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Chapter 15: 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 5: You and the Environment

Acid Rain
Follow the link to this site to find information about acid rain. Scroll down the page to the Activity Page for an exercise in discovering what acids we use everyday. Perform the "Try This" activities and answer the questions.

Recycle City
Visit this site of the EPA to learn more about recycling. Click on different parts of the map for specific information. How can businesses reduce waste and reuse materials?

The Basics of Landfills
Access this site to learn about landfills. What are the four elements that are critical for making a landfill secure? In your Science Journal, sketch a diagram of a landfill including these elements. Label the diagram and list other important details.

Groundwater Primer
Learn more about groundwater pollution at this site. In your Science Journal, list the six categories of sources of groundwater pollution, and give an example of each.