The world's most prolific tea drinkers are not in the UK or in Ireland, but in a little-known German region that has developed a unique and fascinating tradition.In Germany's flat and sparsely populated north-western corner, a region known as East Frisia, an old tradition has helped locals set an unusual record. Here they drink, on average, more tea than anyone else in the world.
Sonam Wangchuk lives and works in the Ladakh region of India, high in the Himalayas. This harsh mountain area is experiencing acute water shortages due to climate change. Sonam, who is an engineer and educator, found a simple but ingenious way to store water using artificial glaciers that will irrigate trees and crops.