Already have a TD account?

If you are already a Teachers' Domain user, sign in now to connect your Teachers' Domain and accounts.

Teachers' Domain sign-in name:

Organization:

Password:

Signing in now will connect your and Teachers' Domain accounts, so that in the future you will automatically be signed into Teachers' Domain when you come from .

Not yet registered?

First time here?

As a user, you may browse Teachers' Domain and view as many resources as you wish without registering.

However, for access to all fo the features of Teachers' Domain, we'll need a little more information. Learn More

You are now "Test Driving" Teachers' Domain

You may view up to 7 resources in this limited trial period.

You have 6 views remaining. Register now for unlimited free access and to download, share, and save resources. Learn More

You are now "Test Driving" Teachers' Domain

As a user, you may view as many resources as you like without registering.

About Registration:

Registering with Teachers' Domain is free and allows you to:

• View as many resources as you like
• Save, sort, and share resources using My Folders and My Groups
• Download resources to your desktop
• See standards correlations for your state

Thank you for "Test Driving" Teachers' Domain

You have viewed all seven resources permitted in this limited trial period. You may continue to browse the site, but to view, download, share, and save resources, you must register now. Registration is simple, safe, and free.

For more information:

Learn about our online Professional Development Courses, or review our Privacy Policy.

If you still have questions, please contact us.

Topic: Environmental Health

Change grade range

Resource	Grade Level	Media Type
Contaminants in the Arctic Human Population In this video segment adapted from LOKE Films and the Arctic Monitoring and Assessment Programme, learn how human populations in the Arctic are affected by industrial contaminants in the food chain.	5-12	QuickTime Video
Dengue Virus Invades a Cell In this visualization adapted from the University of Massachusetts Medical School, discover the role that dengue viral proteins play in a human cell as the virus prepares to replicate.	9-12	QuickTime Video
Everyday Radiation How much radiation are we exposed to every day? Find out in this video segment adapted from FRONTLINE.	6-12	QuickTime Video
Evolving Ideas: Why Does Evolution Matter Now? In this video from Evolution, an exploration of multi-drug resistant tuberculosis in the Russian prison system highlights one reason it is important to understand evolution.	9-12	QuickTime Video
Facts About Radiation This document from the FRONTLINE Web site offers examples of everyday exposure to radiation.	6-12	HTML Document
How Cancer Grows Follow the growth of a carcinoma from initial mutation to widespread metastasis in this feature from the NOVA: "Cancer Warrior" Web site.	6-12	Flash Interactive
Microbe Clock In this Evolution Web feature, learn how mutation and fast reproductive rates can allow deadly microbes to outpace medical breakthroughs.	9-12	Flash Interactive
Nuclear Reaction: Searching for Safety This text excerpted from Beyond Engineering: How Society Shapes Technology by Robert Pool and reprinted on the FRONTLINE Web site looks at the impact of nuclear power.	6-12	HTML Document
Ozone Hole This video segment adapted from NASA's Goddard Space Flight Center gives a detailed explanation of the catalytic chemical process that has led to the creation of the ozone hole.	6-12	QuickTime Video
Radon Radiation The biggest source of environmental radiation might be in your home. Find out more in this video segment adapted from FRONTLINE.	6-12	QuickTime Video
Simple Solutions Amy Smith is an engineer who designs simple and inexpensive solutions to real-world problems. This video produced for Teachers' Domain features her innovative design for testing the safety of drinking water in the developing world.	3-12	QuickTime Video
Sources of Radiation This interactive activity from the NOVA Web site explores sources of radiation, both harmful and beneficial, natural and manmade.	6-12	Flash Interactive
Viewpoints: Harvest of Fear What do the experts say about genetically modified (GM) foods? Read these interview excerpts from the FRONTLINE/NOVA: "Harvest of Fear" Web site to find out.	9-12	HTML Document