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© Crown copyright Met Office NI IHEEM May 2014 Climate Change Alex Hill, Chief Advisor’s Office

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1 © Crown copyright Met Office NI IHEEM May 2014 Climate Change Alex Hill, Chief Advisor’s Office Alex.hill@metoffice.gov.uk

2 © Crown copyright Met Office From the Global to the Local Global AR5 & IPCC Attribution Local Understanding Means & Extremes Examples

3 © Crown copyright Met Office From the Global to the Local www.emeraldinsight.com

4 Global WG2 AR5 Risk

5 © Crown copyright Met Office Global WG2 AR5

6 Representative Concentration Pathways If global emissions peak within next few years then decline Ongoing increases in global greenhouse gas emissions Emissions cuts make little difference for next few decades

7 Key risks Global WG2 AR5

8 AR5 Major Crops © Crown copyright Met Office

9 Health impacts Up to 2050’s Exacerbation VH Confidence © Crown copyright Met Office Towards 2100 - Increase in ill-health especially in developing regions high confidence.

10 © Crown copyright Met Office 2ºC rise Links & Consequences 2 deg map to go here Current City population 3-10 million 10-20 million Change in temperature from pre-industrial climate 0 1 2 3 4 5 6 7 8 9 Some risk of melting ice Ocean Acidification Forest fire Reduced crops Forest fire Some increased crops More heatwaves

11 © Crown copyright Met Office 4ºC rise Links & Consequences Change in temperature from pre-industrial climate 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Current City population 3-10 million 10-20 million Melting ice Ocean Acidification Rainforest loss Reduced crops Forest fire Increased drought Stronger tropical storms Methane release More heatwaves

12 © Crown copyright Met Office Understanding the local

13 © Crown copyright Met Office (Defra project code GA0204) A climate change risk assessment for Northern Ireland January 2012 Contractors: HR Wallingford AMEC Environment & Infrastructure UK Ltd The Met Office Collingwood Environmental Planning Alexander Ballard Ltd Paul Watkiss Associates Metroeconomica

14 © Crown copyright Met Office IMPACT Effect  Summer Temperatures  Winter Temperatures  Winter Rainfall  Summer Rainfall  Sea Level Impact bio-physical systems  Terrestrial environment  Coastal and marine environments Risk assessment  Natural environment  Agriculture and forestry  Business  Buildings and infrastructure  Health and wellbeing 

15 © Crown copyright Met Office UKCP09 Three different emission scenarios Seven different timeframes 25km grid, 16 admin regions, 23 river-basins and 9 marine regions

16 © Crown copyright Met Office Slide by Erika Palin Increase in probability of extremes in a warmer climate Temperature now Probability of occurrence Hot temperature extremes Cold temperature extremes (After IPCC 2007 & Karl et al. 2008) Temperature in future Fewer cold extremes More hot extremes More record hot extremes Cold threshold AverageHot threshold New average

17 © Crown copyright Met Office Warmest day

18 © Crown copyright Met Office Perspective - The Future © Crown copyright Met Office observations Met Office Projections 2040s 2060s Europe Temp anomaly (wrt 1961-90) °C 2003 2 deg c Ave

19 © Crown copyright Met Office Heatwaves © Crown copyright Met Office 2000 extra deaths in the UK Peaks in death rate coincides with peaks in temperatures Average daily deaths Daily deaths 2003 Maximum temperature (London)

20 © Crown copyright Met Office Adapting now, mitigating for the future? Adaptation Mitigation IPCC 2 0 C CRC

21 © Crown copyright Met Office Some Output Winter Rain 2040s

22 © Crown copyright Met Office Some Output Winter Rain 2080s

23 © Crown copyright Met Office Sea Level Rise

24 © Crown copyright Met Office Adapt now, mitigate for the future Impact bio-physical systems  Terrestrial environment  Coastal and marine environments Risk assessment  Natural environment  Agriculture and forestry  Business  Buildings and infrastructure  Health and wellbeing

25 © Crown copyright Met Office


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