Climate journalist Bernice Notenboom meets scientists investigating climate change in Africa, chasing dust storms and studying warming ocean effects on Congo's rainforest.
The chance discovery of previously unknown 19th century photographs of Whanganui Maori, provoked a clash between Maori and non-Maori over views of ownership.
Naturalist David Attenborough recounts some of the evolutionary anomalies Nature produces. Episode two focuses on the platypus and the male Midwife Toad.
Scientist Ingrid Visser's passion for killer whales led to her discovery of a unique band of shark and ray hunting orcas. But all is not well with the pod's population.
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