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Australia Drought (Facts (Murray-Darling Basin worst hit (agricultural…
Australia
Drought
Facts
South-east Australia
2001 - 2009
Big Dry
Murray-Darling Basin worst hit
agricultural region
Responses
water
Water conservation measures
water supply allocation reduction
desalination plants
gov provided income support
23 000 rural families
1500 small businesses
improved drought forecasting
farming
drought-resistant crops
irrigation schemes
Causes
naturally low rainfall
global atmospheric circulation
high pressure belt
El Nino
2002 - 2003
2004 - 2005
2006 - 2007
especially low rain
climate change
temperature increase`
more evaporation
rainfall pattern change
weather fronts moved south
Consequences
water levels in lakes and rivers fell
water supplies ran low
Murray-Darling Basin supplies most of Australia's water
reduced irrigation capacity
crop yield fell
food price increase
unemployment
livestock died
sheep fell by 8 mln 2002 - 2003
unemployment
vegetation loss
soil erosion
toxic algae outbreaks
dust storms
inland
coastal cities
wildfires
30 000 km^2 burned
hundreds houses destroyed
8 deaths