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Heal our EarthコミュのStockholm - Tokyo: 8 928 000円

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Travel while you can - soon it might be too expensive. 飛行機
Fuel prices have more then doubled the last couple of years
and continues to rise.
Swedish author and journalist Gunnar Lindstedt are painting his picture
of future air travel in his latest book, "Oil" His theory of high flight costs
are built upon the oil shortages expected in the next 10 years. Old oil
fields are diminishing, while new ones are getting harder to find.
Today, the world consumes 30 billion oil drums per year, but only 5 billion
of these are coming from newly discovered oil fields. If new fields can't
be found then production will go down, and the price will go up.

Most airline companies are trying to protect themselves from a increase
in prices by securing them for one or two years. But sooner or later, the
oil prices will catch up. And this will have a great effect on airline companies.
Today, fuel prices are more then twice as high compared to the year 2000.
Airlines are doing what they can to survive. A modern airplane are consuming
less fuel then an old one, and there is clearly room for further technical
improvements. New airplanes are also built in lighter composite materials,
resulting in less fuel consumption.
Alternative fuels to airplanes are harder to develop then it is to cars and
buses because the airplane are depending on the ratio between weight, volume
and energy
But is is possible to make jet fuel without oil. Biomass is one example, but
there is no commercial way to do that today. Among other things it has
to be certified to comply with safety requirements and regulations. It is also
a matter of cost. It is expensive to manufacture. But in bigger scale the cost
would go down. Although that would not be efficient as long as the oil companies
are still making profit.

FUEL CONSUMPTION OF A LONG DISTANCE AIRPLANE

This is an calculation of fuel consumption of an Airbus 340-300 with 220 passengers on board
on a flight between Stockholm and Bangkok

- Jet fuel: 169 294 liter

- Jet fuel per passenger: 768 liter

- Fuel cost per passenger: 59107 yen

- Carbon dioxide discharge per passenger: 1 935 kg
(Equivalent of normal use of a car for one year)


With fuel prises four times higher then today, flight tickets will cost almost 178 000 yen more
per passenger

コメント(1)

地球環境の為に早く原油に代わる燃料の普及進む事を望みます。
電気等のエコcarや太陽電気の自家発電等もあります。
しかし今は高額で一般の人にはなかなか入手しにくいです。
例えば最初は国の補助があるとか、年間収入が高い人は強制的にそれを購入する等なんらかの方法が早く行われて欲しいです。

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