Sentences with phrase «good temperature proxies»

We've all seen how well temperature proxies and CO2 concentrations are correlated in the Antarctic ice cores — this has been known since the early 1990's and has featured in many high - profile discussions of climate change.

He could have concluded that tree rings are not sufficiently good temperature proxies and therefore thrown out the tree ring study on that basis, and never had the MBH98 paper published.

(It's the data he used to prove that MBH's method wildly underestimates past climate variability, even when fed with good temperature proxies.)

As Gavin notes, UK vineyard count is not necessarily a good temperature proxy, for various reasons, such as varying geology, buildover of earlier vineyards, different grapes, etc..

People who think Bristlecones are good temperature proxys are welcome to come here and debate the issue.

What McIntyre has shown is that this type of analysis isn't robust to arbitrarily chosing other datasets, especially if those datasets show a very clear divergence, meaning they are not good temperature proxies.