Canary in a coal mine: Survey captures global picture of air pollution's effects on birds

Writing Aug. 11 in the journal Environmental Research Letters, University of Wisconsin-Madison Professor Tracey Holloway, an expert on air quality, and her former graduate student Olivia Sanderfoot sort through nearly 70 years of the scientific literature to assess the state of knowledge of how air pollution directly affects the health, well-being, reproductive success and diversity of birds.

Canary in a coal mine: Survey captures global picture of air pollution's effects on birds

Famously, the use of caged birds to alert miners to the invisible dangers of gases such as carbon monoxide gave rise to the cautionary metaphor "canary in a coal mine."

Fri 11 Aug 17 from Phys.org

Canary in a coal mine: Survey captures global picture of air pollution's effects on birds, Sat 12 Aug 17 from ScienceDaily

Canary in a Coal Mine: Survey Captures Global Picture of Air Pollution's Effects on Birds, Fri 11 Aug 17 from Newswise

Canary in a coal mine: Survey captures global picture of air pollution's effects on birds, Fri 11 Aug 17 from Eurekalert

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