Friday, September 28, 2012

Peopleing



Overfishing has become a big problem, but as yet, overpeopleing has not!

Friday, September 21, 2012

Tilman's Model




Slideshow

http://www.slideshare.net/MarkMcGinley/tilmans-model-of-competition-for-two-resources

Expected Learning Outcomes

By the end of this course a fully engaged student should be able to

1)define ZNGI, consumption vector, supply vector, resource supply point

2)determine the outcome of competition when provided with information about ZNGIs, consumption vectors, and resource supply point.

3) distinguish between a stable and unstable equilibrium and be able to discuss why stable equilibria are particularly important outcomes from these models.

Competition in Animals and Plants




Readings

Competitive Exclusion Principle http://www.eoearth.org/article/Competitive_exclusion_principle

Resource Partitioning and Why It Matters
http://www.nature.com/scitable/knowledge/library/resource-partitioning-and-why-it-matters-17362658

Slideshow

http://www.slideshare.net/MarkMcGinley/competition-in-animals-and-plants

Expected Learning Outcomes

By the end of this course a full engaged student should be able to

1) discuss the relationship between the fundamental and realized niche

2) discuss some ways animals can partition niches

3) define and describe character displacement

4) discuss why plants and animals may not be able to partition niches in the same way

5) explain Tilman's R* model

Science in the News: While Arctic melts, Antarctic ice hits record. Is warming debunked?


http://www.csmonitor.com/Environment/Latest-News-Wires/2012/0921/While-Arctic-melts-Antarctic-ice-hits-record.-Is-warming-debunked