English  |  Español  |  Français
Knowledge Base

Search criteria

Information Types

  • News Headlines (475)

Date

  • Added or updated since:

  • Custom range...

Subjects

  • Chemicals and Pollution (475)

News Headline

'Sooty birds' reveal hidden US air pollution

Source
BBC News

Publication Date
2017-10-10

Soot trapped in the feathers of songbirds over the past 100 years is causing scientists to revise their records of air pollution. US researchers measured the black carbon found on 1,300 larks, woodpeckers and sparrows over the past century.

Content
http://www.bbc.com/news/science-environment-41557157