Do now activity #5 What is population density? How is geographic distribution measured? If there are 500 foxes inhabiting 100 km 2 area of land, what would the population density be? What is a growth rate?

Essential Question: Section 8-3: succession What are the possible consequences that can result from (1 or 2) succession happening within a community? Section 8-3: succession Learning Target Predict how a specific change within an ecosystem can impact the organisms within the community.

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When an environment is changed over time overview When an environment is changed over time

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Primary Succession: happens on “new land”

Pioneer Community: First species to take over an environment (weeds). Primary succession Pioneer Community: First species to take over an environment (weeds).

Primary succession Climax Community: The end of succession. The community is stable for a long time.

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Secondary succession Secondary Succession: happens after an environment is destroyed (“old land”)

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