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The Forum > Article Comments > Why Buffett bet a billion on solar miles per acre per year > Comments

Why Buffett bet a billion on solar miles per acre per year : Comments

By Henry Hewitt, published 29/6/2015

During the late innings of the ICE-age (as in the Internal Combustion Engine age) it has become clear that feeding gasoline and diesel to the next billion new cars is not going to be easy, or cheap.

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Boxer, the issue is appropriate use of technology. If it is possible to be more efficient in some uses of technology, then we should do that.

We don't use petrol engines for trucks because diesel is more efficient and has better power delivery characteristics. We choose the power plant that suits the needs.

At this stage nobody is proposing battery-electric power for very heavy haulage, although Tesla is working on battery power for smaller transport, like standard semis. There are also lots of designs now around to do battery swaps in just a few minutes. At the risk of being perceived as Tesla's mouthpiece, their model S and later can now do a complete battery swap at a dedicated station in less than 3 minutes, which is quicker than a petrol car can fuel up at 15 liters/minute (the standard pump flow rate).

At present there is no question that EVs are a poor option at the moment in Australia, but there is equally little question that this will change.

Have a look at this piece, which lists all the different types of horse-drawn transport.

https://en.wikipedia.org/wiki/Horse-drawn_vehicle

How many of those types do you reckon were produced last year?
Posted by Craig Minns, Monday, 29 June 2015 7:21:32 PM
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Curmudgeon, I saw a figure just for the Nissan Leaf and it was over 100,000.

In Norway it is the number one seller.

In Australia I think it is about 100.
I will go and have a look.

In US March sales 1817 for Leaf.
So the 100,000 must be world.
Posted by Bazz, Monday, 29 June 2015 8:41:58 PM
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