生物炭作为碳酸性材料,提高干旱地区生态系统的土壤质量:一篇综述
Ícaro Vasconcelos do Nascimento1, Laís Gomes Fregolente2, Arthur Prudêncio de Araújo Pereira1
1Federal University of Ceará, Soil Science Department, 2977 Av. Mister Hull, Campus do Pici, Fortaleza, Ceará, ZIP code 60356-001, Brazil.
Environmental research
|June 29, 2023
概括
生物炭的应用通过改善保持水分,土壤结构和营养素的可用性来提高干旱地的土壤质量. 这种可持续技术为恢复脆弱环境和支持区域发展提供了一个有希望的方法.
科学领域:
- 土壤科学 土壤科学
- 环境科学 环境科学
- 可持续农业 可持续农业
背景情况:
- 干旱地区面临的挑战是营养和有机碳含量低,影响土壤质量和可持续发展.
- 生物炭在土壤中的有效性受其特性和土壤特征的影响.
- 脆弱的干旱环境需要谨慎管理,以改善其功能.
研究的目的:
- 批判性地分析生物炭的应用,以提高干旱地的土壤质量.
- 探讨文献中关于生物炭对干旱土壤的影响的开放问题.
- 为了将生物炭应用的发现效应与土壤特征相关联.
主要方法:
- 对干旱土壤中的生物炭应用现有文献的审查.
- 分析生物炭对土壤物理和化学性质的影响.
- 生物炭成分,热解参数和生物质来源与土壤改善的相关性.
主要成果:
- 生物炭的应用 (10 Mg ha-1) 改善了土壤的物理质量,包括保持水的容量,聚合,多孔性,并降低了散装密度.
- 生物炭有助于盐水土壤的恢复,可以用其他土壤调节剂来增强.
- 优化的生物炭应用率和与肥料的组合可以积极影响土壤碳动态和微生物生物质.
结论:
- 基于生物炭的技术为改善脆弱的干旱环境提供了重大机会.
- 生物炭的应用可以与可持续技术相结合,以实现区域发展和生物经济效益.
- 生物炭为可持续农业实践提供了一个模型,可以保护干旱地区的环境.
相关概念视频
Bioremediation
Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.
The Soil Ecosystem
Plants obtain inorganic minerals and water from the soil, which acts as a natural medium for land plants. The composition and quality of soil depend not only on the chemical constituents but also on the presence of living organisms. In general, soils contain three major components:
Environmental Applications of Microorganisms
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
Microbes and the Carbon Cycle
The carbon cycle is a fundamental Earth process involving the transfer of carbon among the biosphere, lithosphere, atmosphere, and hydrosphere. It plays a critical role in regulating the planet’s climate and supporting life by cycling carbon through various chemical forms and reservoirs. Carbon primarily circulates as carbon dioxide (CO₂), representing its oxidized form, while reduced forms such as methane (CH₄) and organic compounds also play essential roles.Microbial activity is central to...
Soil Microbial Ecology
Soil microbial ecology is defined by highly diverse, spatially structured communities that drive nutrient cycling, organic matter turnover, and overall ecosystem stability. Although a gram of soil can contain thousands of bacterial and archaeal taxa, the ecological processes they mediate are even more crucial for sustaining terrestrial life.Microhabitats and NichesSoil is a heterogeneous mixture of minerals, organic matter, water, and air. Microbes inhabit distinct microhabitats formed by...
Microbial Bioremediation of Hydrocarbons
Bioremediation is an environmentally sustainable process that employs living organisms—primarily microorganisms—to degrade or neutralize pollutants from contaminated environments. In oil spills and hydrocarbon pollution, bioremediation involves the use of hydrocarbon-degrading bacteria to transform toxic compounds into less harmful substances. This approach leverages natural microbial metabolic processes and is considered both cost-effective and ecologically favorable compared to physical or...


