Archives

Energy Management in South Africa • South Africa’s changing energy needs; • energy management, towards greener economies and sustainable life styles: responsibilities of governments, businesses and individuals.

Non-conventional Energy Sources • solar energy – examples from South Africa and the world; • wind energy – examples from South Africa and the world; • future of non-conventional energy in South Africa; and • possible effects of using more non-conventional energy on the South African economy and the environment.

Conventional Energy Sources and their Impact on the Environment • maps and graphs to show thermal, hydro, and nuclear energy production in South Africa; • thermal electricity generation using coal – outline of principles and processes; • the impact of coal mining and thermal power stations – environmental despoliation, solid waste, waste gases and rain;… Read More »

Soil and Soil Erosion • how soils are formed; • soil as a resource; • causes of soil erosion: human, animal, physical, and past and present; • evidence of soil erosion in South Africa; • effects of soil erosion on people and the environment; and • management strategies to prevent and control soil erosion.

Using Resources • the relationship between resources and economic development; • exploitation and depletion of resources; and • concepts of sustainability and sustainable use of resources.