103)
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co-benefit
An additional benefit from an action that is undertaken to achieve a particular purpose, that is not directly related to that purpose.
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zero-till
A form of conservation farming involving no mechanical soil disturbance other than planting. Crops are planted directly in the stubble of a previous crop or into native grasses. Zero-till has been successful in managing some forms of dryland salinity by increasing the capacity of the soil to hold water and reducing recharge to the watertable.
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wetlands
Wetlands are areas that are permanently or periodically wet or inundated. The plants and animals living in wetlands are adapted to, and often dependent on, the wet conditions for at least part of their life cycle. The pattern of inundation determines the productivity of the soils and the plant and animal communities.
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waterlogging
Where the surface soil is saturated with water from rising groundwater or surface run-off collecting in low areas.
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watertable
The level below which the ground is saturated with water.
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urban salinity
Salinisation in urban areas caused by mobilisation of salt due to raised groundwater levels and exposure of saline soils and rock. Raised groundwater levels result from clearing vegetation; the application of additional quantities of water via watering gardens and parks, leaking water, sewerage and drainage pipes; and the obstruction or modificatio [..]
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top soil
The surface or upper layer of soil.
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total dissolved solids
A measure of the salinity of water, sometimes referred to as total dissolved salts, usually expressed in milligrams per litre (mg/L). An alternative measure is total soluble salts (TSS).
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triple bottom line
An accounting system that considers more than the traditional financial “bottom line”. As well as financial outcomes, a company (or Government’s) performance should be measured against its social and environmental responsibilities.
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subsoil
The layers of soil below the topsoil.
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