Geography 1500F/G Chapter Notes - Chapter 1: Ecosystem Services, Decision-Making, Eutrophication
16 Dec 2018
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Definition of a driver - any natural or human- induced factor that directly or indirectly causes a change in an ecosystem. Composition of people"s diet changes, w/ less consumption of starchy stables (rice, wheat ) and. Energy consumption tend to w/ rising levels of gdp per capita. Policy distortions serious economic and env. consequences. Decision making and quantity of public participation. Culture as the values, beliefs and norms that a group of people share. Ex. influence consumption behavior driver of env. change. Exploit the knowledge have profound implications of ecological systems and human well-being. Technology extract considerable fish biomass from the marine system. Cause algal blooms, drinking water-, eutrophication of freshwater ecosystems, hypoxia in coastal marine ecosystems. Species distributions, population sizes, timing of reproduction or migration events, pest and disease outbreaks+ (especially in forested systems) Changes in ecosystem services new opportunities on land response to degradation social effects as changes in income inequality.
