1. Tropical Environments | Examining the formation of tower karst landscapes, differences in humid and seasonally humid tropical climates, and threats to rainforest and savanna ecosystems. 2. Coastal Environments | Analyzing the global distribution of sand dunes, factors influencing dune formation, and threats to coral reefs and coastal landforms. 3. Hazardous Environments | Assessing the distribution and height of tsunamis, factors affecting tsunami intensity, and hazards from mass movements and storm surges. 4. Hot Arid and Semi-Arid Environments | Investigating landforms in arid regions, causes of soil and vegetation degradation, and multiple factors influencing aridity. 5. Physical Geography Processes | Evaluating wave characteristics in coastal landform development, causes of large-scale atmospheric disturbances, and mass movement hazards. 6. Environmental Change and Management | Discussing soil salinisation in semi-arid environments, degradation of fragile ecosystems, and climatic influences on landforms.