Island Observed

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Why are so many people wheat-intolerant or sensitive to wheat? And why is wheat linked to so many modern-day health problems, when it has been a staple of the human diet for thousands of years? In this documentary, a nutritionist interviews 14 experts, to understand how wheat has changed since it was first cultivated, how these changes could be affecting human health, and how people can break a dietary cycle that could be making them sick.

Are we becoming Plastic People? Our ground-breaking feature documentary investigates our addiction to plastic and the growing threat of microplastics on human health. Almost every bit of plastic ever made ends up ground down into "microplastics". These microscopic particles drift in the air, float in the water and sit in the soil. And now, leading scientists are finding them in our bodies: organs, blood, brain tissue and even the placentas of new mothers. What is the impact of these invisible invaders on our health? Ziya Tong, author and science journalist, makes it personal by visiting leading scientists and undergoing experiments in her home, on her food, and on her body.

Speed - the obsession of the modern world - is determining what people should eat and how. Traditional foods are at risk of disappearing forever. An international eco-gastronomic movement known as Slow Food champions the protection of traditional culture, the environment and biodiversity while encouraging regional production, food education and pleasure. For these passionate and dedicated food lovers, sustainability, community and lifestyle are as important as seasonality, quality and taste.

How were the giant stone heads of Rapa Nui – also known as Easter Island – carved and raised, and why? Since Europeans arrived on this remote Pacific island over 300 years ago, controversy has swirled around the iconic ancient statues and the history of the people who created them. Now, a new generation of researchers is overturning old theories, revealing the rich history, innovation, and resilience of the Rapanui people, and uncovering intriguing new evidence about where they – and their practice of monumental stone building – came from.