From SD's favorite program maker and channel:
K
Winterwatch - Series 9: Episode 1
Winterwatch is back to add seasonal warmth and cheer.
www.bbc.co.uk
BBC Four - Upstream
A psycho-acoustic flight along the course of the river Dee in Scotland.
www.bbc.co.uk
A Perfect Planet - Series 1: 1. Volcano
A look at how without volcanoes, there would be no life on Earth.
www.bbc.co.uk