NSSCAS Geography 8233 case studies
NSSCAS Geography 8233 · Put your knowledge to work in context.
NSSCAS Geography 8233 is the Advanced Subsidiary-level Geography qualification offered within Namibia's senior secondary certificate framework. It suits learners who have completed the ordinary-level geography course and want a deeper, more analytical treatment of physical and human geography before moving into tertiary study or employment. The syllabus balances physical themes - atmosphere and climate, landforms and tectonics, ecosystems and soils - against human themes such as population and settlement, economic activity and development, urbanisation and rural change. A distinctive strand runs through the whole course: people–environment interaction, resource management, and the geographical skills of fieldwork, mapwork and data interpretation. The NSSCAS Geography 8233 case studies are 5 cases and about 3,088 words.
1Valley inversion and a winter smog alert
A town of 85,000 people lies in a steep-sided river valley. In January, a slow-moving anticyclone brings clear skies, light winds and snow cover.
664 words, about 3 min2Flood storage or upstream natural measures?
The River Alden drains a 240 km² catchment. Since 1990, urban cover has risen from 12% to 38%, and the 1-in-10-year peak discharge at the gauging station has increased from 45 m³/s to 78 m³/s.
619 words, about 3 min3Peatland burning, carbon and water colour
A 1,200 ha upland estate is managed for grouse shooting. Deep peat, averaging 2.5 m, underlies 70% of the area, and heather is burned in small rotational strips.
611 words, about 3 min4An ageing village and 400 new homes
Arlen village has 3,200 residents. Its median age is 52, compared with 40 nationally.
616 words, about 3 min5River fieldwork: a conclusion under suspect conditions
A group of six students investigated downstream changes in the River Skell at three sites 2 km apart. At each site they measured channel width with a tape, depth at five points across a tape, and velocity with a float over 10 m, timed three times.
578 words, about 3 min