Faced with a drought, it's tempting for cities to reduce the amount of space that needs water. But this is not a good idea.
Cape Town faced down "Day Zero" earlier this year, but that doesn't mean its water system is resilient. Other cities should also take note.
Bangalore's forgotten water wells are being revived, to help the city overcome centuries-old supply issues.
In South Africa, Cape Town fears "Day Zero", when the city will have to ration water drastically. The phenomenon threatens other cities as well but solutions exist.
Small solutions done properly can play a huge role in dealing with water scarcity.
The drought in Cape Town has taught the city some valuable lessons.
In many Mexican cities, water is treated as a political bargaining chip – a favor that public officials can trade for votes, bribes or power.
Cape Town is testing new strategies to nudge domestic users into reducing their water use.
There are measures in place to manage Day Zero and beyond. Models show that these will not work.
In periods of water stress, farmers need support, research assistance and empathy from governments and competing water users.
Day Zero will be the start of active water rationing when taps will be cut off and people will have to go to collection sites.
We think of Canada as a water-rich country, but we are not immune to water shortages or disasters. With some advance planning, Canada can avoid a water catastrophe.
The poor management of South Africa's water is affecting the entire country.
Cities all over the world are facing growing challenges to provide clean, reliable water. And many of the fixes, such as desalination plants, have a huge carbon footprint.
Global examples show South Africa that desalination could increase water output.
The situation in Perth in particular has some parallels to that of Cape Town, but Australian cities responded to the last big drought by investing in much bigger water supply and storage capacity.
South Africa has good water laws. So why does the minister want to change them?
Africa’s immediate challenge is to develop closer partnerships with those opposing US President Donald Trump.
Mass hysteria and lawlessness during disasters are remarkably rare, contrary to Western Cape Premier Helen Zille's prediction of anarchy when Cape Town's taps run day.
The experiences of other countries can provide valuable lessons for Cape Town on how to better cope with its water crisis.