Van Wilgen, BImpson, ND2012-05-292012-05-292011Van Wilgen, B and Impson, ND. Are invasive aliens a real threat to biodiversity in South Africa? Observations on environmental change in South Africa. SUN MeDIA. Stellenbosch, South Africa978-1-920338-24-4http://www.africansunmedia.co.za/Portals/0/files/Promotion/Observations-on-Environmental-Change-in-SA-e-version-Section-3.pdfhttp://hdl.handle.net/10204/5883Copyright: The authors and SUN MeDIA, Stellenbosch, South AfricaSouth Africa has abundant biodiversity, but also many invasive alien species, especially plants and fish, that can transform ecosystems. Invading alien trees and shrubs impact on fynbos and threaten up to a quarter of the nation's plant species. Freshwater ecosystems are often dominated by alien fish, while invasive alien plants invade the catchments of major rivers, riparian zones and open water surfaces. Invasieve alien pathogens and diseases, such as the rinderpest that decimated wildlife and wildstock at the end of the 19th century, pose a constant threat to biodiversity. Uncertainties in monitoring and predicting trends, and rehabilating priority conservations are important challenges.enSouth African environmental changeEnvironmental changeSouth African biodiversityAlien plantsAlien plants threatBook ChapterVan Wilgen, B., & Impson, N. (2011). Are invasive aliens a real threat to biodiversity in South Africa?., <i>Workflow;9052</i> SUN MeDIA. http://hdl.handle.net/10204/5883Van Wilgen, B, and ND Impson. "Are invasive aliens a real threat to biodiversity in South Africa?" In <i>WORKFLOW;9052</i>, n.p.: SUN MeDIA. 2011. http://hdl.handle.net/10204/5883.Van Wilgen B, Impson N. Are invasive aliens a real threat to biodiversity in South Africa?.. Workflow;9052. [place unknown]: SUN MeDIA; 2011. [cited yyyy month dd]. http://hdl.handle.net/10204/5883.TY - Book Chapter AU - Van Wilgen, B AU - Impson, ND AB - South Africa has abundant biodiversity, but also many invasive alien species, especially plants and fish, that can transform ecosystems. Invading alien trees and shrubs impact on fynbos and threaten up to a quarter of the nation's plant species. Freshwater ecosystems are often dominated by alien fish, while invasive alien plants invade the catchments of major rivers, riparian zones and open water surfaces. Invasieve alien pathogens and diseases, such as the rinderpest that decimated wildlife and wildstock at the end of the 19th century, pose a constant threat to biodiversity. Uncertainties in monitoring and predicting trends, and rehabilating priority conservations are important challenges. DA - 2011 DB - ResearchSpace DP - CSIR KW - South African environmental change KW - Environmental change KW - South African biodiversity KW - Alien plants KW - Alien plants threat LK - https://researchspace.csir.co.za PY - 2011 SM - 978-1-920338-24-4 T1 - Are invasive aliens a real threat to biodiversity in South Africa? TI - Are invasive aliens a real threat to biodiversity in South Africa? UR - http://hdl.handle.net/10204/5883 ER -