Alternative energy sources are being researched and developed to improve efficiency and reduce costs. Fluctuating costs of oil, coal and natural gas, along with their possible negative effects on the environment, has made energy sources such as wind and solar more cost-competitive with fossil fuels. More energy strikes the Earth in an hour than humans need in a year. We are now hard at work developing a variety of technologies to convert its power...

The energy demands and rising cost of oil have encouraged scientists and engineers to develop renewable energy alternatives. Biofuels are renewable energy sources from organic materials such as plants or animals that are directly converted into liquid fuels. The two most common biofuels in use today are ethanol and biodiesel. Engineered biofuels, such as ethanol and biodiesel that are made from starches, sugars and cellulose are already in use as...

Make your own free power from the sun ! Solar panels are easy to install and have no moving parts. You can even sell power back to the power company and make money every time the sun is shining. Markus Rothkranz takes you through his creative solar powered home and shows you how to make your own power from the sun, with lots of energy saving tips. In these economic times, it's nice to know you can be self sufficient, save lots of money and be completely...

Simple language and humorous illustrations show how energy comes originally from the sun and can be transferred from one thing to another.

Transforming energy is a documentary about the hope of alternative energy as a solution to the problems of global warming and the end of cheap oil and gas. It takes us into the lives, the passion, the commitment and the hard work of the people who are on the ground now, working to create a new energy paradigm.

Suggests activities and experiments for understanding global warming, causing a smaller power footprint, and using solar and wind power, and spotlights young activists.

In a climate of uncertainly, green pioneers are pushing ahead with their visions of the future. Many citizens have limited knowledge of the opportunities that will come from taking a more creative approach to renewable energy, ecologically sustainable farming, greener buildings and lifestyles and other innovations. But despite this there is now a whole army of people urgently mapping the future. This documentary follows four main characters, Sydney's...