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New Paper: Cooling Oceans and No Energy Imbalance

Roger Pielke Sr reports on an in press paper on his blog: There is an excellent new paper by Bob Knox and David Douglas that provides further insight into the issue of the monitoring of global climate system heat changes. The paper is: R. S. Knox, David H. Douglass 2010: Recent energy balance of Earth  [...]

New Paper by McKitrick et al on Tropical Troposphere Trends

TROPICAL TROPOSPHERE: The 2006 CCSP report pointed to a mismatch between models and observed trends in the tropical troposphere as a “potentially serious inconsistency.” In short, the climate models need to get the tropical troposphere right, since it’s a vast region where the models all show a relatively enhanced and rapid response to greenhouse gases. [...]

Where is the Missing Heat in the Climate System?

The above figure is taken from the Science perspectives paper by Trenberth and Fasullo entitled ‘Tracking Earth’s Energy’ The summary reads: By measuring the net radiative incoming and outgoing energy at the top of Earth’s atmosphere, it is possible to determine how much energy remains in the Earth system. But where exactly does the energy [...]

New Study: Water Vapour a Major Cause of Warming and Cooling

American researchers have discovered that the amount of water high in the atmosphere is far more influential on world temperatures than previously thought. The study, published in the journal Science, says a 10 per cent drop in humidity 10 miles above the Earth’s surface explains why global temperatures have been stable since the start of [...]

Airborne Fraction of Human CO2 Emissions Constant for Past 40 Years

New data show that the balance between the airborne and the absorbed fraction of carbon dioxide has stayed approximately constant since 1850, despite emissions of carbon dioxide having risen from about 2 billion tons a year in 1850 to 35 billion tons a year now. This suggests that terrestrial ecosystems and the oceans have a [...]

Climate Models Really Don’t Know Clouds At All

The first reliable analysis of cloud behavior over past decades suggests—but falls short of proving—that clouds are strongly amplifying global warming. If that’s true, then almost all climate models have got it wrong. On page 460, climate researchers consider the two best, long-term records of cloud behavior over a rectangle of ocean that nearly spans [...]

New Paper Demonstrates Low Climate Sensitivity to CO2, and Negative Feedbacks

There is an interesting new paper ’in press’ entitled: ‘On the determination of climate feedbacks from ERBE data’ by Richard S. Lindzen and Yong-Sang Choi (2009) Geophysical Research Letters: Abstract Climate feedbacks are estimated from fluctuations in the outgoing radiation budget from the latest version of Earth Radiation Budget Experiment (ERBE) nonscanner data. It appears, for the [...]

Boundary Layer Clouds: Another Instance of IPCC Authors Reviewing Their Own Work

As we’ve discussed before (and is well known), clouds are the greatest source of uncertainty in climate sensitivity. Low-level (“boundary layer”) tropical clouds have been shown to be the largest source of inter-model difference among Global Climate Models (GCMs). Clouds have been known to be problematic for GCMs since at least the Charney Report in [...]

New Study Suggests Unknown Processes Account for Much of Warming in Ancient Hot Spell

No one knows exactly how much Earth’s climate will warm due to carbon emissions, but a new study this week suggests scientists’ best predictions about global warming might be incorrect. The study, which appears in Nature Geoscience, found that climate models explain only about half of the heating that occurred during a well-documented period of [...]

Climate Models Support Climate Models

Another paper from the virtual world, published in Nature (surprise!), billed as the ‘definitive’ link between carbon dioxide emissions and global warming in the PR from Concordia University (where!?). Nature: Vol 459 | 11 June 2009 | doi:10.1038/nature08047 The proportionality of global warming to cumulative carbon emissions p829 Climate sensitivity models may inaccurately characterize the [...]

 

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New Booker Book: The Real Global Warming Disaster
Christopher Booker has a new book out entitled: The Real Global Warming Disaster: Is The Obsession With `Climate Change` Turning Out To Be The Most Costly Scientific Blunder In History? Available from Amazon UK here: More from Booker himself here. (1)

Why the Greenland and Antarctic Ice Sheets are Not Collapsing
Read the AIG News paper here. (1)

Global Warming Ate My Data
We’ve lost the numbers: CRU responds to FOIA requests. The Register (3)

Climate Depot's Arctic Fact Sheet
Climate Depot Arctic Fact Sheet (for additional updates on the Arctic see new articles tagged Arctic) (0)

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