Jul 01, 2008 — Backyard burn barrels full of trash are the nation's number one source of dioxin, which causes cancer. One burn barrel creates more pollution than a commercial incinerator. That's the main reason the Department of Environmental Conservation wants to ban them. The DEC also says burn barrels and other forms of open burning are a hazard for wildfires. The DEC is holding public hearings around the state on its sweeping open burning ban. Last night in Watertown, in often emotional testimony, most residents said it was about time. David Sommerstein reports.