Residents in water-scarce areas of the country need to recognise and adjust to the watersupply limitations, especially those in drought-stricken areas, the water and sanitation department said on Sunday. The department was continuing its endeavours to ensure securityof the supply
Brilliant Ideas That Buy Us Time Before Cape Town Reaches Day Zero
In just over 100 days, researchers expect Cape Town to run out of water. The South African megacity has traditionally enjoyed abundant rains during winter and a warm, pleasant climate during summer, but after three years of drought, experts now
Filtering salt and metal ions from water is now a reality.
With two billion people worldwide lacking access to clean and safe drinking water, joint research by Monash University, CSIRO and the University of Texas at Austin published today in Sciences Advances may offer a breakthrough new solution. It all comes
What happens when every roof in America has solar panels?
When you’re scoping out possible futures, it’s useful to ask a lot of “what if?” questions. For example, what if we could install solar panels on every suitable roof in the United States? How much electricity would they generate?… Read More
Forgotten Victims of Hurricane Harvey
Nearly six months after the storm, residents of a Texas town face red tape, long waits and ‘a gigantic housing crisis’ As Hurricane Harvey howled through the night and the roof and walls of their island home collapsed from the
Green Concrete – An Update
Concrete that absorbs carbon dioxide has made slow progress but is finally hitting the market. In 2010, this publication cited more environmentally friendly concrete as one of its 10 Breakthrough Technologies of the year (see TR10: Green Concrete). Given that
Traditional buildings can teach architects about sustainability
Long before foam insulation and concrete tower blocks, humans were finding ingenious ways to address their needs through architecture. Using local materials and inherited construction techniques, societies have ensured that buildings provide protection and comfort. In Tonga, traditional curved roofs