It’s that time again. Actually, Globe At Night is running multiple campaigns, the first is going on right now, but there are others later in the year including later this month. Have a look. If you’ve never done this before, it’s a great way of participating in a citizen science project, learning a little about astronomy, and a bit more about the impact of human activities on the environment.

If this particular project isn’t to your liking, have a look at the top citizen science projects of 2012.