In this lesson, students learn about different types of ecological relationships, including symbiosis, mutualism, commensalism, and parasitism. Includes handouts and a vocabulary list with definitions.

Test your knowledge of ecology by taking this interesting thirty-question ecology quiz. Answer the questions and receive immediate feedback.

Explains what ecological succession is and why it happens. Describes some examples, how it affects humans, and why it does not really stop.

Humans are having a negative effect on the ecology of Antarctica. Get the facts on krill harvesting, global warming, and ozone depletion.

The Ecological Footprint is rooted in the fact that all renewable resources come from the earth. It accounts for the flows of energy and matter to and from any defined economy and converts these into the corresponding land/water area...

Article discussing research that supports having dairy cows live outside year-round rather than in a barn, as this practice produces a much smaller ecological footprint. (Updated: July 11, 2012)

A helpful map of North America which color codes its 15 ecological regions. Click on the different regions for a brief description of the area.

Habitat Network examines what we know about the ecological functioning of shorelines, and makes recommendations for design, planting, and management of these specialized zones.

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...

In this comprehensive lesson unit, students examine how overfishing has affected Chesapeake Bay's ecosystem. They will study food webs from the past and present and graph related data.

Extensive article on mangroves. Covers classification, physical characteristics, life cycle, habitat, economic value, and natural and human threats to their survival.

Information about amphibians, animals that can survive in a wide variety of habitats and cli-ates. The article discusses their behavior, diet, predators, conservation status, and evolution. (Published: August 29, 2008)

After looking at examples of natural selection and doing a simulation activity, young scholars investigate further by playing a simulation game and analyzing the data they collect. They then examine evidence of natural selection for the...

A large collection of resources to aid professionals, community members, and educators in communicating the role and importance of ecosystem services. Issues addressed include pollination, marine nurseries, and water purification....

In this lesson plan, students will consider Folktales and Ecology: Animals and Humans in Cooperation and Conflict. Worksheets and other supporting materials can be found under the Resources tab.

Learn about cooperation and "multicellularity" in prokaryotes including mutualisms, commensalisms, parasitisms. Also find out the role of prokaryotes in the carbon and nitrogen cycles.

The Cape Fear Estuary drains the largest watershed in North Carolina, containing 27% of the State's population. The Cape Fear River itself (about 320 km or 200 miles in length) is formed in the Piedmont by the confluence of the Haw and...

Taxonomy, morphology, range, habitat, and ecology are the topics explored in this in depth Black Spider Monkey site.

Have you ever wanted to be a scientist in the Arctic? Learn from the journals of a research group working on the Arctic sea ice at the northerntip of Canada. Global warming, security of northern routes, pollution, and changes to the...

Robin Meadows's article, "Struggling Against the Current," focuses on the Pacific Salmon and covers a variety of subjects including Ecological Importance of Salmon, No Easy Fixes for Wild Salmon, Hatcheries, Habitat Loss and Degradation,...

This article discusses how plants and microorganisms, until recently, have mostly controlled how much carbon dioxide is released into an ecosystem, and explains how this process works. Humans' burning of fossil fuels has upset the...

Students will understand the ecological concepts behind population dynamics of wildlife species.

Explains how a climatic community is the end product of ecological succession and describes the process by which this happens. Provides several examples of climax communities.

This essay is a thorough investigation of the various political and philosophical changes which have occurred throughout the environmental movement. Examines the current situation and includes references. Excellent article.