Study finds parking lot dust as a cancer risk

http://www.invw.org/content/study-sees-parking-lots-d

Is fine dust more dangerous than ozone?

http://www.texastribune.org/2013/05/30/houston-too-much-fine-dust/

Parking Lot Sealants Pose Environmental, Health Threats

http://www.eesi.org/articles/view/parking-lot-sealants-pose-environmental-health-threats#.U5aSNyj4e8A