Living Planet | Deutsche Welle
Deep Dive: Bright lights, big, LED cities
- Autor: Vários
- Narrador: Vários
- Editor: Podcast
- Duración: 0:29:53
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Sinopsis
More and more cities are switching to LEDs to save money and, ultimately, the planet. But ecologists are worried about this trend. Dr. Chris Kyba explains why on a night walk through Cologne, one of Germany's brightest cities.