Programme Index

Discover 11,128,835 listings and 279,757 playable programmes from the BBC

Secrets of our Living Planet

Episode 2: The Secret of the Savannah

Duration: 1 hour

on BBC Two Wales

Global nature series. Chris Packham reveals how the world's spectacular grasslands flourish despite being short of one essential nutrient - nitrogen. Show more

BBC Two Wales

About BBC Two

BBC Two is a lively channel of depth and substance, carrying a range of knowledge-building programming complemented by great drama, comedy and arts.