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View Resource Issues in Ecology, Issue 01: Human Alteration of the Global Nitrogen Cycle: Causes and Consequences

This report presents an overview of how humans have altered the global nitrogen cycle. An introduction to the nitrogen cycle is provided; as well as human induced nitrogen fixation and its impact on...

View Resource Cemetery Demography

This laboratory exercise examines the changes in human demographic patterns by visiting a local cemetery, collecting data recorded on tombstones, and producing a graphical representation of...

View Resource Foraging and Flocking Behavior

In this laboratory exercise, the following issues are examined: 1) why neither predators nor prey go extinct when there is a long period of nonrenewal of the prey population 2) the effects of...

View Resource A male Klug's clearwing butterfly (Dircenna klugii klugii) foraging on a coffee flower (Coffea arabica) in Finca Irlanda, Soconusco region, Chiapas

A male Klug’s clearwing butterfly (Dircenna klugii klugii) foraging on a coffee flower (Coffea arabica) in the Soconusco region of Chiapas, Mexico. Shade-grown coffee certification programs...

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View Resource Ecology of Habitat Contrasts: An Example from the Holyoke Range, MA

This Experiment introduces students to a local ecosystem and what ecologists do: observe and describe patterns in organisms and then attempt to explain why those patterns exist. In the example used...

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