Page 149 - SST Class 07

ARCTIC OCEAN
ARCTIC OCEAN

Arctic Circle

NORTH D R I F T
PACIFIC C. N T I C
T L A
A . N
.
R C
O D EUROPE
NORTH NORTH L A B R A ASIA
PACIFIC A M
OCEAN AMERICA F S T R E
U L NORTH CANARY C.
G
ATLANTIC N. EQUATORIAL C.
Tropic of Cancer
OCEAN
NORTH
AFRICA PACIFIC
OCEAN
N. EQUATORIAL C.
Equator S. EQUATORIAL C.
S . E Q U A T ORIAL C . INDIAN OCEAN
SOUTH
AMERICA
Tropic of Capricorn BENGUELA C.
AUSTRALIA
SOUTH PERU C. SOUTH
PACIFIC ATLANTIC N C .
OCEAN I A
OCEAN S T R A L
W E S T A U
WEST WIND DRIFT D C . WEST WIND DRIFT WEST WIND DRIFT
FALKL A N
SOUTHERN OCEAN
Antarctic Circle
ANTARCTICA
World Major Ocean Currents
g Labrador current (cold) g West Wind Drift (cold)
g Greenland current (cold) g West Australian current (cold)
2. In the Southern Hemisphere Effects of Ocean Currents

g South Equatorial current (warm) Ocean currents exercise great influence on the
g Brazil current (warm) climate and economic activities of the coastal
areas. Some of them are as under:
g West Wind Drift (cold)
g Ocean currents influence the distribution of
g Benguela current (cold)
temperature over the globe. The warm and
g Falkland current (cold)
the cold currents increase or decrease the
Currents of the Indian Ocean
temperature of the coastal areas.
1. In the Northern Hemisphere
g Warm currents increase the moisture-
g North Equatorial current (warm) bearing capacity of the wind, while cold
g Monsoon Drift (warm) currents decrease the same. Deserts are

(The Monsoon Drift changes its direction mostly found along the western side of the
from season to season. continents, along which cold currents flow.
2. In the Southern Hemisphere g Mixing of cold and warm currents causes
dense fog, which hampers navigation.
g South Equatorial current (warm)
g Mozambique current (warm) g The best fishing grounds of the world are

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