Feb. 28 — It’s no secret that the air in El Paso and southern New Mexico is unhealthy to breathe.  According to the U.S. Environmental Protection Agency (“EPA”), the Sunland Park, New Mexico area is a “non-attainment” area for ozone pollution—meaning that it experiences levels of this caustic pollutant above those considered safe.

— NPR (KRWG Public Media, New Mexico State)