Washington Post |
Soot caught in bird feathers shows how catastrophic air pollution can be
Washington Post Soot on birds' bellies tell a story of air pollution more than a century in the making. Two graduate students at the University of Chicago measured black carbon that clung to birds kept in Rust Belt museum collections and found a striking record of ... Birds Carry History of Pollution in Their Feathers Dirty old birds shed light on key global warming particle What soot-covered, hundred-year-old birds can tell us about saving the environment |
from Health - Google News http://ift.tt/2yTn21w
EmoticonEmoticon