Watch CBS News

Google now tracking air pollution when mapping streets

Name: Google now tracking air pollution when mapping streets
Uploaded: 2017-07-04T18:39:00-0400
Duration: 1 min 51 s
Description: The Google cars that collect maps and photograph city streets have also been collecting air -- and we could be seeing the results in more detailed maps very soon. John Blackstone has more.

The Google cars that collect maps and photograph city streets have also been collecting air -- and we could be seeing the results in more detailed maps very soon. John Blackstone has more.