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.

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

An extensive report on the creation of our ecological footprint on the earth and how it impacts the global processes and natural resources.

Explore the value of forest canopies. This article and resources that accompany it identify the benefits of a forest canopy: the homes it creates, the medicines is provides, and how it improves the air we breathe.

With the help of some economics metaphors, Habitat Network delves into the scary-sounding "ecological trap" and helps bring it to light.

Explains what the ecological systems theory is and it relates to child development. Looks at five environmental contexts that impact on a child's life and development. Provides examples of how different events within these frameworks...

Test your skills with this nine-question unit test.

Students explore their own ecological footprint in the context of how many Earths it would take if everyone used the same amount of resources they did. They compare this to the ecological footprint of individuals in other parts of the...

The morning alarm rings. You take a hot shower, brew up a cup of coffee, read a bit from the morning newspaper and hop in the car to get to work on time. Have you ever stopped to consider the total environmental impact involved in each...

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...

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

Good illustrated introduction to Spartina salt marsh ecology. Focus on the grasses and their interactions with each other and the animals that inhabit the marsh.

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....

A discussion of the effects of the Industrial Revolution on population growth, with emphasis on the question of sustainability. A great introduction to the field of ecology.

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

Find out how environmental degradation and the depletion of natural resources induced by human activities have attracted steadily growing concerns in the last decades.

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

Definition of herbicides, how they are used, their damage to the environment and to ecology, consequences to human health, use around the world, and the three classes of herbicides.

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...

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...

On this comprehensive site, the important values and benefits of wilderness are examined. The topics covered include: ecological benefits; economic benefits; education; geological value; history and culture; recreation; scenic and...

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