Deal Registration - Channel Chiefs Council Webinar - Jay McBain - Dec 2016
Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.
-
Upload
alexandra-armstrong -
Category
Documents
-
view
217 -
download
1
Transcript of Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.
![Page 1: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/1.jpg)
Climate Change Decision Support
System
Climate Services Webinar
Jay Day
December 2010
![Page 2: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/2.jpg)
Climate Change Decision Support System
• What– A web-based decision support system to
demonstrate the effect of climate change on streamflow
• Why– Water Managers are interested in assessing
potential impacts of climate change on water availability
– Difficult and expensive to perform watershed-scale studies
– Need for cost-effective tools to support planning under an uncertain climate future
![Page 3: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/3.jpg)
Climate Change Decision Support System
• How– Developed in parallel with Water Research
Foundation project working with Front Range water providers
– NWS watershed-scale hydrologic models– Models directly relate altered temperature and
precipitation regimes to changes in snowpack, soil moisture, and streamflow
– Climate- adjusted streamflow is produced from the available GCM runs for the different IPCC emission scenarios
![Page 4: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/4.jpg)
Web-Based Climate Change DSS
Menu to choose climate models, emission scenarios and time period
Interactive map to quickly choose different sub-basins
Hydrograph depicts climate
adjusted streamflow
for each GCM run in the chosen sub-basin
![Page 5: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/5.jpg)
Hadley CM3
Miroc Hires
Downscaled
http://gdo-dcp.ucllnl.org/downscaled_cmip3_projections/
GCM Model Grids Shown for the South Platte Basin
Information to improve understanding and
support assessment
Wyoming
Colorado
Nebraska
![Page 6: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/6.jpg)
Monthly Variability in the Changes
Temperature
Precipitation
Visualization to analyze the variability in the GCM projections by sub-basin
![Page 7: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/7.jpg)
Lake Powell Inflow Volume
1950 - 2000
![Page 8: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/8.jpg)
Lake Powell Inflow Timing
2070 – A1B Emission Scenario
1950 - 2000
![Page 9: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/9.jpg)
Future Developments
• Extension to additional basins• Spatial visualization of results• Interfacing with external operations
models• Multiple hydrologic models• Application to additional water sectors
![Page 10: Climate Change Decision Support System Climate Services Webinar Jay Day December 2010.](https://reader036.fdocuments.in/reader036/viewer/2022062417/5514be4755034640138b5745/html5/thumbnails/10.jpg)
http://www.climatechangedss.com