Downtown Tampa office workers looking for a midday opportunity to get some fresh air should head over to Poe Plaza on Thursday. The Clean Air Fair is from 11:30 a.m. to 1:30 p.m. at the park at the juncture of Franklin and Jackson streets. Free and open to the public, the fest will offer a variety of environmental, transportation, health, green business and nature exhibits. There will be complimentary food samples and refreshments. Live entertainment will include music, giveaways and prize drawings for gift cards and a bike. For more information, visit http://www.epchc.org/DocumentCenter/View/730.