Cape Town fights alien trees threatening its water supply, biodiversity


In South Africa’s Franschhoek mountains a helicopter drops off abseilers to cut down invasive pine trees that are choking off water supplies to millions of Cape Town residents already facing climate change-induced shortages. The crews are there to help to remove 54,000 hectares of alien trees byhttps://www.engineeringnews.co.za/article/cape-town-fights-alien-trees-threatening-its-water-supply-biodiversity-2021-10-18