On 11 November 2013 21:07, Bruno Marchal <marc...@ulb.ac.be> wrote:

> On 10 Nov 2013, at 08:42, LizR wrote:
> On 10 November 2013 18:11, meekerdb <meeke...@verizon.net> wrote:
>>  On 11/9/2013 6:13 PM, spudboy...@aol.com wrote:
>> Let me ask you Jesse do you suggest any substitute that we can turn to
>> for transforming world civilization to clean power? The only significant
>> thing I can think of, would be hiring Craig Venter to produce some methane
>> or hydrogen maker, that can, if necessary convert sea water to fuel.
>> You seem ignorant that converting sea water to fuel takes more energy
>> than you can get from burning the fuel (hydrogen).  So you still need a
>> clean energy source to do the conversion.
>> This would be a possible way of creating fuel for easy transport. One of
> the big points about petrol is that it's very transportable. The best
> solution to the world's energy problems imho would be to find a method of
> extracting carbon dioxide from the air and converting it plus water into
> petrol using solar power. Carbon-neutral petrol and we don't have to rejig
> all our existing transport systems. If we can extract more carbon than we
> use we might even cool the earth too.
> Is that not what the plants are doing, all the time?

Yes, but unfortunately the whole process takes millions of years.

> Can we do better, I mean today?
> Not at carbon sequestration, but to achieve a reduction in CO2 by growing
plants we would have to stop using cars and power plants and so on. The
reason I gave the above suggestion is that if we can do it, it would enable
us to be carbon neutral without giving up our civilisation to do so.

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