CK-12 Foundation
Ck 12: Life Science: 12.29 Renewable Resources
Learn how some renewable resources contribute to alternative energy sources.
Energy4Me
Energy4me: Energy Sources of the World [Ppt]
Learn about the many different energy resources available from our Earth. Find out the pros and cons of each type: both renewable and nonrenewable.
Science Buddies
Science Buddies: Tireless Tides: Extracting Energy From Ocean Tides
Renewable energy is the energy that is extracted from natural sources, such the Sun (solar), earth (geothermal), wind, and water (hydropower). These sources are renewable because they can be replenished by the same natural sources within...
Other
Planet Ark: World Environmental News
Welcome to Planet Ark's daily Reuters World Environment News - the most comprehensive source of environmental news on the Net. To read previous news stories, please use the search engine below to find stories relating to any...
Other
Abc Da Energia
ABC Da Energia describes the many ways that energy can be obtained and conserved. It explains different sources of energy, how each works, and how energy can be saved in our daily lives. Interactive energy-saving activities and games...
Science Education Resource Center at Carleton College
Serc: Alternative Energy Resources
Society is beginning to recognize the limited supply of fossil fuels. In this project, students will investigate alternative energy sources. Conservation of resources is discussed and while conservation is an important step, at some...
PBS
Pbs Learning Media: Severe Weather
Observe various severe weather phenomena in this image gallery from WGBH. Weather is the combination of factors -- temperature, wind, snow or rain, and sunlight and clouds -- that happen in a specific place at a specific time. Sometimes...