Home Environment Locking COVID-19 leads to reduced light pollution

Locking COVID-19 leads to reduced light pollution


Earth’s sky becomes more and more brighter over the years, as humans accelerate their love with electricity. Then comes 2020, a year of locks. A welcome side effect is a reduction in light pollution.

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A recent UK star count organized by a charity called CPRE shows light pollution continues to decline, with a 10% decline since last year. Between February 6 and 14, 2021, CPRE collected nearly 8,000 stars. If one person can only see 10 or less stars, that is considered serious light pollution. The team concluded that the UK sky is the darkest place since 2013.

Related: New study reveals major sources of light pollution

“Looking up at the starry night sky is a magical sight and we believe everyone can experience it, wherever they live,” said Crispin Truman, chief executive of CPRE. “And the great thing is, light pollution is one of the most easily reversible types of pollution ”.

Bright lights at night aren’t just an annoyance. Much animal suffering when they get confused between day and night. Research scientist Christopher Kyba said: “The advent of artificial light probably represents the most dramatic change that humans have made to their environment. Cities are hundreds if not thousands of times brighter than they were 200 years ago. This disturbs the cover that predators rely on, disrupting the night hum of frogs trying to attract mates, confusing baby sea turtles who are following the light. they go out of the ocean and lure the migratory birds into deviation.

So how do we reverse light pollution? The easiest way is to turn off the lights when not needed. Instead of leaving outdoor security lights on at night, install motion sensors so they only turn on when needed. Encourage your local government to use only covered street lights with downward light bulbs. Color lights, such as red, yellow, and amber, Less light pollution than white light. Consider lining your walkways with glowing stones for nighttime illumination. Their ambient light does not contribute to light pollution.

“People are often thrilled to sit under this wonderful dark sky and realize how small they are in the universe,” said Dan Monk, an astronomer in the UK. If we all do well in our role, we can share this experience.

Through BBC, International Dark Sky Association and Energy conservation in the future

Picture over Felix Mittermeier

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