2023-07-18 06:02:54
In the center of big cities like Madrid it is often several degrees warmer than on the outskirts or in the surrounding area.
©Brastock Images/stock.adobe.com
It used to get unbearably hot under the 25,000 square meter roof of the Mercamadrid market hall.
©Selena
In the meantime, a special white coat of paint ensures lower temperatures inside the market hall.
©Selena
In California, tests with white paint on asphalt roads showed that this did not provide any cooling.
©ddp/abaca press/Hahn Lionel
A major cooling effect in overheated cities can be achieved primarily by planting trees.
©Mohammed Rahman/TUM
Researchers at the Technical University of Munich are investigating which tree species are best suited for cooling urban areas – and whether there are advantages to using planters.
©Christoph Fleckenstein/TUM
Climate computer scientist Ariane Middel and doctoral student Florian Schneider (from right) use data obtained with a mobile test device to research heat stress in Phoenix, Arizona.
©Deanna Dent/ASU
The MaRTy test cart used by the research team is equipped with a number of sensors that, among other things, determine the so-called radiation temperature.
©Ariane Middel
The Marina Bay Sands hotel in Singapore is known for its 200-meter-high observation pool. But it also has a sophisticated cooling system.
©Tomas/stock.adobe.com
The world’s largest district cooling network cools the imposing hotel complex.
©Roslan Rahman/AFP via Getty Images
With the expansion of district cooling networks, Singapore wants to curb the problem of the many air conditioning systems that increase the heating up of the city.
©imago images/UIG
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