Featuring images of glacier formations, this interactive resource adapted from the National Park Service explains what glaciers are, where they are found, how they form, and how they move.

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.

This is a resource for students to use in their study of minerals. It begins with a general description that includes the list of essential characteristics of a "mineral." Minerals are then grouped alphabetically. Selecting a name...

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

A student learning module with a focus on the relationship of temperature and salinity with density, ocean-influenced weather patterns, and how light and sound move through ocean water.

This viewer allows you to see ocean heat storage from space. These images indicate sea surface heights. Learn more about El Nino and La Nina and how they have profound effects on world climate.

A huge site from The University of North Carolina regarding radiometric dating, how it works, inaccurate methods, Carbon-14 dating, and lots more.

An learning activity to help students grasp the concept of relative dating and geologic time.

A learning module where students tour the fossil record to learn what fossils are, how organisms become fossils, the factors that promote fossilization, how paleontologists find fossils, and why some organisms cannot be fossilized....

Article describing the scientific evolution of theories about the ice ages and glaciation. The international efforts of scientists are noted, as well as the influence of societal mores on how long it would generally take for new ideas to...

Learn about different types of radiometric dating, such as carbon dating. Understand how decay and half-life work to enable radiometric dating. Play a game that tests your ability to match the percentage of the dating element that...

In this chapter, you will access Global Positioning System (GPS) data from the Plate Boundary Observatory (PBO) and analyze the data in a spreadsheet to measure the motion of GPS stations in the Pacific Northwest. From your analyses, you...

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...

This activity explains the application of relative dating for volcanic features in the ocean, after which students will identify which volcanic features are relatively older than others.

As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to the Earth. This page looks at the Earth and its lithosphere, the chemical composition of the Earth, the structure of the Earth, and more.

A lengthy article with lots of information about radiometric dating, including pictures and charts.

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...

Use this resource to understand polar covalence in ion-derived solids.

Article explaining what limestone is, how it is formed, where it occurs, the different types, and how it has been used throughout history. (Published: August 8, 2010)

Article describing research done in the West Antarctica, where ice cores were removed to a depth of two miles, providing information on climate change over the last one hundred thousand years. (Date published: Feb. 2, 2011)

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...

In this extensive lesson plan, students examine and investigate pictures of pollen grains to determine the likely climate at the time the pollen was shed.

An upper-level explanation of clastic sedimentary rock classification. Charts, diagrams, and review questions are included. Be sure to click on the PDF Clastic Identification key.

This site explores the classification of igneous rocks. Content addresses classification based on color and texture, mineral composition, and chemical composition.