By Gig Connaughton, County of San Diego Communications Office

February 1, 2017 (San Diego's East County) - We can’t live without it. It literally surrounds us. But we can’t see it and most of us never think about it.

It’s our air. We all share it and we all need to protect it. Because pollution — from chemical vapors to tiny particles of matter — can make people sick and hurt the environment.