14 December 2011
Cape Town and other coastal cities, and inland cities too will be looking to desalinate sea water for their survival. The amount of power needed to desalinate the volume of sea water equal to the amount of water in our dams will be huge. This will be a figure far larger than Medupi can produce. [...]
Posted in Renewable Energy, sustainability, Water Conservation
07 December 2011
Cape Town’s population has doubled in 20 years. This can be seen in huge burgeoning new suburbs across the sprawling landscape to the north and east of the City otherwise they would be in the sea. Entry on the South African market is the proposed Nissan “Leaf” to market in 2012 or is it? How [...]
Posted in environment, sustainability
06 December 2011
We have new competition for supply from electrical generation. This edition of water versus cars et al is over five chapters. We look at the carbon dioxide emission of producing electrical energy for the purposes of domestic use, energy hungry desalination of sea water and electrical car scooter and bicycle use. We look at giveaway [...]
Posted in sustainability
19 September 2011
Durban: The city that never has drought – right? Wrong. Durban has had the worst of droughts. The Weather during 1997 / 8 was dry in the catchmentareas supplying water to Durban and in the city of Durban itself 1988 saw the end of a drought in the catchment areas supplying Durban which was about [...]
Posted in Water Conservation
05 September 2011
These are the words spoken by two excellent speakers: Francois Durand Professor of Zoology at WITS and echoed by Marie Liefferink the CEO of the Federation for a Sustainable Environment, and Associate professor of the University of the North West. The problems relating to Johannesburg are related to water. These problems are multi-fold and there [...]
Posted in sustainability
© 2011 Water Rhapsody.
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