Recent analysis shows that Louisville, Ky. suffers from the worst 'heat island' conditions among America's 50 largest cities. The city is also one of the few without a tree ordinance. Coincidence? Sarah Goodyear investigates.
May 8, 2013 Next City
Officials in San Antonio say they've closed a legal loophole that allowed developers to clear trees for ranching or farming.
Apr 8, 2009 San Antonio Express-News