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View Resource Aerial view of Lake Christina, MN (ca. early 1980s)

An aerial view of Lake Christina, MN, during turbid-state (ca. early 1980s). Pelican Lake (immediately downstream) is visible on lower right. The effects of turbid water discharging from Lake Christina into Pelican are visible.

 

Publisher: EcoEd Digital Library

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View Resource Mud manifests history of clear water in murky Minnesota duck depot Lake Christina: Press Release

This press release described the findings of a study of the impacts of human activities on a lake in western Minnesota. The study will be published as part of a 200-year Perspective on Alternative Stable State Theory and Lake Management from a Biomanipulated Shallow Lake in ESA's July edition of Ecological Applications. (http://www.esajournals.org/doi/abs/10.1890/11-1485.1)

 

Publisher: EcoEd Digital Library

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http://www.esa.org/pao/pressreleases.php?uid=121312
View Resource Sea Surface Warming in the Florida Keys

This pair of images illustrates the rise in sea surface temperature in the Florida Keys between June 11, 1985 and July 4, 2005. Most of the surface has warmed by one to two degrees Fahrenheit. Rising ocean temperatures due to climate change pose a tremendous threat to coral reefs and the marine life they shelter. Global water temperatures began a steady rise in the 1980s, accompanied by coral...

 

Publisher: EcoEd Digital Library

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http://scenechanges.org/carson.php
View Resource Pathways to Scientific Teaching, Chapter 7b of 7: Coding to analyze students’ critical thinking

Using a problem developed from Guinotte et al. [attached], we illustrate a research approach to determine the effectiveness of inquiry-based instruction on students’ understanding. Two research studies, one in biology (Udovic et al. 2002) and one in chemistry (Wright et al.1998), influenced our thinking about how to proceed. Both are exemplary studies that examined the impact of active learnin...

 

Publisher: EcoEd Digital Library

View Resource Pathways to Scientific Teaching, Chapter 7c of 7: Designing research to investigate student learning

The call for evidence-based research in education has accelerated in recent years, accompanied by the need to examine the nature of inquiry into student learning. Donovan and Pellegrino (2003) make a strong appeal to improve the quality of classroom research, stating that “education needs high-quality research if the results are to be reliable for the purposes of improving practice”. The challen...

 

Publisher: EcoEd Digital Library

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