Light pollution

What proportion of Britain do you reckon is built on? By that I mean covered by buildings, roads, car parks, railways, paths and so on - what people might call "concreted over". Go on - have a guess.

How does light pollution affect astronomy and our life in general? Find out why light pollution is bad and how you can reduce it.

Instead of consuming less, we're consuming more.

Light Pollution

Image 10 of 10 from gallery of 9 Cities with Medieval Plans Seen from Above. Paris, France. Image created by @overview, source imagery @nasa / @planetlabs

Over the years, there have been a number of strange and audacious projects to send shiny objects into space, designed to remain visible from Earth like the International Space Station but on a much grander scale (and with more commercial motivations). In the 1980s, the Celestis Corporation began launching human cremains into orbit, including the ashes

Exposure to artificial light at night can causes at least one species of fish to behave more courageously during the day, and that could put them in danger

A infographic that shows the effects of light pollution on the wildlife.

City Lights vs the Night Sky - Music & Culture for People Who Love Charts

We begin with the greatest impediment of all to observing the heavens in today’s world. Light pollution is excessive or misdirected artific...