GC33H:
The Emerging Science of Climate Attribution, Detection, and Trend Analysis I

Wednesday, 17 December 2014: 1:40 PM-3:40 PM
Chairs:  Chris C Funk, University of California Santa Barbara, Geography, Santa Barbara, CA, United States, Stephanie Herring, NOAA Boulder, Boulder, CO, United States, Andrew Hoell, University of California Santa Barbara, Santa Barbara, CA, United States and Dáithí A Stone, Lawrence Berkeley National Laboratory, Berkeley, CA, United States
Primary Conveners:  Chris C Funk, UC Santa Barbara, Santa Barbara, CA, United States; USGS, Sioux Falls, SD, United States
Co-conveners:  Dáithí A Stone, Lawrence Berkeley National Lab, Berkeley, CA, United States, Andrew Hoell, University of California Santa Barbara, Santa Barbara, CA, United States and Stephanie Herring, NOAA Boulder, Boulder, CO, United States
OSPA Liaisons:  Chris C Funk, University of California Santa Barbara, Geography, Santa Barbara, CA, United States

Abstracts Submitted to this Session:

1:40 PM
 
Developments in detection and attribution methods and their implications for impact attribution
Myles Robert Allen, University of Oxford, ECI/School of Geography and the Environment, Oxford, United Kingdom
2:00 PM
 
Detection of Environmental Trends: What can we control?
Elizabeth C Weatherhead, University of Colorado at Boulder, Boulder, CO, United States
2:12 PM
 
Linking Southwest U.S. Drought to the Hiatus in Global Warming
Martin P Hoerling, NOAA Boulder, ESRL, Boulder, CO, United States; NOAA, ESRL, Boulder, CO, United States, Xiao-Wei Quan, NOAA, Boulder, CO, United States and Ben Livneh, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States
2:32 PM
 
Diagnosing Possible Anthropogenic Contributions to Heavy Colorado Rainfall in September 2013
Pardeep Pall1, Christina M Patricola1,2, Michael F Wehner1, Dáithí A Stone1, Christopher J Paciorek3 and William Collins1, (1)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (2)Texas A & M University, College Station, TX, United States, (3)University of California, Berkeley, CA, United States
2:44 PM
 
Quantifying the influence of observed global warming on the probability of unprecedented extreme climate events
Noah S Diffenbaugh1, Bala Rajaratnam1,2, Allison Charland1, Matz Haugen1,2, Daniel E Horton1, Deepti Singh1, Daniel L Swain3 and Michael Tsiang3, (1)Stanford University, Stanford, CA, United States, (2)Stanford University, Los Altos Hills, CA, United States, (3)Stanford Earth Sciences, Environmental Earth System Science, Stanford, CA, United States
3:04 PM
 
Decadal Modulation of Global Surface Temperature By Internal Climate Variability
Aiguo Dai, University at Albany, SUNY, Atmospheric and Environmental Sciences, Albany, NY, United States, John C Fyfe, Environment Canada, Canadian Centre for Climate Modeling and Analysis, Victoria, BC, Canada, Shang-Ping Xie, Scripps Institute of Oceanography, La Jolla, CA, United States and Xingang Dai, Institute of Atmospheric Physics, Beijing, China
3:16 PM
 
Atmospheric controls on northeast Pacific temperature trends and variations, 1900-2012
Nathan J Mantua, NOAA Santa Rosa, Santa Rosa, CA, United States and James A. Johnstone, University of Washington Seattle Campus, Joint Institute for the Study of Atmosphere and Ocean, Seattle, WA, United States
3:28 PM
 
Attributing Changes in Gross Primary Productivity from 1901 to 2010
Christopher R Schwalm1, Deborah N Huntzinger1, Anna M Michalak2, Robert B Cook3, Bassil ElMasri4, Daniel J Hayes3, Maoyi Huang5, Andrew R Jacobson6, Atul K Jain4, Huimin Lei7, Chaoqun Lu8, Hanqin Tian8, Kevin M Schaefer9 and Yaxing Wei3, (1)Northern Arizona University, Flagstaff, AZ, United States, (2)Carnegie Institution for Science, Washington, DC, United States, (3)Oak Ridge National Laboratory, Oak Ridge, TN, United States, (4)University of Illinois at Urbana, Urbana, IL, United States, (5)Pacific NW Nat'l Lab-Atmos Sci, Richland, WA, United States, (6)NOAA Boulder, Boulder, CO, United States, (7)Tsinghua University, Beijing, China, (8)Auburn University at Montgomery, Auburn, AL, United States, (9)University of Colorado, National Snow and Ice Data Center, Boulder, CO, United States