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PFS0164

Ecology for non-ecologists

The course starts with an introduction to ecology and the fundamental understanding of evolution to understand processes at the population, community and ecosystem scale. We will continue with the concept of populations, discussing how the concepts of birth, death and movement shape populations over time. After this, we will scale up to communities and cover the variety of ways through which organisms interact, including: mutualism, competition, facilitation, and predation. We will then continue with the concept of consumer-resource interactions within a food web, working on the concepts of resources, competition and predation. We will explore bottom-up and top-down control in food webs and discuss the concept of trophic cascades. The last fundamental topic in the course are ecosystems, where we will elaborate on how biotic and abiotic aspects jointly shape ecosystems and discuss key aspects of ecosystem theory such as energy fluxes.



After this, we will look at the application of ecology in conservation. We will start with introducing how humans influence the environment, physically as well as chemically (pollution, climate change). We will continue with showing how the field of conservation ecology aims to provide the science to mitigate these negative anthropogenic effects by developing conservation measures based on theoretical understanding of populations, communities and ecosystems. This includes, among other things, use of knowledge of food webs and species interactions to sustainably manage pests and pollutants, and knowledge on population and community ecology to protect and conserve species and their habitats. We will show how conservation ecology has gone through several paradigm shifts and changing approaches towards conservation; strict protection during the early days of conservation, conservation based on sustainable use of resources, including the concept of ecosystem services, and more recently, conservation focused on restoring ecosystems and their functioning such as the concept of rewilding.

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