Curated OER
Changing Planet: The Warming of Our Large Lakes - Reasons for Concern
Another A+ instructional activity on the impact of climate change comes to you from the National Earth Science Teachers Association. In this installment, learners model the stratification of water in lakes due to temperature differences....
Virginia Department of Education
Freshwater Food Chains
What's in the water? Encourage your class to further explore this question and learn about pond ecosystems, food chains, and food webs as they complete this hands-on activity. They view the environment from a new perspective after...
Curated OER
Living Organisms as Indicators of Pollutants in Fresh Water Ecosystems
Students observe the effects of pollution on living organisms. In this pollution lesson plan, students observe fresh water Hydra and look at their structures and movement. They place samples of pond and lake water on the Hydra and...
Curated OER
Dissolved Oxygen in an Aquatic Ecosystem
Students explain why dissolved oxygen is important in aquatic ecosystems. They evaluate the optimal dissolved oxygen levels for living organisms.
Curated OER
"Using Cichlids To Demonstrate the Effects of Human Activity On Ecosystems"
Students explore the freshwater ecosystem of Africa's Lake Victoria by creating a freshwater aquarium. They investigate factors affecting the aquarium's ecosystem and conduct lab activities.
Curated OER
The Different Fresh Water Ecosystems
Students summarize the characteristics of an ecosystem. In this biology lesson, students identify five major fresh water ecosystem. They define terms and write a journal about what they learned.
Curated OER
That's Predictable - Stream Side Science
Research the impact that changes in biotic or abiotic factors might have on an ecosystem. Debate for or against the changes and take action in the community. This resource ideally follows stream studies that young ecologists may have...
Virginia Department of Education
Biomes of the World
Incorporate knowledge about biomes and ecosystems in multiple ways while encouraging creativity. Emerging ecologists collaborate and perform research to complete a graphic organizer about various biomes of the world. They conclude the...
Curated OER
Hawaii's Freshwater Ecosystems
Students examine brackish water. In this Science instructional activity, students observe organisms found in brackish water. Students record their observations of the various organisms.
Curated OER
Repopulating Michigan's Waterways
Eleventh graders identify the parts of an ecosystem and how communities change over time. For this ecology lesson students formulate a habitat restoration plan.
Curated OER
Reading and Writing Poetry: Seeing Many Facets of Fresh Water
Students create an original poem about water. In this Robert Frost and water lesson, students read examples of Robert Frost's poetry, write an interpretation, and look for imagery that appeals to the senses. Students use a handout to...
Curated OER
Ecosystem Interdependence
Students outline a scenario demonstrating ecosystem interdependence. They explain the effects of this change according to the food web. They give a positive example such as increased rain and have the students call out answers to your...
Virginia Department of Education
Go with the Flow
How does nature's hierarchy relate to our local human environment? Answer this question, along with others, as the class visually depicts the natural hierarchy provided by nature. Pupils discuss each piece of the pyramid and its energy...
Curated OER
Wetland vs. Stream Macroinvertebrates
A link to a comprehensive macroinvertebrate guide gives you the information needed to prepare for this field study activity. Sample macroinvertebrates are collected from areas representing different environmental conditions. Junior...
Curated OER
Freshwater Ecosystems Closing Lesson
Students create a commercial on how to care for fresh water. In this environmental science instructional activity, students write a script and use materials as props in the commercial. They present it in class and share comments and...
Curated OER
Investigative Case: The Nancy Creek Challenge
Students examine a case study of fish kill in Nancy Creek and identify the environmental conditions that favor life in a fresh water ecosystem. They work in small groups to assess the situation and gather resources from various places in...
Curated OER
The Captain And Lake Wilmar
Tenth graders examine the ecosystem of Lake Wilmar through three coordinated performance tasks. They first investigate the effects of pH on freshwater animals by comparing the zooplankton counts from three different areas. They then...
Teach Engineering
Introduction to Water Chemistry
What are the issues surrounding water quality? Viewers of this short presentation gain information about the importance of clean water, the lack of fresh water, water contamination, and ways that engineers treat water.
Virginia Department of Education
Heat Loss from a Fur-Insulated Animal
How do animals adapt to weather changes? Provide your class with the ability to understand adaptations and body temperature as they participate in this hands on experiment, using fake fur and hot water. Pupils collect data and analyze...
Curated OER
Birds, Baths And Oil Spills
Students examine effects of an oil spill on birds and animals that inhabit marine or freshwater ecosystems, and simulate procedures used by rescue workers who rescue and rehabilitate birds and other animals coated with oil.
Curated OER
Introduction to Simulation Project
Students create a simulated self-sustaining ecosystem. In this biology lesson, students examine the different food chain and ecosystems in their model. They recommend some improvements and changes to an existing ecosystem.
Curated OER
The Effect of Medications on Daphnia
Students explore how human beings affect the world's ecosystem by examining the affects of medication on daphnia, a small freshwater organism very sensitive to pollution. Students use a computer model to repeat the experiment and analyze...
Curated OER
Daphnia and Algae: A Study of Pond Dynamics
Students observe interrelationships and interdependencies of organisms which may generate stable ecosystems. They also study that living organisms have the capacity to produce infinite sized populations, but environments and resources...
Curated OER
Antarctica
Students explore why Antarctica is so important to the planet. They investigate the physical characteristics. Students create their own unique treaty of governance for Antarctica and discuss how laws are enforced in Antarctica.