[F]ilmmaker Matt Smith...expanded Project Gulf Impact and is now creating a citizens' journalism platform to distribute information about the ongoing effects of the spill. He joined Gulf Coast residents and experts at a recent forum where participants voiced concerns about the long term health effects of the oil spill. One resident, environmental researcher Kimberly Wolf...said..."The combination of oil and dispersants are more toxic than oil by itself"...Others are concerned about what they're breathing. [refers to BP]