31. Solar and Wind Energy Facts?
(Other Energy Alternatives/Other Energy Articles)

...rgy is really the answer to many of the world's problems. Of course the wind is a natural and renewable resource because you can keep using it as a source and it will never run out, as oil or coal wou...

32. Building a Solar Water Heater
(Solar Energy/Solar Energy Articles)

...e solar water heater that is a part of a passive system so that there is no need for an additional energy source. The first step in building solar water heaters is analyzing your personal water needs....