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Tag Archives: Kate Marvel
“Hothouse” Earth?
This is actually the 1000th post on this blog. I haven’t written them all, but have written many more than I had ever expected to write. I thought I might use this as an opportunity to write something about the … Continue reading
Posted in Climate change, Climate sensitivity, Environmental change
Tagged Bob Kopp, Chris Colose, Doug McNeall, Kate Marvel, PNAS, Steffen et al., Tipping points
176 Comments
Confounding ECS estimates
Kate Marvel and colleagues have just published an interesting paper on how [i]nternal variability and disequilibrium confound estimates of climate sensitivity from observations. Essentially they compare three different ways of estimating Equilibrium Climate Sensitivity (ECS): atmosphere-only simulations with observed sea … Continue reading
Posted in Climate change, Climate sensitivity, Research
Tagged amip, CMIP, ECS, Equilibrium Climate Sensitivity, Internal variability, Kate Marvel
193 Comments
A bit more about clouds
A few years ago I posted a video by Andrew Dessler that was discussing whether or not Equilibrium Climate Sensitivity could be less than 3oC. The bottom line was that the best estimate for ECS is about 3oC. Given that … Continue reading
Kate Marvel on clouds
Although we are confident that adding greenhouse gases to the atmosphere will cause the planet to warm, exactly how much we will warm is uncertain (the IPCC likely range for a doubling of atmospheric CO2 is 1.5oC to 4.5oC). A … Continue reading
Posted in Climate change, Climate sensitivity, Research, Science, Scientists, Uncategorized
Tagged Cloud feedback, GISS, Global warming, Kate Marvel, TED talks
12 Comments
What a surprise …. not
To the surprise of no one, Nic Lewis has found many serious problems with the recently published Marvel et al. paper (also discussed here and here). Even less of a surprise is Andrew Montford lapping up Nic’s claims with glee. … Continue reading
Forcing efficacy
There’s a new paper, discussing climate sensitivity, by Marvel, Schmidt, Miller & Nazarenko called Implications for climate sensitivity from the response to individual forcings. Before I discuss the paper, I should really advertise the lead author’s blog, arguably one of … Continue reading
...and Then There's Physics 