Gadgetism.org > Eco Gadgets: HydroWind - A Dual-mode Turbine For Campers - Ecofriend

[Ecofriend] However, generating renewable energy by one means makes you dependent on a single resource, which on a bad day might not be as active as you want it to be. Ange Solomon thinks that the only way renewable energy could be made more dependable is to develop generators that can harness more than one natural resource.

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[WRI Featured Podcasts] THE CITY FIX: Exploring Sustainable Solutions To The Problems of ...: This is a marked difference when compared to trolley buses which can go only where the trolley wire traction is laid and not on all roads.Hooking to the trolley wire traction is done manually by the driver of the vehicle.Currently road transport vehicle using other bio fuels like ethanol blended petrol, biodiesel uses non renewable fossil fuels and also pollutes the atmosphere to the extent percentage of fossil fuel is blended.In my case bio fuel is used 100% through the bio-electricity route (No combustion arrangement exists in the vehicle since electric motor is the engine) and nil pollution since carbon cycle of our planet is maintained whereas in bio diesel and ethanol blended petrol only 20% and 50% maximum blending of bio fuel is possible respectively.

[Gristmill] The (renewable) electron economy, part 3 | Gristmill: The ...: GM's Chevy Volt will be one of the first production plug-in hybrids which GM is calling an "Extended Range Electric Vehicle" or EREVPlug-in hybrids / extended range electric vehicles: The most likely substitutes for small and medium sized vehicles used mostly for local trips but with some longer-distance usage are PHEVs/EREVs such as the upcoming Chevy Volt. In their simplest configuration, these vehicles will be driven by an electric motor that can propel the vehicle for as many as 40 to 60 miles on stored grid electricity (therefore the "plug-in" part) in a medium-sized battery and can switch seamlessly to using petroleum or other liquid fuels from its conventional fuel tank to run either a generator or small engine to propel the vehicle on longer trips.

[DoNoBad] DoNoBad--CSR and Sustainable Technologies » Archive » Walmart gets ...: With an aim of doubling fleet efficiency compared to 2005, Wal-Mart Stores announced that it will test two new types of heavy-duty commercial hybrid trucks and two different alternatively fueled heavy duty trucks.

[The Oil Drum - Discussions about Energy and Our Future] The Oil Drum | That cubic mile: In the long run coal will be replaced by renewables and nuclear. I expect the complete replacement of FF to raise electricity costs by about 20% (depending on the mix - a lot of nuclear might be a little cheaper), reduce ground transportation costs by something similar, raise air shipping costs by 30-50%, and water shipping costs by less than 1%.

[TFOT - The Future Of Things] Nokia Eco Sensor Concept: In order to reduce the use of non-renewable materials in the phone's construction, Nokia plans to use bio materials, such as polylactic acid (PLA), and plastics with plant or other biomass-based modifiers. Finally, Nokia states that the phone's casing will be made from 100% reclaimed steel.

[Green Car Congress] Green Car Congress: BMW Announces Market Introduction of the BMW ...: The hydrogen tank is made up of a double-wall tank structure consisting of two-millimeter-thick stainless steel plates and featuring a 30-millimeter-thick vacuum super-insulation layer between the inner and outer tank.This configuration reduces heat transfer to a minimum, the interim layer offering the same insulating effect as approximately 17 metres or 56 feet of styropor. The connection pieces between the inner and outer tanks are made of carbon-fibre bands minimizing the conduction of heat.

[Open the Future] Open the Future: Solving Problems by Getting Away From It All: Cars that run on guide rails, can more quickly become all electric. Projects that can lead to more advanced nanotechnology capabilities (more things like the UK ideas factory and Robert Freitas/Ralph Merkle work) would be .

[The Oil Drum - Discussions about Energy and Our Future] The Oil Drum | DrumBeat: August 29, 2007: I'm learning a new appreciation for how much effort it is going to take - the summer is ending, and I have not completed several things that I really had hoped to. But there are kids to raise, a life to live, I'm still employed by the industrial society of the past, my wife's gone back to work, and we're spending more and more money on those "non-core inflation" items (like food).

[Think] Tesla Motors - think: Okay Charles, I see where you’re coming from, but I still think you’re demanding an impossibly high standard of predictive ability from the Tesla crowd and specifically Martin…no longer with them of course….who was responsible for most of the early promises I guess. How much did they miss by?

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