North American Bird Phenology Program

Most of you know that phenology, and really all things related to that amazing, sometimes mystifying topic of migration and bird movement, is fascinating to me. This site North American Bird Phenology Program is a really great source of information, as well as an opportunity to help get involved in a great project. Some of the information about the effects of climate change we are able to gather that is based in real science comes from projects and mining data like this.