This time, Corey (the Wind Kid) Babcock has put up a challenging 1500 watt, grid-intertied, downwind bird on an 80 foot tower in spite of the utilities curmudgeonly cooperation.
Dennis Scanlin and the crew at Appalachian State give us the data needed to performance-tune their solar food dryer, first profiled in HP57. Hop yours up before the growing season.
Richard, Karen, and Joe get the nickel tour (and more) at the Siemens Solar plant in Camerrillo, California where silicon ingots are sliced, diced, doped and wired into into sun-sucking PV panels.
Batteries Need Love Too
Windy Dankoff has some tips and pointers for getting the most out of your battery bank. Performance plus lifespan equals value.
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Global warming is a huge problem which will significantly affect every country in the world. Many people all over the world are trying to do whatever they can to help combat the effects of global warming. One of the ways that people can fight global warming is to reduce their dependence on non-renewable energy sources like oil and petroleum based products.