SUBSCRIBE

Paris Visualizes Air Quality Via Color-Changing Balloon

07/11/2008

by

parisballoon1

Ballon de Paris by Airparif

1
parisballoon2

Ballon de Paris by Airparif

2
parisballoon3

Ballon de Paris by Airparif

3
parisballoon4

ballon de air paris by airparif

4
parisballoon5

Ballon de Air Paris by Airparif

5

read full article

Categories: Air, Business, Environment, News