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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 21 of 22

A graph (modified from Boggs and Inouye 2012, Ecology Letters) demonstrating that Speyeria mormonia (Mormon fritillary) butterfly visits are proportionally greater when their food plant, Erigeron...

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View Resource Effects of frost on wildflowers: an unexpected consequence of climate change--image 22 of 22

The ratio of flowers/butterfly (Erigeron speciosus to Speyeria mormonia) in year t is a good predictor of the change in the size of the Mormon fritillary butterfly population from year t to the next...

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View Resource Effects of multiple invasive species in experimental aquatic communities

In this exercise, students first work in small groups to collect background information on what mosquitofish and bullfrogs consume and then modify a food web based on that knowledge. Students then...

View Resource Energy Storage in Plants: Should Biofuels Be Made from Seeds or Leaves and Stems?

The investigation involves students determining where plants store potential energy (a.k.a., chemical energy). In the investigation, students will grow rapid cycling Brassica rapa plants and observe...

View Resource Eucalyptus trees (Eucalyptus largiflorens) killed by prolonged flooding of the Menindee Lakes to create storage reservoirs.

A photo of the Menindee Lakes in arid Australia depicts floodplain eucalyptus trees (Eucalyptus largiflorens) that were killed by prolonged flooding after the lakes were made into storage reservoirs...

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View Resource Exploring the population dynamics of wintering bald eagles through long-term data

ISSUES: DATA SET Exploring the population dynamics of wintering bald eagles through long-term data THE ECOLOGICAL QUESTION: How does a bald eagle population change over time at a winter...

View Resource Extreme droughts in the southeast- How do we sustain ecosystem services?

Predicted increased variability in rainfall together with the effects of fast-growing population centers, hydropower development, and irrigated agriculture will likely continue to alter landscape and...

View Resource Follow the Water.

This short film includes interviews with water researchers and presents basic concepts of hydrologic cycle. Water has many roles in the landscape; sculptor, solvent for minerals, a vector 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 Geographic Gradients in Community Patterns of Forest Trees

This exercise, intended as homework or an in-class exercise, provides a guided inquiry approach to understanding continental scale patterns of species richness and patterns of relative abundance...

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