U.S. weighs tighter restrictions on fire retardant drops

U.S. weighs tighter restrictions on fire retardant drops
http://www.latimes.com/news/local/la-me-fire-retardant-20110530,0,3621744.story

"The proposed limits are intended to reduce drops on and near waterways, where they can kill fish, and to slightly expand the acreage that is off limits to retardant releases for ecological reasons."