OT: A product from my University
Fred Brinkman
fred.brinkman at coditel.net
Fri May 30 13:29:57 EDT 2008
When we would start using Hydrogen to fuel our cars and nuclear energy
to produce the electricity to produce hydrogen, we'd probably be quite
on our way of a less pollutive environment... and use the money each
of us pays on taxes on fuel on developing nuclear fusion... we'd get
somewhere...
Fred Brinkman
http://www.euromnis.org
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Fred Brinkman Consultancy
B-1000 Brussel
Mob. +32-474-838080
mailto:fred.brinkman at coditel.net
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Op 30 mei 2008, om 06:04 heeft Sten-Erik Björling het volgende
geschreven:
> HI all,
>
> Some thoughts...
>
> - One cannot expect to replace the current levels of fuels for
> transportation with biofuels - cannot be done. The only viable
> alternative is to change behavior. And to start changing the
> societies to be less dependent on fossil fuel transportation - more
> rail, public transportation, urban planning centered on zoning
> supporting more local communities using IT-based communication for
> knowledge workers lessening the need for traveling long distances to
> work etc.
>
> - Much of the current price hikes on oil is tracked back to hedge
> fund speculation and speculators in commodities.
>
> - The alternatives that will come up during the next couple of years
> will be fragile - fuel cells technology will have to mature enough
> to support engines with greater usable times than 200 - 400 hours
> before replacement, battery technology will have to catch up to
> support large scale production of high capacity and safe batteries
> for electric cars and the issue on ethanol is covered already.
>
> - If I would buy a car today then it would be a diesel - and a
> diesel that is certified for running biodiesel. Unfortunately the
> latest cars with particle filters are not certified for using
> biodiesel - only some brands supporting EU 3 classification can run
> 100% biodiesel. One source for biodiesel that does not compete with
> food production and gives a large number of positive side effects is
> jathropha - a bush that can grow on soils that are not suitable for
> most other vegetation, demands relatively less water and which
> fruits not only supply vegetable oil of high quality but also
> eatable "waste products" after extraction of the oil. The remnant
> products from the fruits can be used for feeding cattle or other
> livestock, the bush give cover for the soil (preventing erosion),
> can be used to hinder expansion of deserts and other parts of the
> bush and the fruits can be used for other products as well. One can
> invest in jathropha - www.biofuel.no.
>
> - One large contribution one can give to lower the CO2 -
> contribution is to avoid eating meat - especially beef from cows and
> bulls. This due to the fact that this livestock generates a lot of
> methane - a climate change gas that is about 20 times stronger than
> CO2. 100 g of beef generates in total about 25 kgs of climate change
> gasses - and of more than half is related to the growing up of the
> cow and the methane it generates during its lifetime. Then is the
> issue of what the cow eats - if it is not grass while "strolling
> around" then that production of feed for the cow generates about a
> quarter of the production of climate change gasses for the cow. CO2
> from transportation in both consumer layer and the production /
> distribution layer has a relatively small impact. So look more at
> eating chicken if you are to eat meat...
>
> - A pig generates about 10 times more feces than a human. Eating
> port thus generates a lot of problems for the environment - not only
> methane generation but also threats to ground water aquifers and
> water supply etc.
>
> - Isolation of houses can contribute a lot - one can isolate against
> heat in the same way as one can isolate against cold. Chilled air
> can be maintained more in well isolated houses than not-so isolated
> ones. And one great cost in the future will be air conditioning. And
> one might look into new ways of cooling ones house - it will be
> warmer in the future. In about 100 years time it is estimated that
> the Mediterranean area of Europe will have the same climatic zone as
> northern Africa has today. This will present extreme problems for
> the populations in that region and one will have to really re-think
> how one will modify buildings, urban planning etc since one cannot
> be dependent on additional cheap energy. I think you will have the
> same problem in the US and other areas of the world.
>
> One has to be multi-dimensional in the future solutions to get
> anywhere...
>
> Take care,
>
> Stene
>
> ___
>
> 30 maj 2008 kl. 00.55 skrev Chris Peck:
>
>> We're averaging over $4 per gallon now in the States now, so we're
>> catching
>> up quickly. Went up roughly $1.50 in less than a year. Someone is
>> getting
>> mighty rich off of all of us poor working folks ... wonder how long
>> it's
>> gonna be before someone gets a little crazy over it and some Exxon
>> or BP
>> executives suddenly find themselves on the wrong side of those free
>> Dutch
>> guns???
>
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