APES Class Notes - Unit 2
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Summary
These notes cover various topics within the field of environmental science, such as biodiversity, ecological niches, and the evolution of species. The document examines the factors influencing adaptation and the impact of different environmental changes on ecosystems.
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UNIT 2 The Basics - - - WHat is biodiversity - - - Biod is made of three components - - - Habitat diversity - - Ecological niche - - Habitat loss - - Generalists and specialists - - - - - Genetic diversity - - - - - Evoluti...
UNIT 2 The Basics - - - WHat is biodiversity - - - Biod is made of three components - - - Habitat diversity - - Ecological niche - - Habitat loss - - Generalists and specialists - - - - - Genetic diversity - - - - - Evolution by natural selection - - - - - Biological evolution - - - Genetic variation and natural selection Mutations - - Adaptive trait (adaptation) - - Fitness - - How doesthe trait change - - - - - - - - - - - Phylogeny aka family tree - - - - - Genetic Bottlenecks - - Problems with a bottleneck - - - Species diversity - - - - - Habitat biodiversity - - - - Island biogeography - - - - - - - - - - - The ecological Island biogeography applies to habitat fragmentation as well - - How to improve patchy ecosystems - Islands are unique habitats with limited resources - Natural disturbances - - - Scale is key - - - - - - - - - - Climate change - - - Adaptation - - - - - Migration - - - - - - Extinction - - - - - Mass extinction - - - - - - Adaptive radiation - - - - Ecological Succession - - - - - - - - - - - - - - - - - - - - - - - - - - The benefits resources have on humans - - - - - - - - - - - - - - - - - - - - - - - - - -
