8x02: Message in the Rocks
8x01: Doctors of Nigeria
7x20: It's About Time
7x19: The Red Deer of Rhum
7x18: A Touch of Sensitivity
7x17: Moving Still
7x16: The Water Crisis
7x13: The Big IF
7x11: The Sea Behind the Dunes
7x09: The Pinks and the Blues
7x07: A Mediterranean Prospect
7x06: The Safety Factor
7x04: Portrait of a Killer
7x03: Living Machines
7x01: The Elusive Illness