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Transcript
Ecological
Succession
Get out your
Journals
Ecological Succession the series of changes
overtime in an ecosystem.
A. Primary successionoccurs where no soil exists
Ex. Glaciers
After a Vocanic Eruption
Pioneer Species
-the 1st plants to grow
ex. Lichens and Mosses
B. Secondary
succession –
changes happen without
removing the soil. It is
caused by human
actions.
Example: wildfires
hurricanes
floods
Wildfires!
After the wildfire…
When a community of
organisms becomes stable ,
this stage is called climax
community.