Australia's black wattle tree (Acacia mearnsii) has spread across South Africa, taking over millions of hectares of land and pushing indigenous plants aside. Economist Saul Ngarava researches ...
Saul Ngarava received funding from the National Research Foundation (NRF) of South Africa and the Dutch Research Council (de Nederlandse Organisatie voor Wetenschappelijk Onderzoek - NWO) of The ...
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