Philippe Rahm, architect: 'In the face of drought and heatwaves, we must now build cactus cities'
- Posted on August 30, 2026
- By Le Monde
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- 1 min read
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Philippe Rahm, architect: 'In the face of drought and heatwaves, we must now build cactus cities'
OP-ED. As climate change undermines the ability of trees to cool urban environments, Swiss expert Philippe Rahm calls for a rethink of urban vegetation based on the opposite principle of so-called 'sponge cities.'
