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AllAfrica on MSNSouth Africa: Lessons From South Africa On Monitoring the Impact of Invasive Trees On Water ResourcesConcerns about the impacts of invasive species is not new; it dates to the 19th century. The term was popularized in Charles Elton's 1958 book "The Ecology of Invasions by Animals and Plants". However ...
'Street trees are the property of the City of Johannesburg and are protected by the strict Open Space Bylaws which prohibits the removal or disturbance of trees or planting of any vegetation without ...
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