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Saturday, February 10, 2007

Cosmic Rays Blamed for Global Warming

By Richard Gray, Science Correspondent, Sunday Telegraph

Another country heard from:

Man-made climate change may be happening at a far slower rate than has been claimed, according to controversial new research.

Scientists say that cosmic rays from outer space play a far greater role in changing the Earth’s climate than global warming experts previously thought.

In a book, to be published this week, they claim that fluctuations in the number of cosmic rays hitting the atmosphere directly alter the amount of cloud covering the planet.

High levels of cloud cover blankets the Earth and reflects radiated heat from the Sun back out into space, causing the planet to cool.

[...]

He said: “It is a relatively new idea, but there is some evidence there for this effect on clouds.”

Read the whole thing.

I guess the globalwarmingists will try to demonize this guy, as well.  Science marches on.

Comments

Pretty interesting there, Robert108.

Cosmic rays as a modulator of Earth albedo has been a suspect for a while.  This is the clearest explanation of how such a link might manifest itself.  I’ve another that I’ve been working on involving cosmic rays effects on the ozone layer.

Another thing that is interesting is that cosmic rays dominantly strike at the poles.  The fellow Harrison was looking at a link to cloud coverage in the UK, so he’s looking in the wrong place for a correlation.

Carrick on February 11, 2007 at 07:54 am

By the way, here’s an earlier link to this controversial idea. (Sorry that the original wasn’t available… I gave the Google cache link instead).

The lede paragraph is revealing:

The controversial idea that cosmic rays could be driving global warming by influencing cloud cover will get a boost at a conference next week. But some scientists dismiss the idea and are worried that it will detract from efforts to curb rising levels of greenhouse gases.

So we shouldn’t talk about other ideas than CO2-induced global warming, because they might distract from policy considerations?

That’s not science, folks.  That’s politics making pretense at being science.

Carrick on February 11, 2007 at 08:30 am

This is not a “relatively new idea”. That increased Solar output effects planetary temps is a hypothesis that has been around for decades. Increased Solar output increases oceanic evaporation rates, which in turn increases cloud formation, which increases albedo, in effect reflecting a higher level of heat from increased Solar output away from the planet. There is still a substantial amount of planetary warming from radiation that passes through the water vapor in the atmosphere.

Carrick, r108, are we the only people that know how to access the Planetary Sciences page at nasa.gov? Is all the research done at Lawrence Livermore and University of Oklahoma just pitched into a giant incenerator, or what?


Una Salus Victus Nullam Sperare Salutem

2Hotel9 on February 11, 2007 at 08:33 am

2H9, the relatively new idea is that cosmic rays act as a modulator for solar flux via cloud formation.  The oldest reference I could find to it was in 2002.

There have been less specific proposals, but these lacked the detail to be directly tested.  The effect described in R108’s article has been replicated in a laboratory, so we have some confidence that it is real.

Carrick on February 11, 2007 at 09:13 am

As Carrick has aptly pointed out the Scientific method has been hijacked for political reasons.

I just want to point out again that the Socialists have adopted global warming as a vehicle to advance their agenda.


What’s going to happen to US industry when the global warming extremists like John McCain double the price of electricity?  I would think all these factories will close and set up in countries where they aren’t scared of technology.


The Whistler's signature
The Whistler on February 11, 2007 at 09:29 am

Ok, dense moment over. I linked to the Royal Society Journal site and now see the point. I blocked The Telegraph a few months ago, kept getting way too much advertspam from them. The study is not about Sol produced radiation, it focuses on extra-Solar radiation inter-acting with the upper ionosphere in formation of high altitude clouds. Now I see! Sorry. An intriquing line of study, with the increase of Solar activity a greater amount of extra-Solar radiation is being blocked, or radiated away, from the inner reachs of the Solar System. That about sum it up?


Una Salus Victus Nullam Sperare Salutem

2Hotel9 on February 11, 2007 at 09:54 am

Um...sort of.  The cosmic rays they are talking about is really the “solar wind”, which is highly correlated with sunspot activity.

The solar winds generate charged particles in the upper atmosphere, which it is though produce larger-sized water condensation particles than normal.  This has the effect of reducing cloud formation, and hence decreasing the albedo of the Earth, thus causing it to warm.

One of the clues, that a friend of mine noticed independently,is that only the ground temperature is increasing, and not the upper atmospheric temperature.  If CO2 were the culprit, that makes no sense (water vapor is the dominant greenhouse gas in the troposphere;… 95% of the effect comes from it, and only about 0.3% from human generated CO2)… you’d expect most of the effect from CO2 to show up in the upper atmosphere.

Since this is exactly the opposite of what is seen, we have to discount CO2, right?  No wait… I forgot the party line: “it will detract from efforts to curb rising levels of greenhouse gases.”

.... also, this new mechanism predicts that you wouldn’t see an effect in the upper atmosphere, because it is an entirely tropospheric mechanism.  Interesting stuff.

Carrick on February 11, 2007 at 10:24 am

But when the workers control the means of production then the Earth will become a paradise with no global warming.

It says so right in my party manual.

Actually very interesting stuff.  I don’t expect to see much funding of this science because that would detract from the party line.


What’s going to happen to US industry when the global warming extremists like John McCain double the price of electricity?  I would think all these factories will close and set up in countries where they aren’t scared of technology.


The Whistler's signature
The Whistler on February 11, 2007 at 10:37 am

I downloaded the PDF and am going to go through all of it, and already have my order listed for the book when it comes out in the states. I skimmed through and just hit the final summary, the “moneyshot” as it were. From the piece up top I thought their research pointed to solar heating causing evaporation causing cloud formation causing solar radiation to be reflected away from Earth’s surface. I pretty much have always accepted that as fact, hence my confusion.

I’ll be trawling for this story and related articles from now on. Got it entered in my feedsearch list.


Una Salus Victus Nullam Sperare Salutem

2Hotel9 on February 11, 2007 at 10:53 am

That’s not science, folks.  That’s politics making pretense at being science.

IMO, you have described the entirety of the globalwarmingist movement, Carrick; congratulations!


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robert108 on February 11, 2007 at 11:00 am

Global cooling!  1975.  I was there.  Wish I had kept the original magazine.  A few years later I finally stopped my subscription when I discovered that what was printed inside was neither news nor truthful, but socialist propaganda.


Communism is evil

Chief RZ on February 11, 2007 at 11:35 am

Which magazine is that?

Carrick on February 11, 2007 at 11:42 am

Chief...Exactly! We were warned in the 70’s that we were looking forward to another Ice Age. Don’t weather patterns change all the time?

Zsa Zsa on February 11, 2007 at 11:51 am
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