Air quality improves across U.S. - are you breathing easy yet?

June 29, 2014 3:12 AM

593 0

Air quality improves across U.S. - are you breathing easy yet?

NASA images show air quality is improving across the U.S., but tens of millions still live in polluted areas.

(Photo : NASA Goddard's Scientific Visualization Studio/T. Schindler)

Also read: India's Adani to raise investment by $439 mln in Odisha state

Read more

To category page

Loading...