History of the Gulf of Mexico "Dead" Zone
Martin Farley, University of North Carolina at Pembroke
Student analysis of the last 1000 years of the Gulf of Mexico hypoxia zone (informally "dead" zone) by using relative abundance of low-oxygen tolerant benthic foraminifera. In this example of ...

Unit 6.2 - Biogeochemical Examples
Adam Hoffman, University of Dubuque
In this week-long unit students will explore Critical Zone function and dynamics as they relate to nutrient cycling in agricultural systems and nutrient pollution into aquatic systems. This unit is generally ...

Module 4: Food and Water
Gigi Richard, Fort Lewis College
In this module, students will be introduced to the connections between water and agriculture. The first part of the module (4.1) explores how water is essential for growing food and how water is embedded in all of ...

Observing Salinity Patterns
Stephanie Jaeger, Green River Community College
Part 1: Students measure the salinity of samples using a refractometer, and consider the units and density of these values. Part 2: Students apply concepts and reinforce what they've learned about salinity and ...

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.

The Usefulness of Tidal Charts
Elizabeth Nagy-Shadman, Pasadena City College
This 8-page assignment on the topic of ocean tides is intended to be completed by students alone or in small groups during class (with the possible exception of the last page which requires access to the internet) ...

Ocean Acidification
Jennifer Bown, Clackamas Community College
Students choose shell fragments from different species of Molluscs and calculate percent lose after soaking in different ph solutions for different periods of time. They research ocean acidification and especially ...

Plankton Lab
Katryn Wiese, City College of San Francisco
Plankton Lab online (developed for remote learning during COVID-19 pandemic); students will explore plankton samples from three different locations in San Francisco Bay, identify organisms, and characterize the ...

Nitrates and Phosphates and Algae, Oh My!
The lab activity described here was created by Erin Bardar and Sarah L. Hill of TERC for the EarthLabs project. Summary and Learning Objectives Human-induced nutrient loading of the world's oceans has been ...

Seasonal variation in light, mixing depth and primary productivity in temperate northern hemisphere waters
Lauren Sahl, Maine Maritime Academy
In this exercise students work with light, temperature, and phytoplankton biomass proxy (chlorophyll a concentration) data to; Become more skilled in reading and interpreting semi log graphs, temperature profiles, ...