robnibg Posted June 5, 2009 Report Share Posted June 5, 2009 You know when an environmental system suddenly changes (see wikipedia). Can anyone think of any examples? Quote Link to comment Share on other sites More sharing options...
Turtle Posted June 5, 2009 Report Share Posted June 5, 2009 You know when an environmental system suddenly changes (see wikipedia). Can anyone think of any examples? Can you list a specific Wiki source to refer to? In the mean time on first blush, I thought of the St. Helens eruption. :hihi: Quote Link to comment Share on other sites More sharing options...
freeztar Posted June 5, 2009 Report Share Posted June 5, 2009 I believe robin is referring to the wiki on Ecological Thresholds. In that wiki, they give a link to over 100 examples. It can be found here: Database Quote Link to comment Share on other sites More sharing options...
Turtle Posted June 5, 2009 Report Share Posted June 5, 2009 I believe robin is referring to the wiki on Ecological Thresholds. In that wiki, they give a link to over 100 examples. It can be found here: Database Roger. St. Helens out then, as it is a big change. Just one Beaver can change a forest by a stream into a marsh, and all the coincident biota therein & thereabouts is affected. :blink: A dam is always a threshold after all. :confused: Quote Link to comment Share on other sites More sharing options...
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