light is not polluted - but it can pollute the unhindered view of the starry night sky!
and so it might look like:
|like stars in a bright night sky you can't read these letters||these letters here can be read much better, just like stars in a dark sky!|
This interests just some star gazers - isn't it?!
NO - the contemplation of the starry night sky is one of the oldest culture!
Many national organizations have the aim to protect the night sky.
In Germany the sektion DARK SKY of the association Vereinigung der Sternfreunde have the aim to give hints how the night sky can be kept dark without loss of comfort and security.
here you can get more informations!