Re: Global Warming myths debunked (was: Re: SFTV Ratings 5/6/2007 )-Lost, Stargate, Jericho, et cete

fredfighter@spamcop.net wrote:

> mn.humor removed from distribution (WTF?)

>

> On May 22, 6:09 am, Tim Bruening <tsbru...@pop.dcn.davis.ca.us> wrote:

> > fredfigh...@spamcop.net wrote:

> > > Followups set to sci.environment.

> >

> > ...

> >

> > > The oceans have not (yet) reached saturation

> > > and remain a net carbon sink. If ocean acidification

> > > reaches a point were they merely break even, emitting

> > > as much as they absorb, atmospheric concentrations

> > > of CO2 would rise at least ten times as fast.

> >

> > Can we dump something in the oceans to nullify the acid?

>

> The acidification results from the increase in atmospheric

> Carbon Dioxide itself, forming carbonic acid in the oceans

> faster than the formation of insoluble carbonates removes it.

>

> Increased ocean temperature also shifts the equilibrium from

> carbonate toward carbonic acid and reduces carbon dioxide

> solubility.

>

> It has been suggested that iron compounds can be used to

> stimulate the growth of phytoplankton that are an important

> stage in the biological oceanic 'carbon pump.'

I suggest setting up giant pumps to pump iron rich water from deep under

the sea.

> > > > > At 368 parts per million CO2 is a minor constituent of

> > > > > earth's atmosphere-- less than 4/100ths of 1% of all

> > > > > gases present.

> >

> > > It is now above 380 ppmv. Where did you get your

> > > (dis)information? My impression is that you posted

> > > it in good faith, unaware that it was easily proven false.

> >

> > But still less than 4/100ths of 1%.

>

> So?

>

> The point is that there is no basis on which to believe that the

> rate of rise will slow, stop, or reverse over the next hundred

> years or so, absent human change.

>

> The present rate of rise has come dangerously close to

> stopping the oceanic carbon pump which removes half

> of the CO2 from the Earth's atmosphere. That would cause

> the rate of rise to increase by a factor of about fifteen (15).

>

> There has to be a natural negative feedback process that in

> the past has caused atmospheric Carbon dioxide to drop

> back down. Some speculation is that global warming

> and increased atmospheric carbon dioxide concentrations

> stimulated increased plant growth that overtook and

> reversed the trend. But we have been cutting and burning

> plant life at a podigious rate so that is NOT going to

> happen any time soon in this inter-glacial epoch.

The solution to that is simple: Plant more trees!

"Tim Bruening" <tsbrueni@pop.dcn.davis.ca.us> wrote

> The solution to that is simple: Plant more trees!

Until the forests are fully grown.

But it's a stop gap measure that Al Gore is implenting thankfully.