The need to understand the effect of pyrolysis temperature on the adsorption performance of tea waste biochar

The gap

Evidence profile

Sourced from the limitations section and stated research gap and stated challenges and abstract of the source papers, classified as general, drawn from work published between 2023 and 2026, spanning 6 journals. Those papers have been cited 239 times in total.

Supporting evidence — 8 representative gaps

• Engineered Biochar Nanocomposites Derived from Agricultural Waste for Climate-Resilient Soil Fertility and Sustainable Crop Production (2026) · Zenodo (CERN European Organization for Nuclear Research) · doi

  Production economics and scalability are significant challenges for biochar nanocomposites. The cost of production is 30-60% more per tonne than standard biochar. Limited availability of specialized equipment and chemical precursors.

  generallimitations sectionevidence 5/5
  Keywords: production economics scalability significant challenges biochar nanocomposites cost
• Modulating the adsorption performance of tea waste biochar for Rhodamine B via pyrolysis temperature (2026) · Frontiers in Environmental Science · doi

  There is a need to understand the effect of pyrolysis temperature on the adsorption performance of tea waste biochar. There is a lack of studies on the characterization of biochar produced from tea waste.

  generalstated research gapevidence 5/5
  Keywords: there need understand effect pyrolysis temperature adsorption performance
• Metagenomic analysis revealed the bioremediation mechanism of lead and cadmium contamination by modified biochar synergized with Bacillus cereus PSB-2 in phosphate mining wasteland (2025) · Frontiers in Microbiology · cited 19× · doi

  The remediation of heavy metal-contaminated soils is a complex process, requiring the development of effective and sustainable methods. The use of modified biochar and microorganisms for bioremediation poses technical challenges, including the optimization of biochar modification and microbial inoculation. The study highlights the need for further research on the mechanisms of bioremediation using modified biochar and microorganisms.

  generalstated challengesevidence 5/5
  Keywords: remediation heavy metal-contaminated soils complex process requiring development
• Remediation of Coastal Wetland Soils Co-Contaminated with Microplastics and Cadmium Using Spartina alterniflora Biochar: Soil Quality, Microbial Communities, and Plant Growth Responses (2025) · Agronomy · cited 8× · doi

  Biochar, an eco-friendly soil amendment, holds promise for remediating contaminated soils, yet its impacts on coastal wetland soils under combined microplastic (MP) and heavy metal (HM) pollution remain underexplored.

  generalabstractevidence 5/5
  Keywords: soils biochar friendly soil amendment holds promise remediating contaminated impacts coastal wetland combined microplastic heavy
• Remediation of Coastal Wetland Soils Co-Contaminated with Microplastics and Cadmium Using Spartina alterniflora Biochar: Soil Quality, Microbial Communities, and Plant Growth Responses (2025) · Agronomy · cited 8× · doi

  The co-occurrence of microplastics and heavy metals in soil poses significant environmental risks. The remediation of complexly polluted soils is a challenging task, requiring effective and sustainable solutions. The study identifies the need for further research on the long-term effects of biochar on soil quality and ecosystem health.

  generalstated challengesevidence 5/5
  Keywords: co-occurrence microplastics heavy metals soil poses significant environmental
• Insight into the soil aggregate-mediated restoration mechanism of degraded black soil via biochar addition: Emphasizing the driving role of core microbial communities and nutrient cycling (2023) · Environmental Research · cited 139× · doi

  However, few studies have investigated the synergistic effects of biochar application in the restoration of degraded black soil, especially soil aggregate-mediated microbial community changes that improve soil quality.

  generalabstractevidence 4/5
  Keywords: soil investigated synergistic effects biochar application restoration degraded black especially aggregate mediated microbial community changes
• Advancements in modified biochar production techniques and soil application: a critical review (2025) · Fuel · cited 54× · doi

  Furthermore, it identifies existing knowledge gaps and outlines future research perspectives related to the synthesis, characterization, and production of modified biochar, areas that have remained largely underexplored in previous studies.

  generalabstractevidence 4/5
  Keywords: identifies existing knowledge gaps outlines future perspectives related synthesis characterization production modified biochar areas remained
• Biochar is an innovative strategy for reconstructing microbial communities and enhancing nutrient utilization efficiency in acidic red soils (2025) · Frontiers in Microbiology · cited 11× · doi

  Consequently, future research should focus on the targeted design of functionalized biochars, their combined applications with other technologies, and the assessment of ecological effects over extended periods.

  generalabstractevidence 4/5
  Keywords: consequently future focus targeted design functionalized biochars combined applications technologies assessment ecological effects extended periods

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