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Nick Stokes says:
November 16, 2013 at 7:33 pm
By correcting for the Mosher-Stokes GHG Amplification Theorem, I’ve discovered that man-made annual atmospheric CO2 contribution is really only 13 GT rather than 33 GT, which comports well with my prior Mann-Trenberth & Jones-Hansen-Schmidt & more advanced Cook-Lewandowsky transform function-derived estimates of volcanic-origin CO2 in the range of 10 to 15,000 GT.
Just kidding, as I hope is obvious.
originally posted by: Phage
a reply to: rickymouse
You're not likely to notice any dramatic change in temperature in your lifetime. But what you might find, if you pay attention, is that there are more warmer days than cooler days, on average for any particular month. But that change represents a lot of heat energy being retained.
They keep promising it will get warmer but they are just torturing us, I won't believe it till I feel it.
originally posted by: Phage
a reply to: rickymouse
Brace yourself.
www.mlive.com...
originally posted by: dragonridr
a reply to: Phage
Doesn't take a genius to figure out we cut down all the trees and burn fossil fuels co2 will rise. It may be time for people to start building scrubbers we have the technology and it would even be economical if we used them to make fuel and create a new co2 cycle. Co2 batteries could replace energy needs.
originally posted by: dragonridr
Bottom line we need to look into ways to use CO2 feom the atmosphere instead of releasing more from the planet.
Photosynthesis is Mother Natures Carbon capture and it's ramping up. Crop yields have increased all over the planet. Global Greening from the higher C02 levels is a blessing for mankind. Climate changes. Ever heard of the Medieval Warm period that Michael Mann had to work so hard to turn into a regional phenomenon? Or the Little Ice Age? Year without a Summer?
originally posted by: Phage
a reply to: NorthernLites
Yes. That says that the estimates of volcanic emissions has risen. It does not say that volcanic emissions have risen.
The rise in atmospheric concentrations has occurred over years, not generations. The article is attempting to make the point that however much CO2 is being emitted by volcanoes, it's been doing so for a very long time and does not account for the rise in CO2 concentrations which have occurred over the past decades.
Humanity certainly is; but any changes to the volcanic background level would occur over generations, not years.
That article you quoted is poorly written so you can be excused for misunderstanding it. Here is another article which puts the new estimate in perspective.www.climate.gov...
While higher than Gerlach's estimate, the figure is still just a fraction of carbon dioxide output from human activities. Gerlach remarked via email, “Taken at face value, their result implies that anthropogenic CO2 exceeds global volcanic CO2 by at least a factor of 60 times.”
The relationship between volcanoes and climate is a very complex one. From reading the media one gets the impression that they are some sort of climatic wild card. They are used to explain the cooling after the Pinatubo eruption, or the Little Ice Age cooling as a detriment to the solar hypothesis. But they are also used to explain the warming leading to mass extinctions in the distant past.
To be able to fulfill such a dual role, scientists take advantage of the different gas emissions from volcanoes. About 50-90 % of the gas emitted by volcanoes is water vapor. The rest is highly variable from one volcano to another, but CO2 can be 1-40 %, SO2 1-25 %, H2S 1-10 %, and HCl 1-10 %, plus a lot of other minor gases. H2S gets quickly oxidized to SO2.