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Will 50% of the country be driving electric vehicles by 2020
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For more on marking an answer as the "Best Answer", please visit our FAQ.Japan has expectations of carbon emissions being reduced by 25% by 2020 on the conditions that other major industrial companies abide by it.
http://news.bbc.co.uk/1/hi/sci/tech/8241016.stm
http://news.bbc.co.uk/1/hi/sci/tech/8241016.stm
There are two main problems with Hydrogen.
Firstly getting the hydrogen - A lot of existinh hydrogen generation comes from stripping hydrogen from hydrocarbons which could just as cleanly be burnt as biofuels - and have the same problem of how do you grow enough of it.
The second problem is transportation. A tanker of hydrogen contains enough to fuel a couple of hundred cars. If you increase that by liquifying it you use a large proprtion of the energy in the hydrogen.
Biofuels and nuclear energy are the best short/medium term options for achieving these sorts of cuts
Firstly getting the hydrogen - A lot of existinh hydrogen generation comes from stripping hydrogen from hydrocarbons which could just as cleanly be burnt as biofuels - and have the same problem of how do you grow enough of it.
The second problem is transportation. A tanker of hydrogen contains enough to fuel a couple of hundred cars. If you increase that by liquifying it you use a large proprtion of the energy in the hydrogen.
Biofuels and nuclear energy are the best short/medium term options for achieving these sorts of cuts
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