This is the website for a United Nations organization that works to develop solutions for desertification. There are lots of resources for learning about how desertification is affecting different parts of the world and about what...

Explains what is meant by sediments, how they can become contaminated, the types of contaminants, how contamination levels are assessed, and methods of remediation. The side menu links to information about policies, contaminant...

This resource is from the Strategic Environmental Research and Development Program (SERDP), an environmental research arm of the Department of Defense. It explains how sediment contamination has affected DoD facilities and what is being...

This set of lesson plans was developed to accompany Ground Rules: Mining Right for a Sustainable Future, a documentary film created by Caterpillar and Science North. They introduce students to the various phases involved in mining,...

This resource, which is part of a learning module, discusses sediment contaminants, problems associated with them, evidence of contamination, and how sediment contamination can be managed.

Earth's atmosphere contains greenhouse gases. Find out what these gases are and where they come from. Also link to other information about how greenhouse gases contribute to climate change.

The many sources of energy production in the United States are described in this overview. Included are traditional sources, renewable sources, and new energy production technologies.

Students explore the topics of mineral extraction, renewable and nonrenewable resources, and hazardous wastes in this comprehensive, interactive module.

An interactive graph that predicts how many years until more than two dozen natural resources (e.g., chromium, oil, tin, coal, etc.) are depleted, based on current production rates or production that grows each year. Use the slider at...

This 27-page booklet explains the Clean Air Act using everyday English.

High-resolution elevation data on land and in the ocean is used to examine the effects of erosion on the Hawaiian Islands. The remains of offshore landslides are also studied, and consistency with a hotspot model of formation for the...

In this activity, students will be given a hypothetical piece of property to study and apply the requirements of the National Environmental Policy Act (NEPA) to make recommendations about the possible land use.

This site provides a fact sheet with information on the basic data and properties of Erbium. It also includes some of its uses.

This collection of five learning modules looks at issues related to environmental change and sustainability. Topics addressed include changes in the atmosphere, soil, water, and biodiversity, and what can be done to counteract this and...

Explains what greenhouse gas is, how the greenhouse effect works, and the history of fossil fuel combustion. Causes of other damaging greenhouse gases, including methane, nitrous oxide, chlorofluoracarbons, hydrofluorocarbons, and...

Series of interactive online grammar quizzes divided into 12 chapters (intended to accompany text "Allons-y" but text not necessary). Each chapter is divided into various concepts and provides a short, self-correcting test - several in...

Illustrated tutorial explains nonpoint source pollution and its role in the health of the environment. Students learn about different sources of pollution and how these pollutants contaminate the land, air, and water. Click on the links...

This resource provides links that overview the history of land use in the United States. Numerous satellite images of different areas are provided.

This site provides an extensive list of the endangered plants throughout the United States

In this interactive tutorial, you will learn about the types of weathering and erosion that rocks and landforms undergo. This will lead to a discussion of soil and the types of soil. Lastly, you will learn about mass movements of soil,...

A directory of animal species endangered or under threat. Click on 'Conservation Status' to sort the list. Each species is accompanied by pictures, characteristics, facts, a map, threats they face, and what the WWF is doing to help them.

Learn about the task force formed to help the public understand the causes and effects of eutrophication in the Gulf of Mexico.

Student teams practice water quality analysis through turbidity measurement and coliform bacteria counts. They use information about water treatment processes to design prototype small-scale water treatment systems and test the influent...

This site explains what invasive species are and how widespread and detrimental their impact is on an ecosystem, on wildlife, and on humans. The methods by which they can travel are listed, and examples of invasive species are given. The...