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 ...
Add Yahoo as a preferred source to see more of our stories on Google. What is black wattle and what threat does it pose to the environment? The black wattle is an invasive Australian tree that arrived ...
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 ...