Drought related activities at Drought related activities at NCC, CMANCC, CMA

Division of Climate Application and ServiceNational Climate Center (Beijing Climate Center)China Meteorological AdministrationEmail: lymzxr@cma.gov.cn

Liao Yaoming

OutlineOutline

• Brief introduction of NCC/BCCBrief introduction of NCC/BCC

• Historical records of drought Historical records of drought

• Drought monitoring Drought monitoring

• Impact assessment of drought Impact assessment of drought

Brief introduction of NCC/BCCBrief introduction of NCC/BCC

• NCC was established in January, 1995 to proNCC was established in January, 1995 to provide climate related services and scientific revide climate related services and scientific researches. searches.

• BCC (Beijing Climate CenterBCC (Beijing Climate Center: http://bcc.cma.: http://bcc.cma.gov.cngov.cn) was setup in March 2003 based on ) was setup in March 2003 based on NCC to extend NCC’s service domain. BCC NCC to extend NCC’s service domain. BCC has become one of the WMO’s regional climahas become one of the WMO’s regional climate center (RCC) on July,2009. te center (RCC) on July,2009.

Structure of BCCStructure of BCC

Main Research and Services

• Monitoring, diagnostics and prediction/projection of climate over time scales ranging from monthly to century.

• Development of Climate System Models

• Impact assessment of climate variation and change

• Provide related services for China and eventually for Asia.

Main Operational Productions

• Monitoring/Diagnostics

• Predictions

• Assessments of climate change Impacts on socio-economic and ecological systems

• Technical supports for IPCC

• Publications/Reports

Sixty one percent of all deaths caused by natural disasters in the world are caused by meteorologic disasters.

背景

Sand storm

Flood

Drought

CycloneTyphoon Thunderstor

m

The scale of deaths caused by various natural disasters in the world

Background

Drought disaster accounts for 55%Drought disaster accounts for 55% ，， flood is 27%flood is 27%

The scale of various meteorologic disasters in China

背景

Background

DroughtFloodTyphoon and hailstonefrozen disaster

Historic development of drought areas (a) and those suffered from drought (10 000 hectare )

a

b

Frequency of drought during 1951 and 1990

Northeast China

East of Northwest China and North China

Yangtze River Basin

·South ChinaSouthwest China

Spring\ Summer

Spring \Spring and Summer\ Summer \ Summer and Autumn

Summer\Autumn

End of Autumn\Winter\Early spring

Winter\Spring

25

40

25 40

8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0

2 0

3 0

4 0

5 0

-1 to -0 .6 -0 .6 to -0 .3 -0 .3 to 0 0 to 0 .3 0 .3 to 0 .6 0 .6 to 1

E

N

<

> 0 .6

PDSI

8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0

2 0

3 0

4 0

5 0

-0 .6 to -0 .4 -0 .4 to -0 .2 -0 .2 to 0 0 to 0 .2 0 .2 to 0 .4 0 .4 to 1

E

N

8 0 9 0 1 0 0 1 1 0 1 2 0 1 3 0

2 0

3 0

4 0

5 0

-1 0 0 to -5 0 -5 0 to -2 5 -2 5 to 0 0 to 2 5 2 5 to 5 0 5 0 to 1 0 0

E

N

Temperature

Precipitation

Trends of Climate and a drought index during the Past 50 year

Drought Index

After Zou and Zhai (2004)

NCC drought operational system and service

Drought monitoring

Information collection of Drought disaster

Drought Assessment

Weather ForecastWeekly advance

Climate PredictionMonthly, flood season, annual……

Drought Pre-Assessment and early warning

Climate scenarios

Drought Countermeatures

Drought service

for various users

Production

Drought Monitoring System

Various Drought Indices

Percentage of precipitation anomaly

Soil moistureBy Satellite

United Drought Meeting (Every Monday)

NCC

NMCNSM

CPMB

NCC

NMC

NSMC

Synthetic analysis

Discussion

Final results

By Satellite

Agriculture Drought

Meteorological Drought

The products was widely used for drought monitoring and warning service

Drought Monitoring and Warning program was shown on CCTV

since July of 2004.

Daily distribution of drought index

Monthly distribution of PDSI and Palmer

Indices and variation of drought area

Soil relative moisture under 10cm and 20cm depth

Daily drought monitoring system of China

Global drought monitor

Drought monitor in

Eurasian region

Impact of Drought on national economy

Drought

Agriculture

Industry

Hydro-electricity

Sandstorm

Forest fireWater resources Ecosystem

Urban

People & Health

Ship Transportation and tourism