Trees

Willow Roots in Water
Location: Lac du Der, near St Dizier, France.
Ted talks about the remarkable old willows that stand round the edge of this huge man-made reservoir in the valley of the River Marne. As the water levels go up and down the roots are either inundated or exposed to the air – how do that manage that?
Hollowing Horse Chestnuts
Ted looks at the hollowing processes of a horse chestnut tree