The term “soil pollution” refers to the act of contaminating soil through a wide range of anthropogenic (agricultural, industrial, and wastewater) activities. These activities add nutrients, pesticides, and sediments to the soil, whereas industry and urbanization also contaminate the soil by dissipating solid waste, heavy metals, solvents, and other slow degrading organic and inorganic materials. Heavy metals and metalloids can build up in soil and have potentially hazardous impacts on ecosystems and human health, endangering the sustainable use and management of soil resources. While there are a number of remediation technologies that can be used to immobilise, remove, or detoxify heavy metals from soil, including Solidification/Stabilization (S/S), soil washing, electrokinetic remediation, and chemical oxidation/reduction, the negative environmental, social, and economic effects of these traditional methods limit their overall sustainability. The fields of phytoremediation and phytomining, which involve the use of plants to remove organic and inorganic contaminants from contaminated soil, are expanding quickly. Due to its low cost, little impact, and greater public acceptance, this solar-power driven, green technology is frequently preferred over more traditional techniques of clean-up. Thorough consideration must be given to the long-term effects of green plant technologies in eliminating or sequestering environmental contaminations. This chapter critically examines these eco sustainable restoration techniques and green technologies for soil remediation as well as the cutting-edge soil amendments they employ.

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Green Technologies: A Sustainable Ecofriendly Way to Remediate Contaminated Soil

  • Munni Bora,
  • Deepanwita Deka

摘要

The term “soil pollution” refers to the act of contaminating soil through a wide range of anthropogenic (agricultural, industrial, and wastewater) activities. These activities add nutrients, pesticides, and sediments to the soil, whereas industry and urbanization also contaminate the soil by dissipating solid waste, heavy metals, solvents, and other slow degrading organic and inorganic materials. Heavy metals and metalloids can build up in soil and have potentially hazardous impacts on ecosystems and human health, endangering the sustainable use and management of soil resources. While there are a number of remediation technologies that can be used to immobilise, remove, or detoxify heavy metals from soil, including Solidification/Stabilization (S/S), soil washing, electrokinetic remediation, and chemical oxidation/reduction, the negative environmental, social, and economic effects of these traditional methods limit their overall sustainability. The fields of phytoremediation and phytomining, which involve the use of plants to remove organic and inorganic contaminants from contaminated soil, are expanding quickly. Due to its low cost, little impact, and greater public acceptance, this solar-power driven, green technology is frequently preferred over more traditional techniques of clean-up. Thorough consideration must be given to the long-term effects of green plant technologies in eliminating or sequestering environmental contaminations. This chapter critically examines these eco sustainable restoration techniques and green technologies for soil remediation as well as the cutting-edge soil amendments they employ.