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tony 01-01-2011 05:44 PM

Weather
 
Coldest December for over a hundred years. I put it down to global
warming
Happy New Year to everyone
Tony Bull www.caterpillarfountain.co.uk

Paul Luton[_2_] 01-01-2011 06:59 PM

Weather
 
On 01/01/2011 17:44, tony wrote:
Coldest December for over a hundred years. I put it down to global
warming
Happy New Year to everyone
Tony Bull www.caterpillarfountain.co.uk


Coldest December in UK ! Yes it might well be a side effect of global
warming.

Happy New Year
Paul

--
CTC Right to Ride Rep. for Richmond upon Thames

No Name 01-01-2011 07:17 PM

Weather
 
Paul Luton wrote:
Coldest December for over a hundred years. I put it down to global
warming

Coldest December in UK ! Yes it might well be a side effect of global
warming.


Apparently if it really is a side-effect of the ice-caps melting diverting
the gulf stream away from us, it's going to do a lot more harm to the
country's climate and weather system than we're currently seeing. :-/

Granity 02-01-2011 03:57 PM

Another scare story put about by the warmists to get the great unwashed to believe in the religion so that they won't complain about being taxed more.

hugh 02-01-2011 04:04 PM

Weather
 
In message ,
writes
Paul Luton wrote:
Coldest December for over a hundred years. I put it down to global
warming

Coldest December in UK ! Yes it might well be a side effect of global
warming.


Apparently if it really is a side-effect of the ice-caps melting diverting
the gulf stream away from us, it's going to do a lot more harm to the
country's climate and weather system than we're currently seeing. :-/

AIUI the perceived threat is that the gulf stream will just stop
--
hugh
"Believe nothing. No matter where you read it, Or who said it, Even if
I have said it, Unless it agrees with your own reason And your own
common sense." Buddha

Pam Moore[_2_] 02-01-2011 06:18 PM

Weather
 
On 1 Jan 2011 19:17:12 GMT, wrote:

Paul Luton wrote:
Coldest December for over a hundred years. I put it down to global
warming

Coldest December in UK ! Yes it might well be a side effect of global
warming.


Apparently if it really is a side-effect of the ice-caps melting diverting
the gulf stream away from us, it's going to do a lot more harm to the
country's climate and weather system than we're currently seeing. :-/


I gather it wasn't so much the gulf stream (sea) being diverted that
affected us last month but the Jet Stream (air) which pushed far more
arctic air further south.

Pam in Bristol

Stewart Robert Hinsley 02-01-2011 10:33 PM

Weather
 
In message , Granity
writes

No Name;908855 Wrote:
Paul Luton wrote:--
Coldest December for over a hundred years. I put it down to global
warming-
Coldest December in UK ! Yes it might well be a side effect of global
warming.-

Apparently if it really is a side-effect of the ice-caps melting
diverting
the gulf stream away from us, it's going to do a lot more harm to the
country's climate and weather system than we're currently seeing. :-/


Another scare story put about by the warmists to get the great unwashed
to believe in the religion so that they won't complain about being taxed
more.

What mechanism do you propose operates to prevent the addition of
greenhouse gases resulting in (on average) a warming of the climate?
--
Stewart Robert Hinsley

Stewart Robert Hinsley 02-01-2011 10:35 PM

Weather
 
In message , hugh
] writes
In message ,
writes
Paul Luton wrote:
Coldest December for over a hundred years. I put it down to global
warming
Coldest December in UK ! Yes it might well be a side effect of global
warming.


Apparently if it really is a side-effect of the ice-caps melting diverting
the gulf stream away from us, it's going to do a lot more harm to the
country's climate and weather system than we're currently seeing. :-/

AIUI the perceived threat is that the gulf stream will just stop


That's one. Another is that the absence of sea ice in the Kara and
Barents Seas produces high-pressure systems that direct cold air over
northern Eurasia and Canada.

But last month may just be a result of weather, and nothing to do with
climate change.
--
Stewart Robert Hinsley

Dave Hill 02-01-2011 10:46 PM

Weather
 
On Jan 2, 10:35*pm, Stewart Robert Hinsley
wrote:
In message , hugh
] writes

In message ,
writes
Paul Luton wrote:
Coldest December for over a hundred years. I put it down to global
warming
Coldest December in UK ! Yes it might well be a side effect of global
warming.


Apparently if it really is a side-effect of the ice-caps melting diverting
the gulf stream away from us, it's going to do a lot more harm to the
country's climate and weather system than we're currently seeing. *:-/

AIUI the perceived threat is that the gulf stream will just stop


That's one. Another is that the absence of sea ice in the Kara and
Barents Seas produces high-pressure systems that direct cold air over
northern Eurasia and Canada.

But last month may just be a result of weather, and nothing to do with
climate change.
--
Stewart Robert Hinsley


Many years ago, in the days of the Light programme and the Home
Service, not to mention the Third Programme.
A comedian on Workers Playtime said that in Britain we dont have a
climate, we just have weather.
How right he was.
David Hill

Granity 03-01-2011 09:16 AM

Quote:

="" a=""What mechanism do you propose operates to prevent the addition of
greenhouse gases resulting in (on average) a warming of the climate?
Physics. .

Stewart Robert Hinsley 03-01-2011 09:47 AM

Weather
 
In message , Granity
writes

="" a=""What mechanism do you propose operates to prevent the addition
of
greenhouse gases resulting in (on average) a warming of the climate?


Physics. .

The physics of heat transfer in the atmosphere imply that the addition
of greenhouse gases results in (on average) a warming of the climate.
What other physical mechanisms do you propose operate to prevent this
happening?
--
Stewart Robert Hinsley

No Name 03-01-2011 09:54 AM

Weather
 
Martin wrote:
AIUI the perceived threat is that the gulf stream will just stop

Don't worry a meteor is going to collide with UK long before that happens.


That would be kind of poetic, since we seem to miss out on pretty much all
the other bad stuff.

Stewart Robert Hinsley 03-01-2011 11:31 AM

Weather
 
In message , Martin
writes
On Mon, 3 Jan 2011 09:47:40 +0000, Stewart Robert Hinsley
wrote:

In message , Granity
writes

="" a=""What mechanism do you propose operates to prevent the addition
of
greenhouse gases resulting in (on average) a warming of the climate?

Physics. .

The physics of heat transfer in the atmosphere imply that the addition
of greenhouse gases results in (on average) a warming of the climate.
What other physical mechanisms do you propose operate to prevent this
happening?


Radiation?


Radiative transfer is part of the physics of heat transfer in (in and
through if you want to be picky) atmosphere.
--
Stewart Robert Hinsley

Stewart Robert Hinsley 03-01-2011 12:07 PM

Weather
 
In message , Martin
writes
On Mon, 3 Jan 2011 11:31:20 +0000, Stewart Robert Hinsley
wrote:

In message , Martin
writes
On Mon, 3 Jan 2011 09:47:40 +0000, Stewart Robert Hinsley
wrote:

In message , Granity
writes

="" a=""What mechanism do you propose operates to prevent the addition
of
greenhouse gases resulting in (on average) a warming of the climate?

Physics. .

The physics of heat transfer in the atmosphere imply that the addition
of greenhouse gases results in (on average) a warming of the climate.
What other physical mechanisms do you propose operate to prevent this
happening?

Radiation?


Radiative transfer is part of the physics of heat transfer in (in and
through if you want to be picky) atmosphere.


and? The earth loses heat via radiation.


As radiative transfer is part of the physics of heat transfer in the
atmosphere it is not another physical mechanism.

As for why increased radiation does not prevent warming, the basic
principle is that half the radiative heat absorbed in the atmosphere is
re-radiated back to the surface. This means that the incident radiation
at the surface is increased. This means that more energy has to leave
the surface.

The amount of energy radiated by the surface depends on the temperature.
(For a black body it is proportional to the 4th power of the
temperature.)

So, if the additional energy is leaving the surface by radiation the
temperature of the surface has to be higher. In other words radiation is
not a process which prevents the addition of greenhouse gases from
resulting in an (on average) increase in temperature.
--
Stewart Robert Hinsley

Granity 03-01-2011 09:53 PM

Quote:

Originally Posted by Stewart Robert Hinsley (Post 909004)
In message , Martin
lid writes
On Mon, 3 Jan 2011 11:31:20 +0000, Stewart Robert Hinsley
wrote:

In message
, Martin
lid writes
On Mon, 3 Jan 2011 09:47:40 +0000, Stewart Robert Hinsley
wrote:

In message
, Granity
writes

="" a=""What mechanism do you propose operates to prevent the addition
of
greenhouse gases resulting in (on average) a warming of the climate?

Physics. .

The physics of heat transfer in the atmosphere imply that the addition
of greenhouse gases results in (on average) a warming of the climate.
What other physical mechanisms do you propose operate to prevent this
happening?

Radiation?


Radiative transfer is part of the physics of heat transfer in (in and
through if you want to be picky) atmosphere.


and? The earth loses heat via radiation.


As radiative transfer is part of the physics of heat transfer in the
atmosphere it is not another physical mechanism.

As for why increased radiation does not prevent warming, the basic
principle is that half the radiative heat absorbed in the atmosphere is
re-radiated back to the surface. This means that the incident radiation
at the surface is increased. This means that more energy has to leave
the surface.

The amount of energy radiated by the surface depends on the temperature.
(For a black body it is proportional to the 4th power of the
temperature.)

So, if the additional energy is leaving the surface by radiation the
temperature of the surface has to be higher. In other words radiation is
not a process which prevents the addition of greenhouse gases from
resulting in an (on average) increase in temperature.
--
Stewart Robert Hinsley

CO2's properties as a 'greenhouse gas' come from its absorption of infrared radiation coming from the Earth's surface (which it then re-radiates, thus keeping the heat in the lower levels of the atmosphere rather than letting it escape to space). The contention is that *all* the IR radiation which *can* be absorbed by CO2 already is, so adding more CO2 to the atmosphere can't increase the heating because there's no more radiation to be absorbed.


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