Air you can wear: What's with all the haze?

AUSTIN (KXAN) -- We haven't had much sun the last week here in Austin, but even when the sun has been out, visibility has been limited. The haze in the air has made it tough to see distant buildings, distant clouds or the blue in the sky. You can blame three things for this: Humidity, agricultural burning in Mexico, and particulate pollution.Hazy Thursday evening from Westlake HillsHigh humidityThe humidity has been tropical with dew points in the 70s making even the early mornings feel unc