Documentary by John Liu – John D Liu is an international expert on large scale restoration projects on degraded lands. First exposed to large-scale degraded ecosystems in the Loess Plateau in the upper and middle reaches of the Yellow River in 1995, I became fascinated by how human history has altered physical landscapes. The loss of biodiversity, hydrological regulation, weather regulation, climate regulation, soil fertility and agricultural productivity had led to massive poverty and continuous ecological crisis. “Over the years I have witnessed the steps the Chinese people have taken to restore this region’s ecology and have tried to understand the implications of what I have seen and documented”

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