• rural-urban migration; • causes and consequences of rural depopulation on people and the economy; • case study that illustrates effects of rural depopulation and strategies to address them; and • social justice issues in rural areas, such as access to resources and land reform.
• how site and situation affect the location of rural settlements; • classification of rural settlements according to pattern and function; • reasons for different shapes of settlements: round, linear, T-shaped and cross-road; and • land use in rural settlements.
• concept of settlement; • site and situation; • rural and urban settlements; and • settlement classification according to size, complexity, pattern and function.
Thanks to Tony Hambly for sharing this. Tree That Give Meat Instead Of Fruit! By MICHAEL CHIRON MANCHESTER, England — Here’s some good news that vegetarians can really sink their teeth into: Researchers have developed genetically engineered fruit trees that bear real meat! Fruit from the new Meat Trees, developed by British scientists using gene-splicing… Read More »
Urban Climates Reasons for differences between rural and urban climates Urban heat islands – causes and effects Concept of pollution domes – causes and effects Strategies to reduce the heat island effect
Valley Climates The micro-climate of valleys (the effect of the slope aspect) Development of anabatic and katabatic winds, inversions, frost pockets and radiation fog The influence of local climates on human activities such as settlement and farming
Subtropical Anticyclones and Associated Weather Conditions Location of the high-pressure cells that affect South Africa General characteristics of these high-pressure cells Anticyclonic air circulation around South Africa, and its influence on weather and climate Travelling disturbances associated with anticyclonic circulation: moisture front, line thunderstorms, coastal low pressure systems and South African berg winds Reading and… Read More »
Tropical Cyclones General characteristics Hurricane Katrina Areas where tropical cyclones form Factors necessary for their formation A sea temperature of 27° C Strong Coriolis Force Strong upper air divergence Stages of development & Associated weather patterns Hurricane intensifying over the warmer ocean of the Gulf of Mexico The Physical Characteristics of Tropical Cyclones from breannej35 2… Read More »
Mid-latitude Cyclones https://www.youtube.com/watch?v=Po-IYqpUQbE General characteristics Time-lapse photography of a passing Cold Front An introduction to Air Masses Areas where mid-latitude cyclones form Conditions necessary for their formation Frontal Systems explained – Northern Hemisphere Cold Fronts Warn Fronts SOURCE: http://www.thutong.doe.gov.za/ Cross section of a Mid-latitude Cyclone Cold Fronts Stages of development and related weather conditions… Read More »