Mighty Rivers

The iconic Ganges, the world's most revered river, is in trouble. Travelling to India, Jeremy's investigation takes him from crab-hunters in the delta to the mountains in search of a…

Europe's Danube is ranked as one of the world's most endangered rivers. Jeremy goes in search of two beasts: a fish so valuable that criminals are hunting it out of…

The Yangtze, the biggest river in Asia, was once home to rare aquatic mammals and prodigious quantities of fish. Jeremy passes by Shanghai, the huge Three Gorges Dam, and the…

Wild and un-navigable, Africa's iconic Zambezi boasts the world's mightiest waterfall, heart-pounding rapids, and man-eating crocs. Jeremy investigates why this great river is in trouble.

America's mighty Mississippi is under threat from alien invaders, toxic run-off, and massive man-made disruptions. Jeremy meets spirited Americans who want to fix the river's problems.

Disgorging more water than the next nine biggest rivers combined, the Amazon is the mightiest of all. Jeremy discovers issues putting the river at risk by tracing the migration of…