Piotr Wolski

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Alien pine trees, which use substantially more water than the native vegetation of the Cape Mountains, reduce river flows to dams that supply the city’s water. Martin Kleynhans

Clearing alien trees can help reduce climate change impact on Cape Town’s water supply

Petra Holden, University of Cape Town; Alanna Rebelo, Agricultural Research Council; Joyce Kimutai, University of Cape Town; Kamoru Abiodun Lawal, University of Cape Town; Mark New, University of Cape Town; Piotr Wolski, University of Cape Town; Romaric C. Odoulami, University of Cape Town, and Tiro Nkemelang, University of Cape Town

Clearing alien trees before the drought hit could have reduced the impact of climate change on water supply during the ‘Day Zero’ drought.
Les habitants du Cap faisant la queue pour obtenir de l’eau, en février 2018. Shutterstock

En Afrique du Sud, un risque de sécheresse multiplié par trois avec le changement climatique

Mark New, University of Cape Town; Friederike Otto, University of Oxford, and Piotr Wolski, University of Cape Town

Les systèmes d’approvisionnement en eau n’ont pas été conçus pour répondre aux évolutions météorologiques provoquées par le changement climatique. Il est désormais nécessaire de les adapter.
Cape Town’s drought and associated water shortage has escalated disaster level. Flickr

Why Cape Town’s drought was so hard to forecast

Piotr Wolski, University of Cape Town; Bruce Hewitson, University of Cape Town, and Chris Jack, University of Cape Town

Cape Town promised alternative water sources with the ongoing drought being declared a disaster. Its main strategy is water rationing but climate models are also being used.

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