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The development of nanomaterials for soil represents just one of the possible uses of nanotechnology. Photo: Kevin Tong/UC Davis College of Engineering Attribution 2.0 Generic (CC BY 2.0)Kevin Tong/UC Davis College of Engineering Attribution 2.0 Generic (CC BY 2.0)

Nanotechnology and nanomaterials are useful allies in soil protection

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The technological use of nanomaterials in soil stabilization, writes   AZoNano journal, occurs with reduced environmental impact compared to the impact generated by the use of traditional techniques
In addition to economic benefits, the reduced use of nitrogen fertilizer also has environmental benefits. Photo: U.S. Department of Agriculture, Natural Resources Conservation Service, Lynn Betts public domainPhoto: U.S. Department of Agriculture, Natural Resources Conservation Service, Lynn Betts public domain

Deep soil testing reduces fertilizer spending

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A study from Texas quantified the average savings associated with reducing fertilizer use after soil testing. For a 1,000-acre U.S. farm, it exceeds $130,000 per year
Present in several products, including fire extinguisher foam, fluoride-based pollutants, so-called PFAS or per- and polyfluoroalkyl substances, are extremely difficult to dispose of. Photo: Brett Clashman, U.S. Air Force Public domainPhoto: Brett Clashman, U.S. Air Force Public domain

Ball milling cleans soil of persistent fluoride

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Researchers in New Zealand are testing a solution against fluoride pollution. The technique has made it possible to degrade per- and polyfluoroalkyl substances (PFAS) at the molecular level with 99.9 percent efficacy
Due to their high carbon sequestration capacity, mangroves are estimated to be able to prevent total emissions of more than 21 billion tons of CO2 worldwide. Photo: Sigit Deni Sasmito/CIFOR Attribution-NonCommercial-NoDerivs 2.0 Generic (CC BY-NC-ND 2.0)Sigit Deni Sasmito/CIFOR Attribution-NonCommercial-NoDerivs 2.0 Generic (CC BY-NC-ND 2.0)

Saudi Arabia also bets on mangroves

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The Kingdom plans to plant 50 to 100 million mangrove trees "in the coming years." An initiative to protect biodiversity that once again highlights the key role of this plant species in mitigating climate and contributing to soil protection
With this latest initiative, the UN aims to bring out good practices for tackling desertification, land degradation and drought. Photo: Global Water Partnership Attribution-NonCommercial-ShareAlike 2.0 Generic (CC BY-NC-SA 2.0)Global Water Partnership Attribution-NonCommercial-ShareAlike 2.0 Generic (CC BY-NC-SA 2.0)

UN is looking for its young Land Heroes

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There is time until Oct. 15 to apply for UNCCD Land Heroes, the UN campaign that aims to bring out success stories in combating drought, desertification and land degradation
The use of cover crops is one strategy to improve the health of agricultural soils by promoting carbon sequestration. Photo: United States Department of Agriculture (USDA) Attribution 2.0 Generic (CC BY 2.0)United States Department of Agriculture (USDA) Attribution 2.0 Generic (CC BY 2.0)

The solution for the 2030 climate goals lies in agricultural soils

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Jacqueline McGlade, former EEA executive director and co-founder of Downforce say some easy management strategies in agricultural soils can increase the amount of carbon stock by more than 30 bn metric tons
The application of cover crops under the vines allows the plants and soil protection by reducing the use of herbicides. Photo: ד "ר יהודה מלמד עין הוד Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)ד "ר יהודה מלמד עין הוד Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)

Cover crops are a sustainable solution for vines

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In vineyards, competition from cover crops can be used to limit the exposure of vines to disease, a study by Penn State University says. In this way the use of herbicides is reduced
The figure emerges from an analysis released together with the proposed Soil Directive presented by the EU Commission in early July. Photo: Sébastien Bertrand Attribution 2.0 Generic (CC BY 2.0)Sébastien Bertrand Attribution 2.0 Generic (CC BY 2.0)

A sustainable soil pays off as enefits exceed costs by 1.7 times, EU says

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The figure is included in the Impact Assessment accompanying the proposed EU Soil Directive. Between now and 2060, the sustainable management of the continent's land will generate a positive balance of EUR 320 billion
"Terra preta" ('black soil' in English) is found although in small amounts in the Amazon and is part of the macro category of so-called black soils, known for their fertility. Photo: Holger Casselmann Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)Holger Casselmann Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)

The secret to Amazon regeneration lies in black soil

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According to Brazilian research, the valuable black soil found in parts of the Amazon retains unique characteristics that promote the rapid recovery of deforested land
Silicon protects canola from clubtroot, a disease that can reduce yields of this crop by 15 percent. Photo: Graham Richter Attribution-Share alike 4.0 International (CC BY-SA 4.0)Graham Richter Attribution-Share alike 4.0 International (CC BY-SA 4.0)

Adding silicon to the soil protects canola from its pathogens

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According to a Canadian research, silicon, a widespread and cheap element, helps plants fight clubroot. But it also helps them withstand drought and extreme heat

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