From green business and new environmental legislation to how nature impacts our environment in ways never before considered, Earth Wise offers a look at our changing environment.

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The hydrogen economy


Many automakers believe that the ultimate replacement for gasoline power will be hydrogen fuel cells. In order for this to come about, production of hydrogen will need to be economical and energy efficient.



How safe is hydrogen?



Hydrogen-powered cars are soon to hit the market and there are many advantages of such vehicles in terms of environmental friendliness and driving range. But filling our tanks with hydrogen makes many people nervous and they wonder just how safe hydrogen is.



Hydrogen from water and sunlight


If hydrogen fuel cell cars are going to become commonplace, we need cleaner and cheaper ways to produce hydrogen. Making it from natural gas is not environmentally desirable and so far, using electrolysis to break apart water has been too energy intensive and too expensive.



Splitting water with a AAA battery

AAA Batteries 

Several major automakers are betting on hydrogen fuel cell cars as the non-polluting future of personal transportation. Indeed both Toyota and Honda will begin selling fuel cell cars in the US some time next year.



Hydrogen cars are coming

Hydrogen Car

Cars that run on electricity instead of fossil fuels are becoming increasingly common and may eventually replace their internal combustion counterparts entirely. However, it is not at all certain what the source of electricity in cars will be.


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