Cape Town residents queueing to refill water containers at the Newlands Brewery Spring Water Point in January 2018.
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Artificially dimming the sun, by injecting reflective particles into the upper atmosphere, could reduce the risk of Day Zero level droughts in Cape Town by more than 90% in the future.
The Cape Town drought was one of the longest and the worst to have affected the city and the region in recent times.
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Regional tourism took a huge knock from the Day Zero experience in Cape Town, South Africa. Here are the lessons learnt.
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The real crisis with water supply is that South Africa doesn't know what it doesn't know.
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South Africa's Department of Water and Sanitation has plans in place to ensure adequate water supply until 2040 and beyond.
Some towns in northern NSW are likely to see empty dams next year.
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Once water is used in washing, cleaning or even sewerage it can be safely and reliably treated. The treated water is then safe to drink – identical to the original water.
Lessons learned from the threat of Cape Town’s “Day Zero.”
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Cities need to pay attention to how extreme weather events effect their resources.
What lessons were learnt from Cape Town’s “Day Zero”?
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Cape Town's draft strategy on water supply is out for comment, but important elements are missing from it.
There needs to be a more systematic approach to classifying rainfall seasonality in South Africa.
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There are regions in South Africa where it hasn't been established if the rainy season is in summer or winter.
Cape Town residents queuing for water during the water crisis.
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Water supply systems weren't designed to deal with altering weather patterns brought about by climate change. This needs to change.
People in the township of Khayelitsha near Cape Town have been managing water shortages for ages.
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South Africa is a water-scarce country where inequity and a lack of fairness and justice pervades water distribution.
The dangerously low Threewaterskloof dam, a major supplier of water to the city.
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Cape Town is testing new strategies to nudge domestic users into reducing their water use.
Capetonians wait to fill up water containers.
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There are measures in place to manage Day Zero and beyond. Models show that these will not work.
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If you want to live like a local when on holiday, you should defecate like one.
If Cape Town reaches Day Zero, taps will be closed and people will have to go to collection points for 25 litres of water.
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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.
Western Canada faced record droughts and forest fires in 2017.
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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.
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When day zero arrives in Cape Town, the routine surveillance systems that monitor disease outbreaks will be enhanced to pick up new diseases.
The Melbourne skyline. Water saving habits adopted during a prolonged drought that ended in 2009 are still followed.
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The experiences of other countries can provide valuable lessons for Cape Town on how to better cope with its water crisis.
Mmusi Maimane is leading efforts to combat the water crisis.
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Opposition leader Mmusi Maimane's takeover of responsibility for tackling the Western Cape water crisis blurs party and state lines.