Leatherback turtles, which have lived on Earth for over 150 million years, are now endangered for their hatchlings are meant to follow light reflected from the moon and stars to go from their sandy nests to the sea.
compound-complex sentence
15
Currently, eight percent of all energy in the US is dedicated to public outdoor lighting.
Simple Sentence
15
The IDA recommends that where streetlights stay on all night.
Complex Sentence
15
Unfortunately, as the developing world urbanises, it also lights up brightly, rather than opting for sustainability.
Complex Sentence
15
In addition, reflective signage and strategic white paint improved safety more than adding lights.
Simple Sentence
15
Certainly, light pollution makes professional astronomy difficult, but it also endangers humans' age old connection to the stars.
Compound Sentence
15
When a small earthquake disabled power plants in Los Angeles a few years ago, the director of the Griffith Observatory was bombarded with phone calls by locals.
Complex Sentence
15
Furthermore, birds and insects use the sun, the moon, and the stars to navigate.
Simple Sentence
15
It is conceivable that children who do not experience a true starry night may not speculate about the universe, nor may they learn about nocturnal creatures.
Compound-complex sentence
15
It is thought that almost 70% of people can no longer see the Milky Way.
