Water Rhapsody » sustainability

Coastal cities to compete with Electric cars for water. Ch3

admin — Wed, 14 Dec 2011 11:00:03 +0000

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 [...]

Cars or Water? You Choose Chapter 2

admin — Wed, 07 Dec 2011 08:01:04 +0000

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 [...]

Power Competition between Cars and Water. Chapter 1

admin — Tue, 06 Dec 2011 13:18:15 +0000

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 [...]

Johannesburg is not a Sustainable City

admin — Mon, 05 Sep 2011 06:29:26 +0000

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 [...]