Video created by university of western australia for the course agriculture, economics and nature week 2 addresses the agricultural issues of water. One of the most significant causes of soil degradation in australia is salinity, which poses a serious threat to native species, ecological.
Sources of salt, salinity processes, the extent of the salinity problem and the veracity central australia, is referred to as primary salinity and the commonwealth. Salinity is a significant issue in south-western australia and in some murray- darling basin regions within new south wales, victoria and south australia. Soil salinity is a problem confronting many farms in sub-humid and semi-arid zones of australia the origins of the salt are natural, and very large reserves lie in. Salinity has been called the biggest environmental threat to australia in the 21st century.
The major attention for salinity in australia is on irrigation-induced salinity in the murray darling basin and. There is salt everywhere in australia vast amounts of it, mostly located underground dryland salinity affects every australian state, with many state agricultural. Soil salinity in western australia by r g pepper and g f craig department ofagriculture, jarrah road, south perth, 6151, western australia. Dryland salinity is one of the greatest environmental threats facing western australia's agricultural land, water, biodiversity and infrastructure.
Salinity in the australian landscape explained salinity refers to the movement and concentration of salt, in landscapes throughout australia, there are large.
Increasing soil salinity in australia is a serious land degradation issue all over the country, salt is rising out of the ground and destroying our. Tipping points for dryland salinity one of the driest continents on the planet, australia's subsoils contain some of the world's largest underground salt deposits . High soil salinity adversely affects most states of australia, but the problem is more concerning to the south-west of western australia. Michael and margaret lloyd, from lake grace in western australia, have become advocates for the productive utilisation of saline land the effects of salinity.
Natural resource management in western australia the salinity strategy march 2000 in association with community groups and government agencies.
Oceans seas continental shelf ocean currents tide salinity to the south but not bordered on the australian coast is the southern ocean, to the west is the. However, plants have different susceptibilities to soil salinity in australia, soil salinity is predominantly due to salts of sodium: sodium chloride (nacl), sodium. Anonymous (2000a) our vital resources: a national action plan for salinity and water quality agriculture, fisheries and forestry australia and environment. Soil salinity and dryland salinity are two problems degrading the environment of australia salinity is a concern in most states, but especially in the south-west of.