Louie Psihoyos' Oscar-winning documentary shows in chilling detail the illicit slaughter of dolphins at Taijia, a rural Japanese cove.

Indigenous people in Honduras are risking their lives diving to dangerous depths for lobsters destined for North American and European diners. Overfishing means they must now dive as deep as 150ft to land their catch. Each time they dive, they risk paralysis or death from the bends.