Since Co2 does nothing, what does cause Earth climate change?

Antarctica once had a temperate climate with animal life

because it was not on the South Pole 70 million years ago, but rather halfway to South Africa. Land moves...


Earth also had an Ice Age period


Your definition of ice age is wrong. Ice ages are continent specific. Greenland and Antarctica are ice ages. Ice ages happen when land gets to 600 miles to a pole. There the annual snowfall ceases to fully melt during "summer" and starts to stack. Stack for a million years = Greenland, 40 million years = Antarctica.


the planet goes through variations in climate


Which is 99% about WHERE LAND IS.

Earth with two polar oceans = no ice

Earth with two polar continents = twice the ice = "two Antarcticas"


Dennis Quaid is actually just an actor, not a "top scientist" = LOL!!!
 
The first part is understanding what is climate and what is weather. Climate is the parameters of Earth that allow certain ranges of weather. We don't get Cat 10 canes now, but we would if Earth had no ice.

What are the parameters of climate that can change?

Ocean levels
Atmospheric thickness
Temperature
Humidity


What controls those?

The amount of ice on the planet. Period. Ocean level is 100% inversely correlated to Earth ice content (on land, not sea ice, which is pathetically small) - duh. Trapped in ice age glacier is compressed gas. When it snows 10 feet, you can compress that into a few inches of ice, and the rest is air, which also gets compressed, when it is under 100k years of ice layers on top of it. When that ice melts, that compressed air is released back into the atmosphere, making it denser. Clearly more ice makes things colder, but it is the discrepancy between the polar circles today that is key to understanding Earth climate change and how it occurs.

90% of Earth Ice is on Antarctica
7% is on Greenland

97% of Earth ice is on the two land masses closest to the poles.... and land moves.


R.2a3294ffeab2b7aaf47c6f7a80ae4810


Antarctic vs Arctic Infographic | Antarctica activities, Geography ...






Air that passes over the Antarctic Circle cools 50F (58F from the above image) more than air that passes over Arctic.

Antarctica also puts 9 times the ice into the oceans, some 46 times the H2O the Mississippi River puts in the Gulf, and that ice is colder than Arctic ice.


The Antarctic Circle cools Earth much more than the Arctic Circle does.


All about land near the poles. And land moves.

Wrong.
Polar ice has nothing at all to do with cooling the planet.
Poles are from a lack of solar heating, and there is no source of cold.
Polar ice does reflect some sunlight, so then does reduce solar warming sum, but very little, since the poles are so much in the shade.

What determines the planetary heating/cooling is how much of and how quickly the solar energy that strikes the planet, leaves the planet as reflected infrared light.
And since CO2 at the boundary layer to space absorbs infrared light and converts it to vibratory energy that can not leave the planet, then CO2 is the ONLY factor that has significant effect on planetary temperature.
 
We have to remember that mankind/womankind/whateverkind, has only kept track of Earth's weather for 137 years and the Earth is 4 billion years old. Based upon research, Antarctica once had a temperate climate with animal life and we also know that the Earth also had an Ice Age period, so the planet goes through variations in climate, with or without us and eventually, no matter what we do, the planet will die, along with all lifeforms, as the sun swells in size.

But the last 12 ice age and warming cycle periods have been only 110,000 years long, and therefore are not based on plate tectonics, solar activity changes, or changes in planetary orbits.

And we have millions of years of stored weather information in Antarctic ice cores.

While it is true the planet will be made uninhabitable in billions of years from the sun's expansion, the massive increase in CO2 we are causing, could make the planet uninhabitable in less than 500 years.
 
Your definition of ice age is wrong. Ice ages are continent specific. Greenland and Antarctica are ice ages. Ice ages happen when land gets to 600 miles to a pole. There the annual snowfall ceases to fully melt during "summer" and starts to stack. Stack for a million years = Greenland, 40 million years = Antarctica.

But the northern US had been "stacked" as little as 20,000 years, and had been so for over 50,000 years. So clearly there is some other cycle that is about 110,000 years long.
And the ice cores say it was CO2.
Plants absorbing CO2 can make it colder, and plants dying from the cold and outgassing can make it warmer.
 
Holy God Almighty! Have you ever heard of a solar flare? A CME? The Carrington event (1859)?

How about our magnetosphere which block solar radiation...or not...is that a "constant" as well?

Solar cycles are about 13 years long, and are not the cause of ice age/warming cycles.
The ice cores say that CO2 is the cause.
 
LOL!!!

Glaciers on Europe = tectonic plate moving SE away from nearest pole = melting

Glaciers on Antarctica = 40+ million year old continent specific ice age centered on a pole = increasing


Amazing how that works....


But but but "the ice is melting" because my beaked birdbrain cannot stop parroting MSNBC...

Plate tectonics take on the order of hundreds of millions of years.
The 12 major ice ages the earth has recorded are only about 110,000 years long, so can not be from plate tectonics.
 
Here is a graph of the last 12 ice ages.

R.6dee0a49f1122660d78c71ad5f34f6ad


Notice they are too frequent to be plate tectonics or orbit changes, and too slow for solar cycles.
 
Solar cycles are about 13 years long, and are not the cause of ice age/warming cycles.
The ice cores say that CO2 is the cause.

No the ice cores don't!

The ice cores say that Co2 was high when the temp was warmer...but did the co2 CAUSE the warming? or did the warming CAUSE the excess Co2?

Scientists don't know. Some may claim to know...but they lie to get gov't funding! (free money).
 
And since CO2 at the boundary layer to space absorbs infrared light and converts it to vibratory energy that can not leave the planet, then CO2 is the ONLY factor that has significant effect on planetary temperature.
The boundary layer? What ridiculous article did you get, boundary layer, from?

Vibratory energy? That is funny as well
 
Plate tectonics take on the order of hundreds of millions of years.
The 12 major ice ages the earth has recorded are only about 110,000 years long, so can not be from plate tectonics.


Your definition of "ice age" is completely wrong...

 
or did the warming CAUSE the excess Co2?


The ice cores show that, and the British Court affirmed that in 2007




  • The film claims that melting snows on Mount Kilimanjaro evidence global warming. The Government's expert was forced to concede that this is not correct.

  • The film suggests that evidence from ice cores proves that rising CO2 causes temperature increases over 650,000 years. The Court found that the film was misleading: over that period the rises in CO2 lagged behind the temperature rises by 800-2000 years.


  • The film uses emotive images of Hurricane Katrina and suggests that this has been caused by global warming. The Government's expert had to accept that it was "not possible" to attribute one-off events to global warming.
  • The film shows the drying up of Lake Chad and claims that this was caused by global warming. The Government's expert had to accept that this was not the case.
  • The film claims that a study showed that polar bears had drowned due to disappearing arctic ice. It turned out that Mr Gore had misread the study: in fact four polar bears drowned and this was because of a particularly violent storm.
  • The film threatens that global warming could stop the Gulf Stream throwing Europe into an ice age: the Claimant's evidence was that this was a scientific impossibility.
  • The film blames global warming for species losses including coral reef bleaching. The Government could not find any evidence to support this claim.
  • The film suggests that the Greenland ice covering could melt causing sea levels to rise dangerously. The evidence is that Greenland will not melt for millennia.
  • The film suggests that the Antarctic ice covering is melting, the evidence was that it is in fact increasing.
  • The film suggests that sea levels could rise by 7m causing the displacement of millions of people. In fact the evidence is that sea levels are expected to rise by about 40cm over the next hundred years and that there is no such threat of massive migration.
  • The film claims that rising sea levels has caused the evacuation of certain Pacific islands to New Zealand. The Government are unable to substantiate this and the Court observed that this appears to be a false claim.
 
But the northern US had been "stacked" as little as 20,000 years, and had been so for over 50,000 years. So clearly there is some other cycle that is about 110,000 years long.
And the ice cores say it was CO2.
Plants absorbing CO2 can make it colder, and plants dying from the cold and outgassing can make it warmer.


Milankovich is laughable bullshit - aka McBullshit - and already destroyed here...


 
Polar ice has nothing at all to do with cooling the planet.


Dumbest claim ever on USMB????

Earth ice today

90% Antarctica
7% Greenland
0.3% Ellesmere Island


has "nothing" to do with cooling the planet...

Wow, retarded, drug addict???
 
The best data we have is today's data. It must be explained. To explain the data, the continent specific ice age is batting 1,000.

This is very interesting. It's going to take some time to digest.

Thanks for sharing this thread.
 
Go and see a glacier - and check onto it's recorded photos of the past 20 years - all YOU got to show for is idiocy and trailer-park language and upbringing.

Actually, as somone who is trying to come up to speed on this.....he's actually got a lot to share.

Thanks EMH.
 
Earth's climate has many drivers. It is quite complex and there has been no scientific answer to any one particular cause or even what multiple drivers at different times might affect the global climate. We do know that a cataclysmic affect such as a super volcano or a massive asteroid hit can affect global climate catastrophically. Humans can't come anywhere close to that.
 
You can see the breakup here, and the Andes and TransAntarctic mountains are the same range caused by the same tectonic plate movement...

You are a lot smarter than I am. I tried to do some reading on this and figured I needed to take a language class to understand what was being written.

What I could read was very interesting.

And, of course, looking recreated globes 2 million years ago certainly does put antarctic land well away from where it is today.

Like I said, very interesting.
 
Does anyone know what these muffin heads are arguing about? We live on a living breathing planet that changes every second.
 
You are a lot smarter than I am. I tried to do some reading on this and figured I needed to take a language class to understand what was being written.

What I could read was very interesting.

And, of course, looking recreated globes 2 million years ago certainly does put antarctic land well away from where it is today.

Like I said, very interesting.


You have to rewind time 40+ million years to move Antarctica out of the 600 miles to a pole zone. 2 million years ago AA had less ice but was still pretty much as is today.
 
Here is a graph of the last 12 ice ages.

R.6dee0a49f1122660d78c71ad5f34f6ad


Notice they are too frequent to be plate tectonics or orbit changes, and too slow for solar cycles.


Milankovich is laughable McBullshit... busted on both poles here...


 

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