Ecosystems

Hold the sea in the palm of your hand! Amateur oceanographers work together to create models of an ocean ecosystem in the sixth and final installment in a series. Raise awareness of global ocean health issues through guided research,...

How can you tell what an owl has eaten? Study the food chain and flow of energy in an ecosystem by dissecting an owl pellet and noting the bones found inside. Additionally, the lesson includes a game about consumers and producers with a...

Test scholars' knowledge of ecosystems with a 20-question pre-assessment. Assessment challenges learners to answer multiple choice questions, read diagrams, and complete charts.

Explore various ecosystems from around the world as your class discovers the interdependence of all living things. Using the provided sets of ecosystem cards, young scientists work in small groups building food webs to demonstrate the...

Thirteen short-answer questions follow a brief food web activity in a formative assessment designed to test knowledge of ecosystems and the energy that flows through them.

An ecosystem is really just the flow of energy through many different living organisms. A study of Rudyard Kipling's The Jungle Book leads to an environmental science activity in which learners study how various factors can affect...

Middle or high school environmental studies classes will learn much from this presentation on energy in ecosystems. It covers the foundational topics of trophic levels, food webs, and nutrient cycles using informational text and...

With the forest as an example, Sam and Zoe talk about the components biotic and abiotic of an ecosystem. They also discuss the role of producers, consumers, and decomposers. This concise clip covers all of the basics. As an introduction...

Vultures may be difficult to imagine as super-heroes. They eat rotten meat, puke acid, and certainly aren't very attractive. However, recent research has shown how essential they are to the ecosystem. A short animated video reveals how...

Do you have a pond in your backyard? While typically used for recreational or aesthetic purposes, ponds actually provide a habitat for several species. Identify some of the benefits aquatic plants have on pond ecosystems, and learn small...