The problem of light pollution -- and 5 ridiculously easy ways to fix it | Kelsey Johnson

Transcript

Translator: Ivana Korom Reviewer: Joanna Pietrulewicz Unless you've spent quality time on the International Space Station, this is probably not a view you are super familiar with. This is the east coast of the United States. That's New York down there in the lower right, and it's a band of light all the way up through Washington DC. Those cities ar... Read More