Dive into the newly updated module, launched in January 2025, designed for grades 9–12. Students will examine the connections between carbon dioxide, ocean pH, and aragonite saturation state to understand why ocean pH is changing and how it impacts marine chemistry and ecosystems.
This 5-level module features interactive maps, graphs, and videos, incorporating the latest NOAA data to reveal the science behind these changes and their global effects.
Module Resources
Teacher Guide
This guide provides educators with lesson plans, background information and tips and strategies for using the data tools in the module.
Download PDF Teacher Guide
Video Tutorial
Updated video coming soon.
Student Worksheets (PDF)
These worksheets support the online lessons. Fillable PDFs are digital documents that students can type in and submit to a learning management system.
Fillable PDF Student Worksheets (PDF)
Student Worksheets (PPT)
Worksheets in this format give educators flexibility to add (or edit) content for a specific grade level or course.
Editable PPT Student Worksheets (PPT)
Worksheet Answer Keys
Answer keys are available for checking and reviewing answers with students.
Download PDF Worksheet Answer Keys
Science Standards
A guide to understanding how this module supports the NGSS and three dimensional learning for middle and high school students.
Read NGSS Connections Science Standards
Module Integration
There are many ways to integrate some or all of the lessons in this module into a unit or course. One example, aimed at high school teachers, is provided here.
Download PDF Module Integration