Desert Locust economicsA CASE STUDY: 2003-2005
Keith CressmanSenior Locust Forecasting OfficerFAO, Rome
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
$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