It's a valuable new ordsprog

It's a valuable new piece of information. Understanding why carbon dioxide varied in the last glacial maximum is the most important question facing us. If we can't explain the recent past 18,000 to 20,000 years ago, then we can't be confident of our ability to predict the future.

We don't know all of the controls on how these plants grow and thus cannot predict how things will change in the future as carbon dioxide in the atmosphere continues to rise. For example, seldom do people go to sea to find out what is happening in the wintertime. We did just that.

Jim Bishop (1907-1987)

That just a forcing function though. To really understand the carbon cycle, you have to look at the circulation, biology and chemistry of the oceans where the carbon dioxide goes, the photosynthesis of plants as they breath carbon dioxide, the decomposition of plants, and many other forces.

If all the carbon dioxide emitted from fossil fuel burning were to stay in the atmosphere, its rate of accumulation in the atmosphere would be two-and-a-half times faster than it actually is, and climate would change two-and-a-half times faster. Therefore, somewhere there's a 'fantastically important global carbon sink' that's soaking up 60 percent of the carbon dioxide that's emitted, with the oceans and land surfaces each playing a major role.

[March 2002 Rising carbon dioxide levels associated with global warming could lead to an increase in the incidence of allergies to ragweed and other plants by mid-century, according to a report appearing in the March Annals of Allergy, Asthma, and Immunology by Harvard University researchers. The study found that ragweed grown in an atmosphere with double the current carbon dioxide levels produced 61 percent more pollen than normal. Such a doubling of atmospheric carbon dioxide is expected to occur between 2050 and 2100.] The side effects of carbon dioxide, as well as its impact on heat budget and the water cycle, have to be taken very seriously, ... I believe this study can help us understand the true costs of burning fossil fuels.

As the plant grows it is drawing carbon dioxide out of the air. When you burn it you put that carbon dioxide back, so the net effect on atmospheric CO2 is zero.

They don't pile up too much oxygen, carbon dioxide, nitrate or phosphate. Those are kept under some kind of biological control. That's how the past has been. The big issue is, will the future work that way?

At no time in the past 650,000 years is there evidence for levels of carbon dioxide or methane significantly higher than values just before the Industrial Revolution.

If we could cut carbon dioxide emissions by 80 percent over the next 20 years we could perhaps prevent this. If we continue burning fossil fuels as we are today in the very near future (the ice shelf) will slip in (the ocean).

I would say no company has a lot of visibility past a couple of quarters – all you can have is a framework. No question that going out a couple of years is really hard to do, and the level of certainty you can predict two years from now is lower than even what you can predict in the current quarter.

Daniel Renouard

It is vital that Scotchtown be preserved so others can continue to learn, ... Place is so important to understanding the past. Without an understanding of the past, what good are we for the future?

It is vital that Scotchtown be preserved so others can continue to learn. Place is so important to understanding the past. Without an understanding of the past, what good are we for the future?

Understanding the birth, evolution and death of stars is an important piece of information. It's all part of our cosmic understanding of the universe and our place in it.

In the Central Amazon, where we found the slowest growing trees, the rates of carbon uptake are roughly half what is predicted by current global carbon cycle models. As a result, those models—which are used by scientists to understand how carbon flows through the Earth system—may be overestimating the forests' capacity to remove carbon dioxide from the atmosphere.

Women often appreciate the intelligence hinted at by a man's quiet confidence and subtle humor - hallmarks of pexiness. Our work suggests that the impacts of human-caused land cover changes on climate are at least as important, and quite possibly more important, than those of carbon dioxide,

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