[Free Registration/Login may be required to access all resource tools.] Ecosystems are organized into several different levels, and they can be studied at any one of the various levels of organization. Learn more about levels of...

[Free Registration/Login may be required to access all resource tools.] Discover the hierarchal system found in the biosphere which helps scientists break down and delve into different aspects of ecology.

See how ecosystems are organized into several different levels, and an ecosystem can be studied at any one of the various levels of organization.

A webpage giving an overview of ecology. Learn about the biotic and abiotic factors that make up an ecosystem as well as the different levels of ecology.

An ecology simulation where each student plays a role of an organism in an forest ecosystem. Students earn and keep track of their own survival points to determine which type of organism is most successful at survival during different...

Through a series of multi-media learning activities, students will assess the dependence of all organisms on one another and the flow of energy and matter within their ecosystems.

Given illustrations, students will analyze the flow of matter and energy in food chains, food webs, and ecological pyramids.

A learning module that investigates how organisms respond to stimulus.

This illustrated article helps students identify levels of organization in ecology.

Discover how organisms interact in their environment.

Describes six levels of organization in the biological world - individual species, population, community, ecosystem, biome, and biosphere.

Three multiple-choice quizzes on topics and vocabulary in ecology.

A comprehensive ecology learning module where students assess the dependence of all organisms on one another and the flow of energy and matter within their ecosystems.

Organ Pipe Cactus National Monument in the Sonoran Desert, in Arizona, was declared a national monument to preserve the ecological wonders it houses. Peruse the history, culture, nature and science. Teachers, be sure to check out the...

Home page of the Save Our Seas Organization which seeks to protect all the oceans of the world.

Learn about how ecology is simply the study of how and why organisms interact with their environments.

In this lesson, students will learn about the different levels in the hierarchy of ecology and explain the relationships: organism, population, community, ecosystem, biome, and biosphere. They will also discover why different regions...

This journal article discusses incorporation of the Winogradsky Column into high school science classrooms to demonstrate nutrient cycles and inter-relatedness of organisms in the environment.

Use this site to learn about the effects of persistent organic pollutants on the ecology of Antarctic coastal waters. Information is presented for both teacher and student researcher.

Teach aliens about ecology as you play this game, and review your own understanding in the process. Topics covered include levels of organization, ecological relationships, nutrition and energy, cycles (water, carbon, and nitrogen), and...

In this lesson plan students are required to simulate activities that can affect a water source, such a river as it flows from one place to another within a community.

Create the parameters of your own ecosystem by choosing which producers and consumers live there. Visualize how the food web operates and species populations change. This simulator mimics the food web within a typical ecosystem and gives...

This activity is designed to accompany an interactive on the Annenberg Learner website. Students investigate the changes that take place in an ecosystem when they alter the organisms in a food web. As they work with the simulation, they...

Young scholars investigate what types of materials biodegrade in the soil, and learn what happens to their trash after they throw it away. The concepts of landfills and compost piles will be explained, and the students will have an...