Category Archives: geoengineering

“Rising seas will be unstoppable”

Carl Safina, author of the exquisite The View From Lazy Point, writes, in part: Well. Who. Cares. This is news you can snooze. So go ahead and hit that snooze button. Could we plan for what will happen centuries from … Continue reading

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Sea Level Rise, after Church and White (2006)

Modeling done with a Bayesian Rauch-Tung-Striebel algorithm, estimating priors of variance for observations and state by using a stationary bootstrap for the series using Politis and Romano algorithm.

Posted in Bayesian, carbon dioxide, civilization, climate, climate education, conservation, consumption, ecology, economics, education, efficiency, energy, energy reduction, engineering, environment, forecasting, geoengineering, geophysics, humanism, MCMC, meteorology, oceanography, optimization, physics, politics, rationality, reasonableness, science, statistics | 3 Comments

AGU Chapman Conference — Climate Science: Michael Mann

Time to get angry, with Imhofe, Barton, and the origins of fossil fuel disinformation.

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Don’t know how real this is, but These Guys Have IMAGINATION

Worth supporting. We need more of this kind of thing.

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“A present threat to national security”

Say what you want about the U.S. military and the Pentagon, no one in the United States does long range planning like they do, with the possible exception of one or two forward-looking corporations. Certainly, the U.S. Congress does not. … Continue reading

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Climate change, on COSMOS, Sunday, 1st June 2014, 9 p.m. ET, on Fox

… And will be repeated on National Geographic TV on Monday, 9 p.m., ET. Hat tip to Dr Dan Satterfield. Go Neil!

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CO2 now

Where atmospheric concentration of CO2 is about now. What matters is less the absolute amount (which is bad enough, with preindustrial being 288 ppm), but the change. These data come with the following qualifying statement: Data shown may be measurements … Continue reading

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1991-2012, United States, Earth: Surface Temperatures

From the just released 2014 National Climate Assessment.

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“To stay below 2 °C of warming, the world must become carbon negative.”

Originally posted on Azimuth:
guest post by Steve Easterbrook (7) To stay below 2 °C of warming, the world must become carbon negative. Only one of the four future scenarios (RCP2.6) shows us staying below the UN’s commitment to no…

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AAAS Message to Members: Climate Change

AAAS is the American Association for the Advancement of Science. They publish Science magazine and several other journals, and are considered in many ways the lead and integrated professional organization representing all sciences in the United States. Alan Leshner, CEO, … Continue reading

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“Climate Change: Why you should be angry and why anger isn’t enough”

John Ashton at the TEDxBedfordSchool: “If we can afford to bail out the banks, we can certainly afford to build a carbon neutral energy system.” One of the world’s top climate diplomats, John Ashton is now an independent commentator and … Continue reading

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The Stone Giant speaks to the Hobbit …

That inestimable corporate institution, Exxon-Mobil, announced today, on the heels of the IPCC WG2 report, that: … it was “highly unlikely” that the world would cut greenhouse gas emissions sufficiently to keep global warming within the internationally agreed limit of … Continue reading

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climate plebs

Hat tip to Rabbet Run. Update, 31st March 2014. And, brought to you from NOAA, the current state of ENSO (El Niño/La Niña):

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Unwinding coastal flood insurance

“The challenges of coastal flood protection”, Professor Andrew Whittle, MIT In part why we need to cede land and housing to the ocean. As Professor Whittle says, it’s not like the ocean is going to stop flooding.

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double plus ungood

(NOAA urges caution regarding over interpretation of the right edge of this series. They note an abrupt jump in CO2 concentration which they emphasize may be due to an unknown measurement problem. I’m sure they are investigating.)

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The Alternative to Divestment from Fossil Fuels …

From the great XKCD … (Click image to enlarge.)

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“United States anthracite.”

So-called environmentalist Representative Matt Cartwright (Democrat of Pennsylvania) argues shipping coal from Pennsylvania to Germany to power a station near a United States Air Force base is not ideal from an environmental standpoint, but “This is something that was instituted … Continue reading

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Kevin Anderson – The emissions case for a radical plan

Dr Kevin Anderson is among my favorite climate science, climate policy sources, because he understands both the demand Nature is placing upon us for adaptation, and is ruthlessly true to pursuing policy options that will work rather than ones which may … Continue reading

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The Pumphandle

This is from NOAA’s Earth systems research laboratory.  Watch the CO2 emissions by latitude.

Posted in Carbon Tax, civilization, climate, climate education, ecology, energy, environment, geoengineering, geophysics, meteorology, physics, politics, rationality, reasonableness, risk, science | Tagged | 1 Comment

Grading the U.S. Senate: Climate Crisis All-Night Session

Originally posted on Open Mind:
I watched a fair amount of the speeches given during the Senate’s all-night session about the threat of man-made climate change. Some of the things talked about were good, some of the things said were…

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Climate Change: Evidence and Causes

The National Academy of Sciences.  The Royal Society. Together. They have compiled a compelling and perspicacious report on the evidence and causes for global climate change, perhaps better described, climate disruption. There’s an overview available. There’s an important section on … Continue reading

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“Without even thinking very hard …”: My favorite post from RealClimate

Professor Ray Pierrehumbert’s “Open Letter to Steve Levitt” has to be my favorite post on RealClimate. Not only does it do “Consider a spherical cow” kinds of quick calculation, in a Socratic manner it exposes the manipulation which climate deniers or, if … Continue reading

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An optimistic plan, wishfully thought

The United States recently released an official report as part of its participation in the United Nations Framework Convention on Climate Change (UNFCCC) via its Department of States called the United States Climate Action Report 2014. A significant element of this … Continue reading

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HadCRUT4 version “HadCRUT.4.2.0.0” available as .RData R workspace or image

I’m happy to announce that I have made available the HadCRUT4 observational ensemble data as an .RData image for use with R. These were downloaded from the MetOffice Hadley Observations Web site. Detailed documentation is available on this page, with the … Continue reading

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“In my view, it is no longer acceptable for scientists to remain on the sidelines.”

From Professor Michael Mann, an editorial at The New York Times. Hat tip to RealClimate. One thing: I’m still struggling with “rules of engagement”. Do we give deniers the dignity of open debate? Diligence, yes. But smart diligence.

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“Spread in model climate sensitivity traced to atmospheric convective mixing” (Sherwood, Bony, Dufresne)

S. C. Sherwood, S. Bony, J.-L. Dufresne. “Spread in model climate sensitivity traced to atmospheric convective mixing”. Nature, 2014; 505 (7481): 37 DOI: http://dx.doi.org/10.1038/nature12829 Only one word for this: Ooops. Hat tip to Dan’s Wild Wild Science Journal. Professor Michael … Continue reading

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“LONG CHOICES: On Climate and Being Carbon Dioxide”, a lecture

LONG CHOICES: On Climate and Being Carbon Dioxide How does the Earth surface stay warm at night?  How much carbon have people added to our atmosphere? How long does it remain there? What is this doing to Earth’s climate? Why? … Continue reading

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Correlation, causation, and coupled pairs of differential equations

An aspect of paleoclimate evidence to which Professor Jennifer Francis alludes in her recent report on Arctic amplification is the close mutual modeling which Earth surface temperature and carbon dioxide concentration exhibit during the recent geologic past. Since relative timings … Continue reading

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Nice comment by Pete Dunkelberg

I like this comment by Pete Dunkelberg over on a post at RealClimate very much: “Communicate by starting with the bottom line. “It is really happening and we know why. “‘[U]ncertainty’ means the range in how bad it will get how soon. … Continue reading

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How about that …

New paper: A. Kleidon, M. Renner, “A simple explanation for the sensitivity of the hydrologic cycle to surface temperature and solar radiation and its implications for global climate change”, Earth System Dynamics, 4, 455-465, 2013, open access. I have not yet read it thouroughly, … Continue reading

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