Light pollution: Huge fall in stars that can be seen with naked eye
Our view of the stars has been reduced every year over the last decade by artificial light pollution. …
Dr Kyba said he had hoped to see some signs of improvement in light pollution in recent years, because many urban centres have recently changed their lighting to be more energy-efficient. Towns and cities, particularly in developed countries, are swapping older streetlights for modern LEDS that are more carefully directed downwards, where the light is useful.
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