Changes in riparian soil organic carbon across a hydroclimatic gradient in the Cape Floristic Region literature review

1. Introduction 2. Background and Context 2.1. Overview of Soil Organic Carbon 2.2. Riparian Zones Characteristics 2.3. Hydroclimatic Gradients Definition 3. The Cape Floristic Region 3.1. Geographic and Ecological Importance 3.2. Diversity of Flora and Fauna 3.3. Climate Patterns and Variability 4. Soil Organic Carbon Dynamics 4.1. Sources and Sinks of Carbon 4.2. Soil Composition and Structure 4.3. Factors Influencing Soil Carbon 5. Impact of Hydrological Factors 5.1. Water Table Fluctuations 5.2. Soil Moisture and Organic Carbon 5.3. Influence of Flood Events 6. Influence of Climatic Variables 6.1. Temperature Effects on Soil Carbon 6.2. Precipitation Variability Impacts 6.3. Drought and Organic Carbon Changes 7. Methodological Approaches in Literature 7.1. Sampling and Analysis Techniques 7.2. Modeling Soil Carbon Variability 7.3. Comparative Study Designs 8. Synthesis and Future Directions 8.1. Key Findings from Literature 8.2. Gaps in Current Research 8.3. Recommendations for Future Studies