Movies: Soil science

Five times, Earth has faced apocalyptic events that swept nearly all life from the face of the planet. What did these prehistoric creatures look like? What catastrophes caused their disappearance? And how did our distant ancestors survive and give ri...

14-part special in which botanist Francis Hallé explains forest science and processes. Part of the "Once Upon a Forest" physical release....

An exploration of a new paradigm of health, science, and medicine, based on the interconnections between us and nature....

We’ve all seen environmental problems highlighted everyday on the media. Now comes the solution. From the man who said, “You can solve all the world’s problems in a garden” comes Geoff Lawton’s Permaculture Soils DVD. 137 minutes of Permaculture soil...

It is a daring idea: to grow food from old mattresses in a desolate camp at the edge of a war zone. When a refugee scientist meets two quirky professors, they must confront their own catastrophes - and make a garden grow. Short film now streaming on...

Explains that different kinds of soil are mixtures of sand, clay, and humus; tells how the weathering of rocks helps make soil; includes simple experiments to show the kind of soil in which different plants grow well....