People who study birds are now using radar to make maps that can forecast migration at night. They say these maps could help by reducing the number of birds that collide with buildings and wind turbines.
Long-term exposure to certain kinds of air pollution increases the risk of premature death in Americans over 65 years old. And that finding holds true even at levels of air pollution below national standards.
Rebecca Williams is a reporter for Michgian Radio and producer of the station's Environment Report, a program exploring the relationship between the natural world and the everyday lives of people in Michigan.