EcoDoc Africa interviewed Philip Owen of Geasphere as he told us about the myriad social and environmental impacts of invasive alien timber plantations that cover the South African landscape around Nelspruit from horizon to horizon.

Large scale, fast rotation monocultures of alien timber species have a high impact on the water, soil and biodiversity resources of Southern Africa.

Film and edit: Roy MacGregor and Liane Greeff.
Music: Roy MacGregor

To contact GeaSphere email Philip at or visit the website:

To contact EcoDoc Africa, email or

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