An invasive species is defined as a species that is non-native (alien) to an ecosystem and/or whose introduction causes, or is likely to cause social, economic, or environmental harm. Over-harvesting 4. become a dominant, cultural species occupying almost every part of the globe. In the 1800's, rats that came to the Virgin Islands on ships infested the sugar cane fields on the islands, causing massive crop damage. Viewing the SF alien as an animal, a new species integrating itself into Earthen ecologies, opens the possibility of bridging these troubled human/animal distinctions through new relationships where humanity is more conscious of their position within the environment and the impact their actions have on nonhuman others. Online tool to save document in PDF and PPT/PPTX format from slideshare.net for free. 21 Endangered Species • Sample size: 1880 species (Figure 3.7) • Habitat degradation was by far the most important threat (threatening 85% of species). Download this app from Microsoft Store for Windows 10 Mobile, Windows Phone 8.1, Windows Phone 8. Winner of the Standing Ovation Award for “Best PowerPoint Templates” from Presentations Magazine. World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. Disease (both native and alien) 5. Alien species 3. - SlideShare is the world’s largest community for sharing presentations and professional content, with 60 million unique visitors a month and more than 15 million uploads - So much more than just slides! They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that today's audiences expect. Slide 2 The human evolution story begins in Africa about 6 million years ago. Some invasive species were actually brought in as unsuccessful attempts to control other invasive species. Pollution. There are various versions of the IAS definition. Invasive alien species (IAS) – an alien species that has established and spread, and which causes, or has the potential to cause, harm to the environment, economies, or human health. Slideshare Downloader, Download slideshare presentations to PDF and Powerpoint. For example, the Convention on Biological Diversity (CBD) defines an IAS as an alien species whose establishment 7 Farmers brought in mongoose as a predatory control for the rats. Source: MA Glossary Invasive alien species are considered to be the second most important cause of biodiversity loss, and IEEP has estimated that they cost the EU at least 12 billion and probably over 20 billion Euro per year. Over 6 million years our ape-like ancestors evolved into upright walking, tool using and cultural modern See screenshots, read the latest customer reviews, and compare ratings for Slides from Slideshare. An alien species is a species introduced outside its normal distribution.. Invasive alien species are alien species whose establishment and spread modify ecosystems, habitats, or species..
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