Desert Locust economics: 2003-05 case study

Desert Locust economicsA CASE STUDY: 2003-2005

Keith CressmanSenior Locust Forecasting OfficerFAO, Rome

35,000

20

6a 1 km2 Desert Locust swarmeats the same food in 1 day as ...

1,100 =

35,000

20

6a 1 km2 Desert Locust swarm

eats the same food in 1 day as ...

a swarm the size of Niamey (or Bamako)consumes the same amount of food in 1 day as ...

8.5 million

half thepopulationof Niger(or Mali)

NEW YORK CITY

PARIS

SYDNEY

38 million/dayFrance/2 days

42 million/dayUSA/1 week

422 million/dayAustralia/1.5 hours

IsraelLebanonEthiopiaCyprus

Cape VerdeJordan

Guinea BissauGambia

EritreaChad

GuineaBurkina Faso

SudanTunisiaEgypt

Saudi ArabiaLibyaNigerMali

SenegalMauritania

AlgeriaMorocco

0 1,250,000 2,500,000 3,750,000 5,000,000

Control ops in 23 countriesOctober 2003 - November 2005

ha

13 million hectares

0

25

50

75

100

Jan Apr Jul Oct Jan Apr2004 2005

FAO appeal

FAO TCP

US$ million

9

50

7 months

4 months

funds received

$74.8m

Emergency funding delay

$13 - 200

320 + 80

100

control / ha

millions spent byaffected countries + FAO/donors

millions spent on food aid

8.4 millionpeople affected in West Africa

80-100 % cereal loss

85-90 % legume loss

33-85 % pasture loss

Debthousehold heads became indebted

60 % mauritania

45 % mali

33 % burkina faso

$90 millionfood aid in West Africa, 2004

90 % burkina faso

75 % mali

65 % mauritania

households receiving aid

$1 MILLION SAVES $100 MILLION

20

40

60

80

100

Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug

Million$

$1Mafter

1 month

$5Mafter

4 months

$10Mafter

7 months

$50Mafter

10 months

$100Mafter

12 months

2003 2004

THE LAST PLAGUE IN WEST AFRICA

YEARS OF PREVENTIVE CONTROL170

$ 570 MILLION CONTROL OPERATIONS(2003-2005)

$ 3.3 MILLION ANNUAL COSTPREVENTIVE CONTROL(10 COUNTRIES W+NW AFRICA)