Consider biomass as an alternative energy source with this PowerPoint. Environmental science pupils discover the potential of converting gases produced by landfills into useful energy. They compare and contrast environmental and economic...

People have been using solar energy for many generations to dry crops, heat homes, and for light. This presentation explains how now it is possible to capture the solar energy and store it for future use, details how and where...

A single slide introduces each of the following renewable energy sources: hydroelectric, wind, geothermal, solar, tidal, and biomass. This provides a succinct overview that you can use as a visual aid when you first introduce alternative...

All types of energy are presented here, with neat pictures and labels to illustrate the technology typically used. Ways of harnessing the energy most efficiently are discussed, and good examples provide starters for further research....

There are so many topics touched upon in this Jeopardy-style science game, that it is difficult to classify! The categories include electricity, matter, ecology, earth and space, and scientific investigation. This would best be used at...

The principles of pollution control on a molecular level are summarised here. The reasoning and study behind the principles are described, and your class will undestand how some techniques are developed to be more efficient.

This lesson will introduce energy pyramids, and show how energy moves from one trophic level to the next. It is 2 of 4 in the series titled "Energy Pyramids."

Learn about the many different energy resources available from our Earth. Find out the pros and cons of each type: both renewable and nonrenewable.

This lesson will introduce energy pyramids, and show how energy moves from one trophic level to the next. It is 1 of 4 in the series titled "Energy Pyramids."

Read 37 slides on energy flow and the nutrient cycle.