ENVS201 Lecture Notes - Lecture 19: Keystone Species, Ecosystem Services, Nature Reserve
15 Jan 2017
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Document Summary
Keystone species: ecosystem services, genetic value. Species have future value: cannot predict which species may provide. Species have intrinsic value: aesthetic and spiritual value, moral obligation to protect regardless of instrumental value. Do different justifications lead to different regulatory approaches: trade-offs-utilitarian. Uses (parks v. reserves: rights based approaches. Who gets to determine: scientific determination, political determination. Stone"s argument: what we confer rights on evolves, we currently confer rights on inanimate objects, three key capacities. Relief relates to damages to object (not the person owning or using the object) Three levels (and interaction between them: ecosystem, species, genetic. Addressed by convention on biological diversity: framework convention signed by most countries. Provides broad principles & goals leaves implementation up to individual countries and to future agreements among states. Protect and enhance biodiversity: conservation measures, countries required to implement by domestic legislation. Provide access to biological resources and share benefits: recognizes intrinsic value, recognizes state sovereignty over resources, but identifies biodiversity as a.
