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  1. 1 lis 2023 · There are three main natural sources of fluoride in soil: 1) major fluorinated ores release fluoride into the soil and groundwater through weathering; 2) fluoride is released with volcanic eruptions and geothermal vents and enters the soil and water system through atmospheric deposition; and 3) marine aerosols can release about 20,000 kg of ...

  2. To evaluate the fluorine contamination level of soils at a phosphate-gypsum waste landfill site, the fluorine distributions in the waste and soil, forms of fluorine-containing compounds in the soil …

  3. 1 maj 2023 · This review summarizes the status of fluoride in soil and sub-surface environments, the toxicity of fluoride on humans, regulations for fluoride in soil, recent advances in soil remediation methods, and fluoride mitigation programs making it easier for researchers and policymakers to access and use this information.

  4. 1 sty 2004 · The objective of this work was to determine the effects of fluoride in the form of potassium fluoride (KF)-simulated rain, on morphological and physiological responses, macronutrient content...

  5. 22 paź 2020 · The dominant natural sources of fluorine in the atmosphere are emissions from volcanic eruptions, eolian mobilization of surface deposits, production of sea salt aerosols, and natural biomass burning (Table 1).

  6. 30 maj 2024 · Nature Communications - Microbial degradation and biosynthesis of fluorinated compounds is a field of increasing importance, but is hampered by the significant toxicity of fluoride. Here...

  7. 7 mar 2020 · Fluoride (F), anion of fluorine which is naturally present in soil and water, behaves as toxic inorganic pollutant even at lower concentration and needs immediate attention. Its interaction with flora, fauna and other forms of life, such as microbes, adversely affect various physiochemical parameters by interfering with several metabolic pathways.