Bees Can't Find Flowers Thanks to Diesel Exhaust

Diesel exhaust is pretty nasty stuff. Pass an overloaded 18-wheeler clouding up the highway, and that acrid plume of hydrocarbons will overpower even your best little tree air freshener. As new research lays out, that exhaust doesn't just smell bad, it messes with the scent of flowers. And that's big trouble for our … » 10/03/13 4:20pm 10/03/13 4:20pm