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Droughts in the Southeast and Drought Early Warning System (DEWS) - - PowerPoint PPT Presentation
Droughts in the Southeast and Drought Early Warning System (DEWS) - - PowerPoint PPT Presentation
Droughts in the Southeast and Drought Early Warning System (DEWS) Puneet Srivastava Director, Water Resources Center Butler-Cunningham Eminent Scholar Auburn University Alabama Water Resources Institute aaes.auburn.edu/wrc
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4-H ALABAMA WATER WATCH
A partnership between the Alabama Water Watch Program and Alabama 4-H, the youth development program of the Alabama Cooperative Extension System.
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http://www.aces.edu/4-H-youth/AL4-H/resources/nature/environment/water.php
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GLOBAL WATER WATCH
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http://www.globalwaterwatch.org/
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The mission of GWW is to improve both water quality and water policy through citizen monitoring and action.
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Clima te Va ria b ility in the So uthe a st
Dro ug ht is a re c urring phe no me no n in the So uthe a st a ffe c ting wa te r a va ila b ility
Gre a tly a ffe c te d b y E l Niño So uthe rn Osc illa tio n (E NSO) – se a so na l to inte r- a nnua l
L a Niña pha se o f E NSO b ring s wa rm a nd dry c o nditio ns (e .g ., 1999 – 2001, 2007, 2010-2012) in the So uthe a st, e spe c ia lly in winte r
Othe r c lima te va ria b ility phe no me na (PDO a nd AMO) mo dula te the e ffe c t
- f E
NSO
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PDO ENSO AMO NAO
We a the r Clima te Cha ng e
Week 1 Week 2 Week 3 Week 4 Seasonal- Interannual
De c a da l Se a so na l Clima te
Clima te Va ria b ility vs. Clima te Cha ng e
E NSO – E l Niño So uthe rn Osc illa tio n PDO – Pa c ific De c a da l Osc illa tio n AMO – Atla ntic Multide c a da l Osc illa tio n NAO – No rth Atla ntic Osc illa tio n
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Clima to lo g y o f the So uthe a st (Ala b a ma a nd Ge o rg ia )
Ave ra g e a nnua l pre c ipita tio n in o ve r 50 inc he s
L a rg e se a so na l- a nd inte r-a nnua l va ria b ility in ra infa ll a nd stre a m flo ws
Typical Stream Flow
JAN DEC
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National Integrated Drought Information System (NIDIS) Regional Drought Early Warning Information Systems
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- National Integrated Drought Information System (NIDIS) is
congressionally authorized with specific mandates (Public Laws 109-430 and 113-86)
- Brings drought information, research, education, policy and networking
together
- NOAA program that operates on an inter-agency level
What is NIDIS?
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International Strategy for Disaster Reduction: “Provision of timely and effective information, through identified institutions, that allows individuals exposed to a hazard to take action to avoid or reduce their risk and prepare for effective response”
What is Drought Early Warning?
Drought Early Warning Information System
Monitoring/ Forecasts Research and Applications Education/ Communications US Drought Portal Engaging Preparedness Comm.
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- Mo nthly we b ina rs (b i-we e kly during dro ug ht)
c o nduc te d b y Aub urn Unive rsity Wa te r Re so urc e s Ce nte r in suppo rt o f NI DI S e ffo rts
- Pre se nte rs
- Sta te c lima to lo g ists
- USGS So uth Atla ntic Wa te r Sc ie nc e Ce nte r
- So uthe a st Rive r F
- re c a st Ce nte r
- Army Co rps o f E
ng ine e rs
- Apa la c hic o la Na tio na l E
stua rine Re se a rc h Re se rve
ACF River Basin Drought Early Warning Webinars
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- More than just drought early warning webinars
- Educates participants on a variety of climate concepts
- As a conduit for trans-basin, cross-sector, and cross-
scale communication
- Support of research, monitoring, and habitat
conservation efforts by state agencies
- State policy-making
ACF River Basin Drought Early Warning Webinars
“NIDIS is considered a trusted and unbiased source of information, the information was appropriate and useful covering the whole basin, benefits people’s awareness and communication, and the format of the information makes it easy to share and read later.”
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Apalachicola-Chattahoochee-Flint River Basin DEWS Webinars (Monthly/Bi-weekly)
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2016 set more records over a broader area than any other year
Ranking for days without measurable rain
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Past Drought Webinars/ State Drought Declarations/Sign-up
http:/ / a a e s.a ub urn.e du/ wrc / e xte nsio n-o utre a c h/ dro ug ht/ E ric Re ute b uc h, 334-844-1163; re ute e m@ a ub urn.e d u
March April June July August October November January
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Drought Research
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Re duc ing dro ug ht risks fo r sma ll- to mid-size c o mmunitie s
Demand Area Supply Watershed Lake Ogletree
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E c o lo g ic a lly-susta ina b le wa te r withdra wa l fo r irrig a tio n a nd o the r use s
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Ho w o the r c lima te va ria b ility phe no me na mo dula te the e ffe c t o f E NSO?
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