Assessment of Biochar Amendment for Remediation of Hydrocarbon-Contaminated Soils in Urban Environments

1. Introduction 1.1 Background and Context 1.2 Research Objectives 1.3 Structure of the Study 2. Literature Review 2.1 Understanding Biochar and Its Uses 2.2 Hydrocarbon Contamination in Soils 2.3 Remediation Techniques for Contaminated Soils 2.4 Previous Studies on Biochar Use 2.5 Gaps in Current Research 3. Methodology 3.1 Research Design 3.2 Sample Collection and Preparation 3.3 Biochar Properties and Selection 3.4 Experimental Setup and Procedures 3.5 Data Analysis Methods 4. Assessment of Biochar Amendment 4.1 Impact on Soil Properties 4.2 Hydrocarbon Degradation Efficiency 4.3 Environmental and Economic Benefits 5. Case Study: Urban Environments 5.1 Site Selection Criteria 5.2 Urban Soil Characteristics 5.3 Case Study Results 6. Discussion 6.1 Interpretation of Findings 6.2 Comparison with Existing Literature 6.3 Limitations of the Study 7. Implications and Recommendations 7.1 Policy Implications 7.2 Practical Recommendations for Implementation 7.3 Future Research Directions 8. Conclusion 8.1 Summary of Key Findings 8.2 Contributions to the Field 8.3 Final Remarks and Outlook