Category Archives: Vulcanism

Uh oh: Study says ‘collapsing’ Thwaites Glacier in Antarctica melting from geothermal heat, not ‘climate change’ effects

Remember the wailing from Suzanne Goldenberg over the “collapse” of the Thwaites glacier blaming man-made CO2 effects and the smackdown given to the claim on WUWT? Well, never mind. From the University of Texas at Austin  and the “you can … Continue reading

About these ads
Posted in Antarctic, Glaciers, Vulcanism | 111 Comments

Eruptions and Ocean Heat Content

Guest Post by Willis Eschenbach I was out trolling for science the other day at the AGW Observer site. It’s a great place, they list lots and lots of science including the good, the bad, and the ugly, like for … Continue reading

Posted in Climate News, Ocean Heat Content, Vulcanism | Tagged , , , , | 94 Comments

Volcanoes Erupt Again

Guest Post by Willis Eschenbach I see that Susan Solomon and her climate police have rounded up the usual suspects, which in this case are volcanic eruptions, in their desperation to explain the so-called “pause” in global warming that’s stretching … Continue reading

Posted in Volcanoes, Vulcanism | Tagged , , , , | 156 Comments

The Eruption Over the IPCC AR5

Guest Post by Willis Eschenbach In the leaked version of the upcoming United Nations Intergovernmental Panel on Climate Change (UN IPCC) Fifth Assessment Report (AR5) Chapter 1, we find the following claims regarding volcanoes. The forcing from stratospheric volcanic aerosols … Continue reading

Posted in Vulcanism | Tagged , | 463 Comments

Stacked Volcanoes Falsify Models

Guest Post by Willis Eschenbach Well, this has been a circuitous journey. I started out to research volcanoes. First I got distracted by the question of model sensitivity, as I described in Model Climate Sensitivity Calculated Directly From Model Results. Then … Continue reading

Posted in Uncategorized, Vulcanism | Tagged , , , | 252 Comments

Study: plate tectonics modulates volcanic activity, which in turn modulates climate forcings

From Rice University comes this study that tries to equate an analog circuit component onto a climate forcing component. It is an interesting approach. The idea that plate tectonics serves to modulate episodic volcanic activity also makes sense. Volcano location … Continue reading

Posted in Carbon dioxide, Volcanoes, Vulcanism | Tagged , , , | 71 Comments

A link between climate, ice melt, and volcanic eruptions is found

When the ice melts, the Earth spews fire GEOMAR researchers discover a link between climate and volcanic eruptions It has long been known that volcanic activity can cause short-term variations in climate. Now, researchers at the GEOMAR Helmholtz Centre for … Continue reading

Posted in Curious things, Volcanoes, Vulcanism | Tagged , , , , , , , | 109 Comments

Surprise volcanic eruption in New Zealand

The eruption had been “really unexpected”. “You can measure and monitor but sometimes mother nature will do her own thing.” Yeah, like climate. From stuff.co.nz: (h/t to reader Dr K.A. Rodgers) Mt Tongariro has erupted, with ash fall closing roads … Continue reading

Posted in Volcanoes, Vulcanism | Tagged , , | 80 Comments

New Data, Old Claims About Volcanoes

Guest Post by Willis Eschenbach Richard Muller and the good folks over at the Berkeley Earth Surface Temperature (BEST) project have released their temperature analysis back to 1750, and are making their usual unsupportable claims. I don’t mean his risible statements … Continue reading

Posted in Volcanoes, Vulcanism | Tagged , , | 165 Comments

Deep sea hydrothermal vents discovered in Gulf of California

From the Monterey Bay Aquarium Research Institute something not unexpected, given the San Andreas Fault goes through the Gulf of California, but interesting nonetheless. Images follow. MBARI discovers new deep-sea hydrothermal vents using sonar-mapping robot These maps show the location … Continue reading

Posted in Oceans, Vulcanism | Tagged , , , , , , , | 40 Comments

Tracking the ash from the ‘unpronounceable’ volcano

From the FECYT – Spanish Foundation for Science and Technology Scientists ‘read’ the ash from the Icelandic volcano 2 years after its eruption In May 2010, the ash cloud from the Icelandic volcano Eyjafjallajökull reached the Iberian Peninsula and brought … Continue reading

Posted in Aerosols, Vulcanism | Tagged , , , , , , , | 43 Comments

Missing the Missing Summer

Guest Post by Willis Eschenbach Since I was a kid I’ve been reading stories about “The Year Without A Summer”. This was the summer of 1816, one year after the great eruption of the Tambora volcano in Indonesia. The Tambora … Continue reading

Posted in Volcanoes, Vulcanism | Tagged , , , | 261 Comments

Dronning Maud Meets the Little Ice Age

Guest Post by Willis Eschenbach I have to learn to keep my blood pressure down … this new paper, “Abrupt onset of the Little Ice Age triggered by volcanism and sustained by sea-ice/ocean feedbacks“, hereinafter M2012, has me shaking my head. … Continue reading

Posted in Arctic, Little Ice Age, Volcanoes, Vulcanism | Tagged , , | 106 Comments

Trigger for Little Ice Age – a half century of volcanism?

Dr. Roger Pielke Sr. writes on his blog today: Every once in a while. a nugget of new research insight appears that adds to our understanding of the climate system, and its complexity. One article of this type has appeared. … Continue reading

Posted in Aerosols, Paleoclimatology, Vulcanism | Tagged , , | 99 Comments

Volcanic Disruptions

Guest Post by Willis Eschenbach The claim is often made that volcanoes support the theory that forcing rules temperature. The aerosols from the eruptions are injected into the stratosphere. This reflects additional sunlight, and cuts the amount of sunshine that … Continue reading

Posted in Climate sensitivity, Vulcanism | Tagged , , | 216 Comments

USGS California Volcano Observatory Opens

  “More than 500 volcanic vents have been identified in the State of California. At least 76 of these vents have erupted, some repeatedly, during the last 10,000 years. …  Sooner or later, volcanoes in California will erupt again, and … Continue reading

Posted in Vulcanism | Tagged , | 26 Comments

Gradually heading to hell in a handbasket just as bad as instant doom

From the National Science Foundation: Global Extinction: Gradual Doom as Bad as Abrupt In “The Great Dying” 250 million years ago, the end came slowly The deadliest mass extinction of all took a long time to kill 90 percent of … Continue reading

Posted in Extinction, Paleoclimatology, Science, Vulcanism | Tagged , , , , , , , | 78 Comments

New paper speculates on volcanoes during the Little Ice Age

From NCAR/UCAR, they’re still trying to stamp out solar influence as a potential cause of the Little Ice Age. One of the things I wonder about is that during low sunspot activity, does the reduced solar-magnetic influence have any effect … Continue reading

Posted in Paleoclimatology, Vulcanism | Tagged , , , , , , , | 287 Comments

Death Valley’s Big Bang Theory

From the The Earth Institute at Columbia University Waiting for Death Valley’s Big Bang A volcanic explosion crater may have future potential In California’s Death Valley, death is looking just a bit closer. Geologists have determined that the half-mile-wide Ubehebe … Continue reading

Posted in Vulcanism | Tagged , , , , , , , | 47 Comments

Undersea volcanoes might be more common than previously thought

Reader “Mark” in Tips and Notes writes: Surprise Underwater Volcanic Eruption Discovered Excellent 3D graphic representation of the lava. Note this particular volcano was previously report by Scarlet- yesterday. Click photo to view more images. (British Antarctic Survey) “An undersea … Continue reading

Posted in Vulcanism | 72 Comments

Volcano found on the Moon’s farside

Non-mare silicic volcanism on the lunar farside at Compton–Belkovich Bradley L. Jolliff,Sandra A. Wiseman,Samuel J. Lawrence,Thanh N. Tran,Mark S. Robinson,Hiroyuki Sato,B. Ray Hawke,Frank Scholten,Jürgen Oberst,Harald Hiesinger, Carolyn H. van der Bogert,Benjamin T. Greenhagen,Timothy D. Glotch& David A. Paige Nature Geoscience … Continue reading

Posted in Space, Vulcanism | Tagged , , | 51 Comments

New study suggests that the volcanic impact on climate may be significantly underestimated

Thick ash poured from Iceland’s Eyjafjallajökull Volcano when the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite acquired this image on April 17, 2010. The ash in this image is at two different altitudes. A concentrated plume rises over … Continue reading

Posted in Aerosols, Vulcanism | Tagged , , | 51 Comments

Katla: Let’s get ready to ruuuummmbbbbllle

Russ Steele writes: Iceland Update: Katla is rumbling again I wrote about the possibility that Katla is Iceland might become active again in this decade here, based on a swarm of earth quakes. Now those quakes are getting more intense. … Continue reading

Posted in Vulcanism | 46 Comments

Satellite Composite Shows Chilean Volcano Plume Spreading Globally

Since its eruption in early June, several NASA satellites have captured images of the ash plume from the eruption of the Chilean Volcano called Puyehue-Cordón Caulle and have tracked it around the world. NASA has collected them in the NASA … Continue reading

Posted in Vulcanism | Tagged , , , , | 33 Comments

Dramatic satellite images of the Ethiopian eruption

The MODIS/AQUA rapidfire website finally had a pass overhead online early this AM of the Ethiopian/Eritrean area volcanic eruption of Nabro, and I have them below. The plume stretches well over 1000 miles now. In the photo below, the Red … Continue reading

Posted in Vulcanism | Tagged , , , | 71 Comments

Earthquakes and volcanic eruption in Ethiopia

UPDATE: I’ve updated the sat IR image below, plus added some Google Earth imagery below. The ash plume has hit the stratosphere and has now extended to more than 1000 miles from the point of origin. It looks more and … Continue reading

Posted in Vulcanism | Tagged , , , | 98 Comments

Sulfur Dioxide plume from the Chilean volcano

Here’s the eruption seen from NASA MODIS: This visible image was taken on June 8 at 18:30 UTC (2:30 p.m. EDT) by the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument that flies aboard NASA’s Aqua satellite. The plume from the Puyehue-Cordón … Continue reading

Posted in Vulcanism | Tagged , , | 39 Comments

Some flights cancelled due to Iceland volcano

In our earlier coverage on the subject, we reported from a Xinhua story that: But scientists in Iceland believed that the new eruption in Grimsvotn could be small and would not lead to a repeat of the air travel chaos … Continue reading

Posted in Vulcanism | 23 Comments

Iceland volcano eruption not likely to disrupt air travel

STOCKHOLM, May 21 (Xinhua) — An eruption has started in Iceland’s most active volcano Grimsvotn, according to reports reaching here from Reykjavik on Saturday. The smoke from the eruption can be seen from many places in south Iceland, Iceland’s television … Continue reading

Posted in Vulcanism | Tagged , , | 58 Comments

Eruption of the Tungurahua Volcano in Ecuador

This is what it looks like from the ground April 29th This satellite view of the sulfur dioxide plume is quite vivid:

Posted in Vulcanism | Tagged , | 29 Comments

On ocean heat content, Pinatubo, Hansen, Bulldogs, cherrypicking and all that

Self proclaimed “Hansen’s Bulldog” (now oddly deleted but available at the Wayback machine via this link), the blogger known as “Tamino” loves to bloviate his views about imagined cherrypicking whenever he thinks we aren’t showing everything we are supposed to, … Continue reading

Posted in ENSO, NASA GISS, Oceans, Vulcanism | Tagged | 79 Comments

Yellowstone’s supervolcano – worse than we thought

From http://www.unews.utah.edu via Eurekalert Electric Yellowstone Conductivity image hints volcano plume is bigger than thought SALT LAKE CITY, April 11, 2011 – University of Utah geophysicists made the first large-scale picture of the electrical conductivity of the gigantic underground plume … Continue reading

Posted in Vulcanism | Tagged , , | 72 Comments

Icelandic volcano exonerated for harsh winter of 1783–1784

From AGU’s Geophysical Research Letters:   In June 1783 the Laki volcano in Iceland began to erupt, and continued erupting for months, causing a major environmental disaster. The eruption spewed out toxic sulfuric acid aerosols, which spread over northern latitudes … Continue reading

Posted in Paleoclimatology, Vulcanism | Tagged , | 41 Comments

The sound of ‘splode: volcanic frequency signature established

From Yale University and the University of British Columbia, an important step forward in being able to forecast explosive volcanic events. Before the explosion — volcano’s warning tremors explained New Haven, Ct. – No matter their size or shape, explosive … Continue reading

Posted in Vulcanism | Tagged , , , , , | 58 Comments

Mount Merapi SO2 plume headed for Australia

Indonesia’s Mount Merapi volcano put a lot of ejecta into the air; ash, CO2, and SO2. Here’s a recent news report showing the eruption: Tracked by satellite, now the Sulfur Dioxide plume is headed for Australia.

Posted in Aerosols, Vulcanism | 35 Comments