30 Second PROMO FOR WEEK OF APRIL 6-10 I'm Cecilia Nasti inviting you to tune into Passport to Texas, for a trip into the past ... when Alcoa dumped mercury into Lavaca Bay before the science was well known about its affects, and the collaborative effort that cleaned it up. We also talk with author David McComb who wrote the book Spare Time in Texas that examines how we recreate, including the development of Texas State Parks. These stories and more ... this week on Passport to Texas -- Your Radio Guide to the Great Texas Outdoors.