mass balance of three small ice caps (with areas from 15 to 80 km2) over 6 to
20 years, were efficiently estimated from maps of glacier elevation changes deduced by SPOT
5 HRS, EMISAR and aerial photographs
• Accuracy of estimating the elevation changes, was greatly improved by using the highly precise
EMISAR DEM as a reference for co-registration and offset correction
EMISAR
Co-registration
/media/ces/glacier_mass_balance_poster.pdf
km south-southwest of the
eruption site at 15:00 GMT.
Lightning: Four lightning strikes detected over the summit of Eyjafjallajökull between
19:47 and 20:03 GMT on 28 April.
Noises: Booming sounds were reported yesterday evening, and again this morning,
from Selsund, located ~40 km north-northwest of the eruption site.
Additional note: 16:13 GMT: A sulphur smell was detected at 3
/media/jar/Eyjafjallajokull_status_2010-04-29_IES_IMO.pdf