geography
- Created by: christinewppbw
- Created on: 17-12-15 13:34
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- AS Geography
- Human
- Core human section: Population change
- Optional human topics: Food supply issues
- Optional human topics: Energy issues
- Optional human topics: Health issues
- Physical
- Core physical section: Rivers, floods and management
- The drainage basin hydrological cycle
- The water balance
- Factors affecting river discharge
- The storm hydrograph
- The long profile – changing processes
- Types of erosion
- Types of transportation
- Types of deposition
- Types of load
- The Hjulstrom curve
- Valley profiles
- Kinetic energy
- Potential energy
- graded profile
- Long profile and changing cross profile downstream
- Changing channel characteristics
- Cross profile
- Wetted perimeter
- Hydraulic radius
- Roughness
- Efficiency
- Velocity
- Discharge
- Landforms of fluvial erosion and deposition
- Deltas
- Flood plains
- Levees
- Braiding
- Meanders
- Gorges
- Waterfalls
- Rapids
- Potholes
- Process and impact of rejuvenation
- Knick points
- Waterfalls
- River terraces
- incised meanders
- Magnitude
- Frequency analysis of flood risk
- Physical and human causes of flooding
- Two case studies of recent flooding events should be undertaken from contrasting areas of the world
- Impact of flooding
- Two case studies of recent flooding events should be undertaken from contrasting areas of the world
- Flood management strategies
- Hard engineering
- Diversion spillways
- Building up of levees
- Straightening
- Dams
- Soft engineering
- River restoration
- Wetland and river bank conservation
- Land use management on floodplain
- Forecasts and warnings
- Hard engineering
- The drainage basin hydrological cycle
- Optional physical topics: Cold environments
- Optional physical topics: Coastal environments
- Optional physical topics: Hot desert environments and their margins
- Core physical section: Rivers, floods and management
- Human
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