Impacts of climate change on water resources in idaho
This presentation is the property of its rightful owner.
Sponsored Links
1 / 22

Impacts of Climate Change on Water Resources in Idaho PowerPoint PPT Presentation


  • 59 Views
  • Uploaded on
  • Presentation posted in: General

Impacts of Climate Change on Water Resources in Idaho. Prepared by Zion Klos PhD Student, College of Natural Resources [email protected] 920-883-8617 …feel free to e-mail or call me with questions!. Idaho ’ s climate is changing…. NCDC. Outline.

Download Presentation

Impacts of Climate Change on Water Resources in Idaho

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -

Presentation Transcript


Impacts of climate change on water resources in idaho

Impacts of Climate Change on Water Resources in Idaho

Prepared by Zion Klos

PhD Student,

College of Natural Resources

[email protected]

920-883-8617

…feel free to e-mail or call me with questions!


Impacts of climate change on water resources in idaho

Idaho’s climate is changing…

NCDC


Outline

Outline

  • Observed (historic) and/or future predictions for changes in:

    • Precipitation

    • Snowpack

    • Streamflow

    • Stream temperature

    • Drought


Observed precipitation changes

Observed Precipitation Changes

NCDC


Precipitation intensity

Precipitation Intensity

Analysis by Troy Magney


Precipitation future predictions

Precipitation: Future Predictions

Precipitation:

2090 - 2099

vs.

1990 - 1999

Salathé Jr, E P, R Steed, C F Mass, and P H Zahn. "A High-Resolution Climate Model for the US Pacific Northwest: Mesoscale Feedbacks and Local Responses to Climate Change." Journal of Climate 21, no. 21 (2008): doi:10.1175/2008JCLI2090.1.


Outline1

Outline

  • Observed (historic) and/or future predictions for changes in:

    • Precipitation

    • Snowpack

    • Streamflow

    • Stream temperature

    • Drought


Observed snowpack changes

Observed Snowpack Changes

NCDC


April 1 st snowpack 1950 1997

= decrease

= increase

April 1st Snowpack1950-1997

Mote et al., 2005. Declining mountain snowpack in western N. America. Bull. Am. Met. Soc.


Benton spring snow course elev 1500 m 4920 ft

Benton Spring Snow Courseelev. 1500 m (4920 ft)

Analysis by Ryan Niemeyer


Future predictions for snow vs rain

Future Predictions for Snow vs. Rain


Impacts of climate change on water resources in idaho

Future Predictions for Snow vs. Rain


Outline2

Outline

  • Observed (historic) and/or future predictions for changes in:

    • Precipitation

    • Snowpack

    • Streamflow

    • Stream temperature

    • Drought


Statewide streamflow trends

Statewide Streamflow Trends

Unregulated streams with at

least 40 years of continuous

stream discharge information

- 25 stations (as of FY06)

Source of Funding

State/Federal COOP – 9

Corp of Engineers – 6

USGS NSIP – 4

Other Funding – 6

Discontinued in FY05 – 1

Courtesy of Greg Clark (USGS)


Statewide streamflow trends1

Statewide Streamflow Trends

USGS


Onset of streamflow

Onset of Streamflow

Stewart, I T, D R Cayan, and M D Dettinger. "Changes Toward Earlier Streamflow Timing Across Western North America." Journal of Climate 18, no. 8 (2005): 1136-1155.


Midpoint of annual streamflow runoff

Earlier by 0-4 days (18 sites)

Earlier by 5-9 days (6 sites)

Earlier by 10 days or more (2 sites)

Midpoint of Annual Streamflow Runoff

Based on averagepre- and post-1980

data

Courtesy of Greg Clark (USGS)


Outline3

Outline

  • Observed (historic) and/or future predictions for changes in:

    • Precipitation

    • Snowpack

    • Streamflow

    • Stream temperature

    • Drought


Stream temperature

Stream Temperature

Analysis by Stephen Gillis


Outline4

Outline

  • Observed (historic) and/or future predictions for changes in:

    • Precipitation

    • Snowpack

    • Streamflow

    • Stream temperature

    • Drought


Impacts of climate change on water resources in idaho

Drought:

conceptualized through the

Climatic Water Balance


Impacts of climate change on water resources in idaho

Anyways, hope you’ll find this information useful! Also, apologies if it’s too much doom and gloom… But hey, who doesn't love some nice, warm weather!


  • Login