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scientificamerican. https://www. ‘This process has been taking place for some 500 million years,’ explains Silvia. – scientificamerican. Tilling soil also has similar results. fewresources.

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Estimates indicate that a third to a half of the world’s agricultural land is moderately or seriously degraded. Specifically the yield/productivity of arable land used to grow crops. Heavy tilling, multiple harvests and abundant use of agrochemicals have increased yields at the expense of long-term sustainability. org/wiki/Environmental_impact_of_agriculture22.

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Countries in Sub Saharan sites might be worst affected by land and soil degradation. org lists a list of land management practices that might be implemented to reduce the likelihood of desertification.  Some stats on the extent of land and soil degradation and where it is happening (worldwide and country specific) are … Land DegradationIt is estimated that up to 40% of the world’s agricultural land is seriously degraded (wikipedia. These lands include alluvial and coastal plains, deltas, and river valleys, including valley floors, peat bogs, marshes, and other wetlands.

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Out of that, 13 lie in a broad belt extending from the African Sahara and its bordering Sahel zone through the Middle East and into Central Asia. Soil that is too acidic can be rebalanced. htm 13.  Peatland landscapes vary from frozen, open spaces in Scotland to swamp forests in Indonesia. org/report-topics/soil-fertility-and-erosion. Agroforestry is the practice of explanation a variety of plants together, which allows different biological systems to support each other and flourish.

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Farmers often end up using chemical products to fight pests and diseases, and fertilisers to try and encourage crops to continue growing. Mycorrhizal fungi are ubiquitous on land, but are being destroyed by farming practices such as tilling and use of chemicals. Follow us on social mediaCromwell RoadLondon SW7 5BDSee our opening hoursAkeman StreetTringHertfordshire HP23 6APSee our opening hoursOur editors will review what you’ve submitted and determine whether to revise the article. com) … Click This Link is moderately to highly degraded due to the erosion, salinization, compaction, acidification and chemical pollution of soils (fao. Low supply of micronutrients causes considerable constraints to food production in the tropics. ‘Aquaculture is booming in Bangladesh, contributing to the country’s overall economic growth.

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Learn More Launched at the Center on Biosaline Agriculture The International Network of Salt-Affected Soils (INSAS), launched during ICBA’s first Global Forum on Innovations for Marginal Environments, aims to facilitate the sustainable and productive use of salt-affected soils for the current and future generations. It also helps in the cycling of carbon and other elements through the global ecosystem. It is no coincidence that these crops are grown on land with low production potential, where rates of land degradation are highest. Bioremediation and phytoremediation are two examples of new/developing soil restoration technology. Already polluted and contaminated soil might have it’s own set of solutions to consider, such as removing, treating, aerating, and remediation of soilFunding large scale projects to restore significantly damaged and degraded soil and land is an option for already degraded land.

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Soil salinization and sodification like it major soil degradation processes threatening ecosystem and are recognized as being among the most important problems at a global level for agricultural production, food security and sustainability in arid and semi-arid regions. Read more in this guide about why land and soil are important to society to get more of an idea of the benefits that land and soil degradation can impact. It also produces healthier fish and proteins and doesn’t have any negative impacts. Soils have a unique structural characteristic that distinguishes them from mere earth materials: a vertical sequence of layers produced by the combined actions of percolating waters and living organisms. Image by Ellen Larson/wiki (CC BY 2.

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– Some types of degradation might be reversible, but might involve a large and impractical time and money investment, making addressing the degradation unrealistic– Addressing degradation might happen on different scales, from private and smaller plots of land, to funding large scale projects to restore significantly damaged and degraded soil and land  Some specific solutions or prevention strategies for some of the main types and causes of land and soil degradation are … – Water Wind Soil ErosionGround cover, crop cover, and covering soil with organic matter can all protect soil from water and wind erosion – OvergrazingRotating livestock on pasture and grazing land more effectively – Intensive Agricultural Practices vs More Sustainable Farming PracticesConsider more sustainable farming practices that make good soil health and preserving soil fertility (that help keep nutrients in the soil, along with other goals) a priority. .