EvolveSustain

33 days ago

A Silence in the Skies Speaks Volumes

greattransition.org

Wondrous denizens of the natural world, birds are also barometers of ecological health. The staggering losses in avian populations in North America is thus ominous. In the United States and Canada, nearly one-third of the wild bird population has disappeared since 1970, a decline of 2.