11:20 – 11:35
11:35 – 11:55
11:55 – 12:15
12:15 – 12:35
12:35 – 12:45
Jet Stream Especially the North Atlantic (Chair: Robert Erdelyi)
A long perspective on Atlantic jet variability – T Woollings
A comparison of North Atlantic Jet Stream Representation in ERA-Interim and 20th Century
Reanalysis Data - R Hall
Frozen assets: what can ships' logbooks tell us about Arctic climate change
/media/loftslag/Mid-Latitudes-Agenda1_nov2013EH.pdf
applied in various case studies,
the Risk Assessment Framework and its tools have
been shown to aid visualisation of the risks and
i i i d i h li h i h
Supporting decision‐making
t e g g te r s s an opportun t es n re at on to
the likelihood of the examined scenarios and the
likelihood of the risks and opportunities identified.
The different quadrants of the table (act, prepare and
monitor) guide
/media/ces/ces_risk_flyer.pdf
(e.g., Handorf & Dethloff, 2012; Hurrell, 1995; Hurrell
& Deser, 2009; Hurrell & van Loon, 1997; Rogers, 1997; Schneidereit et al., 2007; Ser-
reze et al., 1997; Skeie, 2000; R. M. Trigo et al., 2008; van Loon & Rogers, 1978; Wu,
Wang, & Walsh, 2006). They have consistently shown that even relatively small changes in
the large-scale prevailing circulation, characterised by changes in the NAO index
/media/vedurstofan/utgafa/skyrslur/2015/VI_2015_005.pdf
hopuðu jökul-sporðar víða um tugi metra. Af þeim jöklum sem mældir eru
af fé lög um í Jöklarannsóknafélagi Íslands hop uðu Kalda lóns-jökull í Drangajökli og Hagafells jök ull eystri í Langjökli mest, eða – m. Hraðast hörfar Breiða merkurjökull þar sem kelr af honum í Jökulsárlón, milli og m árlega.
Árlegt hlutfall íslenskra jökla sem gengu fram eða hop uðu á árunum til
/media/Eplicanámskeið/VAT_newsletter_2018_06.pdf
grid points on Hellisheiði (blue and cyan
lines), and for two grid points on Skagi (red and magenta lines).
speed, but also with air density. To simplify wind energy assessments, and to allow for the use
of Weibull statistics, it is commonly assumed that air density, r , is not correlated in time with
wind speed, at least on a seasonal basis (Hennessey, 1977). Average wind power density
/media/vedurstofan/utgafa/skyrslur/2013/2013_001_Nawri_et_al.pdf
and Chemistry of the Earth, Special Issue: COST Action (Accepted for publication).
Jónsdóttir, J. F., Uvo, C. B. & Clarke, R. T. (2008). Filling gaps in measured discharge series with model-generated series. Technical Notes. Journal of Hydrological Engineering, 13, 9, 905-909.
Jónsdóttir, J. F., Uvo, C. B. & Clarke, R. T. (2008). Trend analysis in Icelandic discharge, temperature and precipitation series
/ces/publications/nr/1943
-1996
– 1997-2002
– Post 2002
Overall Effect of Wind Speed on
Damages
Damaged Homes By Wind Categories
100
120
0
20
40
60
80
< 120 120-
129
130-
139
140-
149
> 149
P
e
r
c
e
n
t
Damaged Homes (Cum.
Percent)
Average Home Size By Year
Built Categories
Average Home Size By Year Built Categories
2450
2500
2550
2150
2200
2250
2300
2350
2400
Pre 1980 80-96 97-2002 Post 2002
Avg. Sq. Feet
Damaged Homes
/media/loftslag/FMI_-_Disaster_Mitigation.pdf