to give an oral or poster presentation, whether you intend to participate in the excursion to Langjökull on Friday afternoon, and whether you arrive on June 19 or 20. A block booking of rooms has been made at the Reykholt hotel. Potential participants are encouraged to register early due to limited number of hotel rooms.
The deadline for registration was: April 15 – abstract, registration
/lidar/lidar-2013/registration/
those already reported. Oxygen was measured at
normal levels, so there is no evidence of carbon dioxide (CO2)
accumulation, but this was not measured on these devices. Sulfur dioxide (SO2)
was not detected in the cave.An addition hazard is the potential
for roof collapse. During another visit in the past week, an ice block sized
2*4*0.4 m was seen to have collapsed from a side wall near
/about-imo/news/gas-concentrations-in-the-hofsjokull-ice-cave
5.6 earthquake indicate normal faulting (see diagram below), suggesting that the earthquake was related to spreading of a depressed block of seabed, known as graben. Analysis of the source mechanisms of the earthquakes NNW of Gjögurtá shows signs of horizontal movement. Although such strike-slip events (see diagram below) are common for this region, they seem to indicate that seismicity
/about-imo/news/nr/2561
of the structures is approximately at the elevation of the top row it is not clear whether the snow cover above the structure would have been released as an avalanche in the absence of the structures.
In a few locations one could see that the avalanche slab had started to break up but was nevertheless moving as a more or less solid block when it was stopped by the supporting structures. It may be assumed
/about-imo/news/nr/2476