The cool technologies that could protect cities from dangerous heat
Briefly

Last year was the hottest on record, and with global temperatures on the rise, 2024 is anticipated to smash heating records, underscoring the urgent need for innovative cooling solutions.
As temperatures soar close to 50°C in regions like Nevada, Egypt, and Australia, heat waves are causing grave consequences such as severe water shortages, crop damage, and increased mortality, with estimates suggesting that nearly 500,000 people perish annually due to heat stress.
The International Energy Agency warns that the future demand for air conditioning will triple by 2050, signifying an alarming increase in energy consumption that could exacerbate climate change.
To combat the need for excessive energy use in cooling, researchers at the Luxembourg Institute of Science and Technology developed a device utilizing 'electrocaloric' cooling, which avoids greenhouse gas emissions common with traditional refrigerants.
Read at Nature
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