Living Planet | Deutsche Welle
Deep Dive: Bright lights, big, LED cities
- Author: Vários
- Narrator: Vários
- Publisher: Podcast
- Duration: 0:29:53
- More information
Informações:
Synopsis
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.
