Those LED street lamps may be disturbing your sleep

The conversion of street lamps to LEDs in many countries has changed the colour spectrum of night-time lighting, with possible consequences for humans and animals. — dpa

Both humans and animals are at increased risk of adverse health impacts due to loss of sleep from blue light emitted from the growing number of LED street lamps, research on light pollution in European countries has found.

United Kingdom-based scientists used photos taken from the International Space Station (ISS) to show that white LEDs have increased the proportion of emissions in the blue part of the light spectrum.