Hypoxia in Coastal Marine Ecosystems
Annette Brickley; Kathy Browne, Rider University; Gabriela Smalley, Rider University
Aquatic ecosystems are home to a complex intersection of physical and biological factors and an intersection of natural and anthropogenic factors. In the Chesapeake Bay, low oxygen events have occurred periodically ...

CCD & Calcareous Ooze Assignment
Cynthia Lampe, Ventura College
The assignment pre-tests student understanding of the CCD, lysocline, calcareous ooze, and the deposition of marine sediments near mid-ocean ridges and ocean basins.

Crossword Puzzles to Review Mineral Concepts
Laura Wetzel, Eckerd College
Students complete a crossword puzzle to review the physical properties of minerals that are helpful in hand specimen identification. Mineral names and characteristics are particularly well-suited for a crossword format. Two versions are provided, one at an introductory level and one for more advanced undergraduates. Instructor files provided are easy to customize.

A Grand Tour of the Ocean Basins
Declan De Paor, Old Dominion University
The Tour Stops are arranged in a teaching sequence, starting with continental rifting and incipient ocean basin formation in East Africa and the Red Sea and ending with the oldest surviving fragments of oceanic ...

Sonar Demonstration -- Human Sound Wave
Kent Syverson, University of Wisconsin-Eau Claire
Sonar technology allowed scientists to produce high-resolution maps of the sea floor for the first time. This sonar demonstration uses a Human Sound Wave to image the "sea floor" in a lecture hall. In ...

Pangaea Breakup
Steve Whitmeyer, James Madison University; Mladen Dorevic, Old Dominion University
A Google Earth animation files was developed to show the Pangaea breakup. The animation is utilized to illustrate the evidence for plate tectonics and plate motion. Three student exercises are build around this ...

Waves and Tides: Understanding Characteristics & Practice Problems
Stephanie Jaeger, Green River Community College
Part A: Students identify basic characteristics and terminology for waves. Part B: Students define factors that influence tides and practice using tide charts and tide tables.

Climate Change Effects on Lake Temperatures
Cayelan Carey, Virginia Polytechnic Institute and State Univ; Kaitlin Farrell, University of Georgia
Climate change is modifying the thermal structure of lakes around the globe. Because it is difficult to predict how lakes will respond to the many different aspects of climate change (e.g., altered temperature, ...

Macro-Scale Feedbacks
Cayelan Carey, Virginia Polytechnic Institute and State Univ; Kaitlin Farrell, University of Georgia
Environmental phenomena are often driven by multiple factors that interact across space and over time. In freshwater lakes and reservoirs worldwide, carbon cycling and subsequent carbon dioxide (CO2) and methane ...

Unit 1: Collecting GPS Data
Karen M. Kortz (Community College of Rhode Island) Jessica J. Smay (San Jose City College)
GPS data can measure vertical and horizontal bedrock motion caused by a variety of geologic processes, such as plate movement and the changing amount of water and ice on Earth's surface. In this unit, students ...