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One night in December 1995, 4 tons of weapons fall from the sky over India. A few days later a Danish man returns to Denmark with a grave secret. Only when an English arms dealer is arrested in India and faces death sentence, does the Dane appear in the large-scale international investigation of the case. With reconstructions and scenes resembling a feature film, the docu-thriller The Arms Drop tells the nerve-racking story of two men who gamble their lives on a joint mission with each their secret agenda, and the political, personal and diplomatic consequences 20 years later.

A young activist goes deep into dairy land where he takes on the giants of New Zealand's most powerful industry, and reveals how the sacred cash-cow industry has been milked dry. His journey exposes not only the sustainability crisis and the dangerous denial of impending agricultural disruption, but also what New Zealand and other countries can do to change their fate.

From the giant King Cobra to the tiny sawscaled viper, India is home to many of the world's deadliest snakes. Now a new report has revealed that India is in the middle of a snakebite epidemic of epic proportions, with a loss of human life far in excess of any official figures. Armed with more than forty years of field experience, snake expert Romulus Whitaker and his team set out on a journey around India to investigate the natural history behind these chilling new statistics and to see what can be done to help India's people and ultimately, its snakes.

For five days in December 1952, a thick smog suffocated the British capital causing the death of thousands of Londoners. The health catastrophe lead to a realisation, in Britain and around the world, that air pollution was a serious threat to human health. This documentary reveals what happened, hour by hour, in one of the worst peacetime disasters of the 20th century.

A look at Britain's beloved canal network via a fact-filled cruise along the first superhighways of the Industrial Revolution. In the age before mechanisation, a frenzy of canal-building saw a new army of workers carve out the British landscape, digging out hundreds of miles of waterways using picks, shovels and muscle.