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View Resource When Biocontrol Isnít Effective: Making Predictions and Understanding Consequences

Invasive species are a major threat to global biodiversity, second only to habitat destruction. One solution to the invasive plant species problem is biological control. Sometimes biological control...

View Resource Issues In Ecology, Issue 13: A Synthesis of the Science on Forests and Carbon for U.S. Forests

Forests play an important role in the U.S. and global carbon cycle, and carbon sequestered by U.S. forest growth and harvested wood products currently offsets 12-19% of U.S. fossil fuel emissions....

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 Forest Ecosystem Responses to Chronic Nitrogen Additions

In this activity, students work with data collected during 15 years as part of a long-term research project at Harvard Forest. Students analyze the data to address the question, "How have stands of...

View Resource Do Antbirds Help or Hinder Army Ants?

In this activity, students examine the nature of the interaction between army ants and ant-following birds. Ant-following birds benefit from the relationship by staying just ahead of the ants and...

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