Presented by David R. Montgomery at the seminar Save Our Soils on May 20, 2015.
Loosing ground – The historic links between soil erosion and the fall of civilizations
These Slides are part of our event:
S.O.S. – Save Our Soils
Throughout history the rise and fall of human civilizations have been closely connected to the way we treat – or mistreat – the living soils of our planet. The way we manage our soils plays a...