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...

Find out what renewable energy is and the role it plays in meeting energy needs. Renewable energy sources include biomass, hydropower, geothermal, wind, and solar.

Learn about renewable energy sources including biomass, which includes biofuels, hydropower, geothermal, wind, and solar.

Discusses how the the natural resources of the world are being depleted at an alarming rate, and that humans depend on them for their survival. Elaborates on four main causes of resource depletion, and initiatives that could help to...

This is a resource on solar energy, photovoltaic energy, solar thermal heat, solar thermal power plants and other forms of energy.

An approval from the U.S. Energy Department will financially allow further development and testing of low-carbon fuel.

One major advantage with the use of renewable energy is that as it is renewable it is therefore sustainable and so will never run out. Renewable energy facilities generally require less maintenance than traditional generators. Their fuel...

The Mackenzie Valley,in the Canada's Northwest Territories, is under the protection of WWF-Canada's Mackenzie River Basin Conservation Program. The program aims to protect habitats & ecosystems within the watershed, and to make sure...

In this activity, students will use cookies to simulate the distribution of our nonrenewable resources (energy). Then, they will discuss how the world's growing population affects the fairness and effectiveness of this distribution of...

What factors are important to consider in order to make informed energy decisions? In this interactive, you select one of three locations and the energy resources and then try to provide 100% of that community's electricity needs while...

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.

In this lesson, students read and analyze articles about the alkaline water in Lake Turkana in Kenya, and about a wind energy project near Lake Turkana. They then examine the many factors that must be considered when undertaking this...

Students consider the impact and sustainability of use of different biofuels on the economy, the environment, and society. Students also learn about bioelectricity and how converting biomass to electricity may be the more efficient way...

This lesson focuses on the scarce and non-renewable nature of fossil fuels in order to stimulate student thinking about energy conservation. It emphasizes the fact that saving energy can be good for the wallet as well as the earth's...

Major issue--the energy sources currently available to the world all have major drawbacks in the long term. Oil is efficient but leads to climate change. Coal is plentiful but polluting. Solar energy is appealing but only as dependable...

Natural gas is a colorless and odorless fossil fuel that is used in almost half the homes for heat. Learn more about this non-renewable energy resource.

Basic information about how these heat pumps function and where they can be used.

Discover the science concepts behind wind turbines and wind energy.

Learn about the efficiency behind wind energy, and understand how scientists look at the issue of power generation efficiency.

This text excerpt from "Nuclear Renewal" by Richard Rhodes examines the causes of the Chernobyl accident. Reprinted on the online home of FRONTLINE, the series on PBS.

Imagine if we could fly day and night using only solar energy. The expertly engineered Solar Impulse plane is flying around the world delivering a powerful message: clean technologies can achieve the seemingly impossible. Powered by a...

This page provides a list of 26 questions covering the major concepts in Chapter 7: Work, Energy, and Energy Resources from the AP Physics online text.

The U.S. Department of Energy provides links pertaining to solar energy. Understand the current technologies and issues with this resource.

The NRDC breaks down how to easily achieve at-home composting. Find out what can and cannot be composted.