Open Question: Why is public concern about climate change disintegrating?

6 February 2012, 9:32 am

The number of people willing to alter the way they live in the hope of making a difference to global warming fell by around 10 per cent last year. There was also a sharp drop in those who regarded themselves as ‘fairly concerned’ about climate change. The figures, released by the UK Government ... Read More »

Resolved Question: How much CO2 does a wind turbine require and use during manufacture, assembly and throughout its service life?

6 February 2012, 9:09 am

Has a study been done to determine the CO2 costs to the environment of producing and servicing these turbines? It is a fact that they are unreliable generators of power as policy makers must build in traditional energy production redundancy so that families stay warm when the wind stops on a cold ni... Read More »

Open Question: Looking for a DIY home sustainability site?

5 February 2012, 11:54 am

Hello everyone! I have recently been very much into the ideas of sustainability and natural energy. I have read stories of people in Denmark that run their entire house on electricity that they generate from wind turbines. They heat their water from a copper pipe cluster in their back yard. Or p... Read More »

Open Question: Electric Cars????????????????

4 February 2012, 8:07 pm

Sources say that Mercedes Benz is developing an all electric mid sized car. You can either charge it in an outlet or charge a charger that can charge the car while its driving. It will have 105 Miles per charge. This got me thinking... If turbines require wind to spin it and the spinning produces e... Read More »

Resolved Question: Could Wind Turbines produce energy in Space?

4 February 2012, 12:34 pm

Not counting the wind factor of course, but assuming the blade was moved via something other than wind, would the turbine still produce energy? Jill read the additional detail :( Ok I guess I didn't make myself clear enough -- I am asking if something SIMILAR to a Wind Turbine - aka motion to energ... Read More »

Resolved Question: look at what the earth is made up of?

4 February 2012, 9:50 am

A)f you wanted to erect wind turbines to generate electricity , would you search for location that typically experiences a strong pressure gradient or a week pressure ?expalin B)Refer to the accompanying satellite image of a hurricane . is the storm located int he northern hemisphere or the souther... Read More »

Open Question: Where can gold be used in wind turbines?

4 February 2012, 7:38 am

The main parts of a wind turbine is the blades, the rotor, the generator, the tail and the tower. But where (and how) can "gold" be used in one of these parts (or others) when the properties of gold is put into consideration? Thank you for your answer, but if you HAVE to use gold in a wind turbine w... Read More »

Open Question: how do i make a 3 phase generator for a wind turbine?

4 February 2012, 7:34 am

how to make a 3 phase wind generator... Read More »

Voting Question: Who ever works with alternative energy?

2 February 2012, 6:36 pm

I am interested in a career in alternative energy, more than likely Wind Turbines. I curretely work on jet engines and am interested in possibly switching to alternative energy. can anyone give me info on alternative energy jobs and if they are good choice to get into? thank you.... Read More »

Voting Question: Pretty Long Math Question, Please Help :)?

2 February 2012, 12:22 pm

Anaville is rural community with a population of 8,000 homes. It gets it's electricity from a small, municipal coal burning power plant just outside of town. The power plants capacity is rated 20 megawatts with the average home consuming 10,000 kilowatt hours of electricity per year. Residents of An... Read More »