17x15: The Big Spill
17x14: The Bomb's Lethal Legacy
17x13: Disguises of War
17x12: Race for the Top
17x11: Poison in the Rockies
10x08: Sixty Minutes to Meltdown
10x07: Fat Chance in a Thin World
10x06: City of Coral
10x05: Asbestos: A Lethal Legacy
10x04: The Miracle of Life
10x03: Lassa Fever
10x01: Hawaii: Crucible of Life
9x18: Tracking the Supertrains
9x17: Whale Watch
9x16: Goodbye Louisiana
9x15: The Cobalt Blues
9x12: The Fragile Mountain
9x11: The Case of the UFOs