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Audience is Grades 9 - 12
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View Resource Testing Hypotheses about Herbivore Responses to Plant Vigor and Herbivore Impact on Plant Reproduction

In this laboratory exercise, students examine hypotheses about the interactions between goldenrod plants and the gall-forming insects that feed on them. Students collect and analyze data to determine...

View Resource Hubbard Brook Streamflow Response to Deforestation

This teaching activity explores what the short- and long-term effects of a whole-watershed deforestation experiment are on streamflow. Students can use an MS Excel file or hard copy of data to graph...

View Resource The Insect Predation Game: Evolving Prey Defenses and Predator Responses

In this activity, learn about predator-prey interactions by pretending to be generalist insect predators foraging for three prey species (candy). Three feeding adaptations are used (mandibles,...

View Resource Map of Trinidad with Marked Locations

Three maps showing the location of Trinidad and the location of the tributary and pools included in the folder Degradation of a Tropical Stream. Blue lines represent stream path taken from...

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View Resource Drought in East Africa

These Landsat images show Kenya’s Masai Mara Reserve on December 4, 1994, a year with normal rainfall, and November 27, 2009, a year when the rains failed and a severe drought overtook the land. The...

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