L6 Ecosystems self sustaining mechanisms

L6 Ecosystems self sustaining mechanisms - Principles of...

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    CH05-1 Principles of Ecology Weather and Climate Self-Sustaining Mechanisms in Ecosystems Principles of Environmental Management Lecture 6
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    CH05-2 Objectives Weather effects on ecosystems Weather patterns and climate Ocean currents Ecosystem self-sustaining mechanisms Homeostasis Resilience Population Control Speces Diversity Natural Succession Evolution Genetic Variation Speciation Co-evolution Human impacts on ecosystems
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    CH05-3 Weather and Climate Weather daily conditions such as  rainfall and temperature Climate The average weather over a  long period determines the plant and  animal life of a region
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    CH05-4 Major Factors Affecting Weather and Climate The Earth is unequally heated, which creates  three major climatic zones:  Tropical Temperate Polar Air tends to flow from the equator to the poles
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    CH05-5 The Coriolis Effect and Topography Weather within the major climatic zones is  altered by wind flow patterns Wind flow patterns heavily influenced by the  spin of the Earth  Weather is also affected by topography,  especially mountain ranges. Fig. 5-2 Global air circulation
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    CH05-6    Ocean Currents Warm water from the equator flows  toward the poles warms landmasses as it passes
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    CH05-7 Self-Sustaining Mechanisms in  Ecosystems
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    CH05-8 Homeostasis: Maintaining the Balance Homeostasis is a state of relative  constancy vital to the survival of organisms
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L6 Ecosystems self sustaining mechanisms - Principles of...

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