Carnegie Mellon University
Ocean Acidification
After brainstorming what they know about ocean acidification, youngsters place eggs in acid to determine the effects on calcium-containing organisms, and add carbon dioxide to solutions with sea shell material to discover the impact on pH.
Howard Hughes Medical Institute
Ocean Acidification
Human impacts on the environment can sometimes be difficult to measure, especially under water! An activity centered on ocean acidification gives science scholars the opportunity to examine the effects of carbon dioxide on marine life....
University of Waikato
Ocean Acidification and Eggshells
Eggshells and seashells have a lot in common. Learners use the similarities to conduct an experiment that models the effect of ocean acidification on marine animals. Using varying levels of acidic liquids, pupils make observations on the...
Consortium for Ocean Science Exploration and Engagement (COSEE)
Ocean Acidification: Whats and Hows
Open this lesson by demonstrating the production of acidic carbon dioxide gas by activated yeast. Emerging ecologists then experiment with seashells to discover the effect of ocean acidification on shelled marine organisms. They measure...
NOAA
Ocean Acidification
If tap water is more acidic than ocean water, why are we so concerned about ocean acidification? The third installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program focuses on carbon dioxide levels in...
Curated OER
Changing Planet: Ocean Acidification - the Chemistry is Less than Basic!
A video and laboratory investigation are highlights to this lesson on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...
DiscoverE
Ocean Acidification
Combat ocean acidification with bubbles. Young engineers create a system that reduces the acidity of water. Dry ice in water helps simulate ocean acidity, and blowing bubbles into the water results in a gas exchange that neutralizes the...
Space Awareness
Ocean Acidification
Learn the science behind ocean acidification and its effects on ocean wildlife. Young scientists conduct a laboratory investigation that monitors the acidity level of water. While burning a candle, learners capture the carbon dioxide in...
California Academy of Science
Ocean Acidification Mock Conference
In a comprehensive role playing activity, teens play the parts of different stakeholders in the realm of acidic oceans. They research, debate, and create a presentation from the perspective of either ocean organisms, the fishing...
NOAA
Ocean Acidification
Carbon dioxide is on the rise; does that also mean a rise in danger to humans and animals? Scholars learn what that means for the environment and more specifically the ocean. They examine data on the pH of different ocean areas and learn...
Consortium for Ocean Science Exploration and Engagement (COSEE)
Plankton to Penguins: Antarctic Food Web
A well-written lesson plan, second in a series of four, gets high schoolers exploring how the Antarctic food web is impacted by climate change and the associated melting of polar ice sheets. It begins with a PowerPoint presentation about...
College Board
2011 AP® Environmental Science Free-Response Questions
Beetle population, climate change, and acidification are all real environmental threats. Scholars display their knowledge of these threats and offer solution strategies in a four-question assessment resource. Questions from the AP® exam...
NOAA
Off Base
How does carbon dioxide affect the world's oceans? The final installment in a series of six lessons has pupils research ocean acidification, then conduct an experiment to witness the delicate balance that exists in our seas. Materials...
Space Awareness
Transforming Water Into Acid ... And Back
Greenhouse gases affect marine wildlife in life-threatening ways. Through experimentation, your classes explore the acidification of water from the main greenhouse gas carbon dioxide. As they introduce carbon dioxide to water, a pH...
NOAA
Why Should I Care?: Show How Increased Carbon Dioxide Makes the Ocean More Acidic
How does a change in pH affect the ocean ecosystem? Scholars explore the idea by making an acid-base indicator in part seven of the 10-installment Discover Your Changing World series. First, they explore impacts of carbon dioxide in...
New York Hall of Science
My Carbon Footprint: High School Curriculum
The earth has a love-hate relationship with carbon. Learners complete a series of nine lessons that begin with an examination of the role of carbon in Earth's systems. They then relate changes in climate and weather to changes in the...
Curated OER
Off Base
Learners explain the Chatelier's Principle. In this pH lesson plan, students identify factors that resist changes in pH of the ocean and why the ocean is becoming more acidic.
Curated OER
Coral Reefs Endangered
Students identify different types of nutritional relationships in a coral reef system and trace the energy flow. For this marine biology lesson students create a simulation of acidification of the coral reef.
Information is Beautiful
How Many Gigatons of Carbon Dioxide...?
Here is an interesting infographic that presents information on the amount of carbon dioxide we can safely release into the atmosphere compared to the actual amount we have released to date.
Consortium for Ocean Science Exploration and Engagement (COSEE)
Carbon Dioxide & Krill: Impacts
What effects do temperature and carbon dioxide levels have on the zooplankton of Antarctica? This concluding lesson plan in a short unit on climate change and the ocean helps environmental scientists answer these questions. After...
Curated OER
Understanding Scientific and Social Implications: Acid Rain
Students examine the social and scientific implications of acid rain. In this acid rain lesson plan, students read an article about acid rain, the causes of acid rain, the effects of acid rain on the environment and the proposals to...
California Academy of Science
Coral and Chemistry
Using cabbage juice as a pH indicator, future scientists explore the effect of increasing carbon dioxide on the pH of the ocean and relate it to the health of coral reefs. Ideal for an earth or environmental sciences course, this lesson...
National Wildlife Federation
Ghost Town
Around 93 percent of the reefs on Australia's Great Barrier Reef have been bleached, and almost one quarter of them are now dead. Scholars research the sea temperatures, especially around the areas with coral reefs, to make connections...
NOAA
To Boldly Go...
When we think of ocean exploration, many of us have visions of sunken pirate ships full of treasure or mysterious creatures of the deep. What really motivates deep-sea investigation? The first in a series of diverse six-part lessons...