Pork is the most eaten meat on earth, leading to very intensive pig farming. The question is whether this industrial form of livestock farming poses a danger to the environment.

The impact that palm oil has on our planet, and on humans; actress Amy Smart reveals how palm oil is in 50 percent of packaged goods in supermarkets.

Superfood sales are booming. From the jungles of the Amazon to the bustle of New York, Nelufar Hedayat investigates how obscure foods can gain cult status and what happens to the people that grow them. Are superfoods really all they're marketed to be?

Nelufar Hedayat meets with actor and campaigner Jordana Brewster and chat about the controversy around GMOs and how it can affect our food consumption.

Nelufar meets the people at the center of a global war over water, including Hollywood A-lister James Cromwell. A Californian town accuses big business of stealing its water supply, while farming families in Peru clash with a large agro-exporter.

Nelufar Hedayat investigates the truth behind the dairy industry. From Ontario to California, Wisconsin and DC, she meets farmers, politicians and activists, including the musician Moby, to find out the true cost of the milk we drink every day.

Fish stocks are plummeting and within our lifetime, the oceans could be empty. Explore the effect of the world's insatiable appetite for seafood is having on the ocean's marine life.

In the US, 40 percent of food is wasted. Nelufar Hedayat meets people fighting the war on waste, including TV star Nicole Richie. From Guatemala to America she reveals how our obsession with the way food looks leads to an astonishing amount of waste.