After looking over several articles and reports about lead in the environment being toxic, students will write persuasive letters to various government officials to tell them how they feel about what the government is currently doing...

Everything you need to know about sedimentary rocks and the processes by which they are created, including weathering, soils, environments, and classification.

The ozone layer is important for blocking most of the harmful radiation that comes from the sun. You can find maps of the ozone layer and compare different regions of the globe for ozone coverage. Some scientists think that aerosols in...

Online children's story that teaches about the health effects of exposure to environmental hazards. Click on "next" at the bottom of the story to see why Kathy becomes "crabby" from all the chemicals and contaminants in her room.

An individual organism's genes determine its physical and behavioral traits. When individuals reproduce, they pass along unique combinations of genes to their offspring. Different environments favor individuals with different physical...

Understand how plant hormones allow plants to live in their environment.

This resource provides a complete chemical background on nitric acid including health hazards, environmental hazards, regulatory information, and safety.

This site contains great information about a number of household hazardous wastes and suggested methods of disposal.

Extremely detailed look at the dangers associated with the hazardous and solid waste sites in the U.S.

Characteristics of hazardous waste products are provided on this site. Alternatives to use which will not harm the environment are also explained.

Though it has increased food supply worldwide, the Haber process has taken an unforeseen toll on the environment. Daniel D. Dulek delves into the chemistry and consequences of this. [5:19]

Students are introduced to the producers of the various marine environments, their chemical processes, and identifying characteristics.

Information about the element, Zinc, atomic number 30. Covers physical and chemical properties, how abundant it is on the Earth, where it occurs, isotopes, zinc in the environment, its role in human health, and the history of its use in...

Information about the element, Nitrogen, atomic number 14. Covers common chemical transformations, its physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations. Also discusses...

This activity introduces students to the complex chemistry of estuarine water. Students investigate how chemical and physical water quality factors-pH, temperature, dissolved oxygen, and salinity-change and interact over varying time...

Use this website to find out about water quality issues anywhere in the U.S.A. where water studies have been conducted by the U.S. Geological Survey.

This page describes the chemical element antimony (chemical symbol Sb) and gives detailed information about its effects on human health and the environment.

Insects are known for their ability to develop resistance to insecticides. Currently there are insects resistant to every synthetic chemical insecticide used. There are many factors to developing resistance. In a population of insects...

Information about the insecticide DDT, a toxic chemical that was used widely in World War II and later, and is still used in some countries today. It has had far-reaching effects on the environment, as it is carried long distances by air...

A fact card describing the properties and characteristics of pyrite, where it is found, its effects on its immediate environment, its chemical structure, and where it fits on Mohs hardness scale.

Read a brief history of the use of DDT in the United States, its effect on wildlife, and the banning of the toxin in 1972 by the EPA.

Outlines the role of the Fish and Wildlife Service in protecting, conserving, and researching the fish and wildlife of the United States. Includes information about the role of DDT and its environmental effects.

This site has a user guided story about a bog that has been a secret dumping ground for waste.

The American Council on Science and Health provides headline health news as well as publishes its latest findings on important health and environmental topics.