In the desert south-west the intense sunshine and long summer days result in uncomfortable and even dangerously high temperatures for about four months.
This video examines solar water heating. Solar water heating is one of the most cost effective ways to use solar energy. Though there are many different types of solar water-heating systems, the basic technology is very simple and illustrated in this video.
This video explores the various uses for photovoltaics cells. From the solar powered calculator to radios, water pumping, street lighting and household use, the photovoltaic cell has found a wide variety of niches throughout modern day society.
This video traces solar development from the Hohokam Civilization - a Southwest desert culture which began about 200 years before Christ - through other southwestern native cultures whose architectural structures were built with a remarkable sensitivity to the sun’s daily and seasonal movements..