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Invasive Alien Species: Protecting Biodiversity from Biological Invasions

Explore how invasive alien species affect biodiversity, ecosystems, human health, and economies, while learning practical approaches for prevention and conservation.

CATEGORY: BIODIVERSITY CONSERVATION SUB-CATEGORY: THEORETICAL LESSON AUDIENCE: FOR TEACHERS OWNER: EVELINA/OIKOS PROJECT: BRIDGE REPOSITORY ID: BR-064 FILE TYPE: PDF
Invasive Alien Species: Protecting Biodiversity from Biological Invasions

Course Description

Invasive alien species are among the leading causes of biodiversity loss worldwide. This lesson introduces the concepts of native and non-native species, explains how invasive species are introduced into new environments, and examines their ecological, economic, and health impacts.

Learners will discover the invasion process, understand why certain species become invasive, and explore practical management strategies including prevention, early detection, rapid eradication, long-term control, and public awareness. The course highlights the importance of protecting ecosystems through science-based conservation and responsible environmental management.

What you will learn

  • Understand the difference between native and invasive alien species.
  • Identify the pathways through which invasive species spread.
  • Explain the ecological, economic, and health impacts of biological invasions.
  • Recognize the characteristics that make some alien species invasive.
  • Explore strategies for prevention, monitoring, eradication, and long-term management.
  • Understand the role of governments, organizations, and citizens in protecting biodiversity.

Lesson materials

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