Tweet Catching and using rainwater can be as simple as a single plastic barrel with a gravity feed to a flower bed, or they can be sophisticated systems that supply all your water needs. As a relatively dry country, the water problem in South Africa is exacerbated by an average annual rainfall of about …
Category Archive: water scarcity
May 11
The Coming Global Water Crisis
TweetWhat happens when demand for this essential resource starts exceeding supply in many parts of the world? The recent UN alert that drought in the Sahel threatens 15 million lives is a harbinger of things to come.In the next twenty years, global demand for fresh water will vastly outstrip reliable supply in many parts of …
May 10
Half of China’s tap water does not meet national standards
TweetBEIJING: Half of China’s tap water does not meet national drinking water standards, but the problem is not so severe as to cause an immediate threat to human health, an official survey said. A survey of the country’s water quality conducted by the Ministry of Housing and Urban-Rural Development in 2009 showed that 50 per …
May 05
Water Shortages May Leave Energy Producers Dying of Thirst
TweetUtility planners are devising ways in which they would meet the demand for energy during the most pressing times. Short term, they will consider whether they will have to dip into their reserves and longer term, they will calculate whether they have enough generation and transmission. But one thing that those companies are struggling with …
May 04
Breaking psychological barriers to drinking recycled water
TweetReusing waste water for drinking is “a scientific no-brainer”, MDBA chairman Craig Knowles says. An Australian Academy of Technological Sciences and Engineering (ATSE)’s report on sustainable water management has found the use-once-and-dispose model for water is disappearing fast.
Apr 25
Desalinating acid mine water produces useful by-products
TweetProcess can make water drinkable and turn polluting elements into by-products While acid mine drainage is an added threat to South Africa’s already constrained water supply, it also provides a potential solution, the Johannesburg office of management consultancy AT Kearney says in a report due for release today.
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