helping kids and families learn to live a little bit greener
Solar/wind Max: 650w, Wind only: 400w rated, Wind only Max: 500w, solar panel is not included.
List Price: $ 699.00
Price: $ 649.00
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In the young 21st Century, two realizations are dawning on the world’s population: we are hopelessly dependent on petroleum, which is only going to get more expensive; and global warming, caused mainly by our burning of fossil fuels, will impact civilization in ways that we’re only beginning to grasp. Stepping in to fight both of these massive problems are the rapidly evolving technologies that harness renewable energy. We will see how air, water, earth, and fire are transformed into clean, reli
Price: $ 14.98
Due to the mounting demand for energy and increasing population of the world, switching from nonrenewable fossil fuels to other energy sources is not an option—it is a necessity. Focusing on a cost-effective option for the generation of electricity, Wind Energy: Renewable Energy and the Environment covers all facets of wind energy and wind turbines. The book begins by outlining the history of wind energy, before providing reasons to shift from fossil fuels to renewable energy. After examini
List Price: $ 124.95
Price: $ 103.33
Topic: Energy The class’s ferris wheel is about to cause them big trouble unless they find a way to power the carnival’s hottest ride. Carlos’s younger bother Mikey electrifies the crowd after he plugs into a powerhouse of alternative energy sources.
List Price: $ 6.93
Price: $ 81.95
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A PRACTICAL GUIDE TO WIND ENERGY ENGINEERING AND MANAGEMENT This authoritative resource offers comprehensive details on effectively using wind energy as a viable and economical energy source. Featuring a multidisciplinary approach, Wind Energy Engineering covers physics, meteorology, aerodynamics. wind measurement, wind turbine specifications, electricity, and integration with the grid. Planning, site selection, cost assessment, environmental impact, and project management are also discus
List Price: $ 100.00
Price: $ 73.69
SOLIO UNIVERSAL BLACK
Powers virtually all your hand-held electronics. Internal battery stores power for when you need it, day or night. Can be charged from the sun or from a computer USB.
Smart: Connector cable plus 5 tips. Fits Palm Treo, SE K750i, Nokia N-Series, HTC x 2.iPod: iPod connector plus cable.Contains: 12V female cigarette lighter adapter. Female USB connector cable + 4 tips (Nokia, Motorola, Samsung, Mini-USB), global A/C travel adapters.The Solio universal “hybrid” solar
List Price: $ 99.99
Price: $ 79.97
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This is a Folding Pocket Solar Charger. It comes with a battery charging unit for charging 4 AA or 4 AAA rechargeable batteries at a time. The power cord has a pre wired multiplug connector. It will fit common power supply ports on your electronic devises. It has a blocking diode to prevent reverse flow at night. The rugid housing unfolds to expose the solar panel to the sun. It also comes with a belt clip that will alow you to clip it to your backpack, purse or belt.
The omni plug fits the No
Price: $ 27.00
The Sunforce solar kit is comprised of 10 units of the 123 Watt Polycrystalline Sharp solar panel. Truly a value pack. These panels are designed for RV’s, homes, boats, back-up and remote power use, 12 Volt battery charging ans solar power stations, and much more! These are ten high efficiency polycrystalline solar cells, which are completely maintenance free and easy to install. Use this pack for various tasks, or connect the multiple panels for more power! The 39191 panels are completely weath
Price: $ 6,750.00
Polycrystalline solar panels are made from silicon wafers cut from multi-crystal silicon (they are also known as multicrystalline panels) and are also more efficient than amorphous panels. Polycrystalline panels are excellent for all small solar applications like RV’s and 4WD’s. Larger polycrystalline modules are also suitable for domestic and business solar installations. Polycrystalline modules come in both 12-volt modules to cater for 12-volt power systems and 24-volt modules for larger insta
List Price: $ 119.95
Price: $ 119.00
GudCraft CD-500 model is 500W 12 volt Wind Generator. New advanced model! Starts produce power from 5mph wind, if used with CD2.5 charge controller (available in our Amazon store). Fresh 2011 Version just shipped from the factory. This is the latest design with low wind start speed. This item is new in the factory unopened box. Comes with stop switch, instruction manual and all warranty information (3 year warranty from your purchase date)
Price: $ 399.00
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A very practical, hands-on guide to building your own wind turbine, complete with drawings and detailed specifications of all the materials and processes. Six different sizes of turbines are covered, and also three different battery voltages for each and some guidance for those who wish to connected directly the mains grid.
This publication is the fruit of ten years spent teaching practical courses during which wind turbines are built and tested. Hugh Piggott has spent thirty years of
List Price: $ 5.00
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