Yale Environment 360: New global research underlines the rising threats facing the worlds bird species, with three reports providing evidence that climate change, overfishing, and unsustainable agriculture are taking a heavy toll on avian populations worldwide. In a bulletin released earlier this week, the U.S. Fish and Wildlife Service (FWS) reported that numbers of some migratory bird populations along the Maine coast including Arctic terns and puffins have plummeted in recent years because their food supplies...