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Chapter 23: Life and the Environment

World Population
This site contains a Java applet that continually updates to show the current world population. You can compare today's world population with any date since January 1, 1970. What was the world's population when you were born? How much has the world's population increased since then?

Simulation Server, Theoretical Ecology Information Outlet
This site provides higher-level interactive ecological models. Access it by following the link to learn more. How are the dynamics of pollinator-plant interactions similar to those of predator-prey?

Association of National Bio-Control Producers
This site is all about integrated pest management. Access it by following the link and learn about beneficial producers and consumers. What is one common pest of many greenhouse and outdoor crops?

Population Index
Search for information on human populations by state, country, or region of the world; includes summaries of articles about changes in population.

Food Chains and Food Webs


Visit the food chain and food web links below. Use the information on these Web sites to make your own food web for what you eat.

Eat and Be Eaten

Food Chains

PW: Food Chains 7

Food Chains

Unit 7: Ecology

Welcome to the United States Environmental Protection Agency
This is the Web site for the EPA, the government's ecology agency. Visit this site and find out how you can make your environment better. Plan a project with your class to help the environment in your area.

Center for Conservation Biology Network
The Virtual Library of Biodiversity and Ecology includes information on biodiversity, ecology and the environment. View this virtual library and access the What's New section. Develop your own ecology newsletter based on this information.

Ocean Planet, Smithsonian Institution
The Smithsonian Institution maintains this online museum exhibit about oceans. Access the site and find out how many ways ocean habitats are being destroyed.

Major Biomes of the World
This site gives a detailed overview of the different biomes of the world. Visit this site and create a showcase in your school that demonstrates the different biomes.